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-    <link href="/hono/docs/css/hugo-theme.css?1626138737" rel="stylesheet">
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+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225119" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225119" rel="stylesheet">
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-      <link href="/hono/docs/css/theme-hono.css?1626138737" rel="stylesheet">
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index 7b76707..1584636 100644
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-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
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+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
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+              
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                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/amqp-adapter-config/">1.3</option>
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+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
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-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
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index 1b0332d..2ae2d87 100644
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-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
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+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
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-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
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@@ -83,14 +83,14 @@
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+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
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@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/amqp-network-config/">stable (1.8)</option>
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@@ -1333,6 +1367,8 @@
                   
               
                   
+              
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@@ -1365,6 +1401,8 @@
                   
               
                   
+              
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@@ -1397,6 +1435,8 @@
                   
               
                   
+              
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+              
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                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/admin-guide/amqp-network-config/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
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                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/amqp-network-config/">1.3</option>
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                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/admin-guide/amqp-network-config/">1.1</option>
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+              
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+              
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index 312d5c0..3cb592a 100644
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+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
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+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
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@@ -83,14 +83,14 @@
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 </div>
 
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-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
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 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/auth-server-config/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/auth-server-config/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/admin-guide/auth-server-config/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/admin-guide/auth-server-config/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/admin-guide/auth-server-config/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/admin-guide/auth-server-config/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/admin-guide/auth-server-config/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/admin-guide/auth-server-config/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/auth-server-config/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/admin-guide/auth-server-config/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/admin-guide/auth-server-config/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/admin-guide/auth-server-config/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/admin-guide/auth-server-config/">dev</option>
@@ -2811,19 +2865,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/admin-guide/common-config/index.html b/docs/1.0/admin-guide/common-config/index.html
index abeb2d0..ebdab24 100644
--- a/docs/1.0/admin-guide/common-config/index.html
+++ b/docs/1.0/admin-guide/common-config/index.html
@@ -21,21 +21,21 @@
     <title>Common Configuration :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/common-config/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/common-config/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/admin-guide/common-config/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/admin-guide/common-config/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/admin-guide/common-config/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/admin-guide/common-config/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/admin-guide/common-config/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/admin-guide/common-config/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/common-config/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/admin-guide/common-config/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/admin-guide/common-config/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/admin-guide/common-config/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/admin-guide/common-config/">dev</option>
@@ -2709,19 +2763,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/admin-guide/device-connection-config/index.html b/docs/1.0/admin-guide/device-connection-config/index.html
index 150f565..4ae3e44 100644
--- a/docs/1.0/admin-guide/device-connection-config/index.html
+++ b/docs/1.0/admin-guide/device-connection-config/index.html
@@ -21,21 +21,21 @@
     <title>Configuring the Device Connection Service :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/device-connection-config/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/device-connection-config/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/admin-guide/device-connection-config/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/admin-guide/device-connection-config/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/admin-guide/device-connection-config/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/admin-guide/device-connection-config/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/admin-guide/device-connection-config/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/admin-guide/device-connection-config/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/device-connection-config/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/admin-guide/device-connection-config/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/admin-guide/device-connection-config/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/admin-guide/device-connection-config/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/admin-guide/device-connection-config/">dev</option>
@@ -2852,19 +2906,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/admin-guide/device-registry-config/index.html b/docs/1.0/admin-guide/device-registry-config/index.html
index d708fce..1e2b639 100644
--- a/docs/1.0/admin-guide/device-registry-config/index.html
+++ b/docs/1.0/admin-guide/device-registry-config/index.html
@@ -21,21 +21,21 @@
     <title>Device Registry Configuration :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/device-registry-config/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/device-registry-config/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/admin-guide/device-registry-config/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/admin-guide/device-registry-config/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/admin-guide/device-registry-config/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/admin-guide/device-registry-config/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/admin-guide/device-registry-config/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/admin-guide/device-registry-config/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/device-registry-config/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/admin-guide/device-registry-config/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/admin-guide/device-registry-config/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/admin-guide/device-registry-config/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/admin-guide/device-registry-config/">dev</option>
@@ -3018,19 +3072,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/admin-guide/hono-client-configuration/index.html b/docs/1.0/admin-guide/hono-client-configuration/index.html
index f5004af..337b863 100644
--- a/docs/1.0/admin-guide/hono-client-configuration/index.html
+++ b/docs/1.0/admin-guide/hono-client-configuration/index.html
@@ -21,21 +21,21 @@
     <title>Hono Client Configuration :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/hono-client-configuration/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/hono-client-configuration/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/admin-guide/hono-client-configuration/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/admin-guide/hono-client-configuration/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/admin-guide/hono-client-configuration/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/admin-guide/hono-client-configuration/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/admin-guide/hono-client-configuration/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/admin-guide/hono-client-configuration/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/hono-client-configuration/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/admin-guide/hono-client-configuration/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/admin-guide/hono-client-configuration/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/admin-guide/hono-client-configuration/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/admin-guide/hono-client-configuration/">dev</option>
@@ -2868,19 +2922,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/admin-guide/http-adapter-config/index.html b/docs/1.0/admin-guide/http-adapter-config/index.html
index 03bdc17..cc80ed1 100644
--- a/docs/1.0/admin-guide/http-adapter-config/index.html
+++ b/docs/1.0/admin-guide/http-adapter-config/index.html
@@ -21,21 +21,21 @@
     <title>HTTP Adapter Configuration :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/http-adapter-config/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/http-adapter-config/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/admin-guide/http-adapter-config/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/admin-guide/http-adapter-config/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/admin-guide/http-adapter-config/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/admin-guide/http-adapter-config/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/admin-guide/http-adapter-config/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/admin-guide/http-adapter-config/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/http-adapter-config/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/admin-guide/http-adapter-config/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/admin-guide/http-adapter-config/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/admin-guide/http-adapter-config/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/admin-guide/http-adapter-config/">dev</option>
@@ -2883,19 +2937,19 @@
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-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
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-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
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+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
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     </script>
diff --git a/docs/1.0/admin-guide/index.html b/docs/1.0/admin-guide/index.html
index 15970ea..79bce24 100644
--- a/docs/1.0/admin-guide/index.html
+++ b/docs/1.0/admin-guide/index.html
@@ -21,21 +21,21 @@
     <title>Admin Guide :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138737"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138737"></script>
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+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
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 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138737"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/">stable (1.9)</option>
+                    
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+              
+                  
+              
+                  
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+                  
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+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
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@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/admin-guide/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/admin-guide/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/admin-guide/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
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+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/admin-guide/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/admin-guide/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/admin-guide/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/admin-guide/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/admin-guide/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/admin-guide/">dev</option>
@@ -2621,19 +2675,19 @@
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     </div>
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-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
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     </script>
diff --git a/docs/1.0/admin-guide/kura-adapter-config/index.html b/docs/1.0/admin-guide/kura-adapter-config/index.html
index e75efa9..0d99b5d 100644
--- a/docs/1.0/admin-guide/kura-adapter-config/index.html
+++ b/docs/1.0/admin-guide/kura-adapter-config/index.html
@@ -21,21 +21,21 @@
     <title>Kura Adapter Configuration :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/kura-adapter-config/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/kura-adapter-config/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/admin-guide/kura-adapter-config/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/admin-guide/kura-adapter-config/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/admin-guide/kura-adapter-config/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/admin-guide/kura-adapter-config/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/admin-guide/kura-adapter-config/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/admin-guide/kura-adapter-config/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/kura-adapter-config/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/admin-guide/kura-adapter-config/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/admin-guide/kura-adapter-config/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/admin-guide/kura-adapter-config/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/admin-guide/kura-adapter-config/">dev</option>
@@ -2895,19 +2949,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
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diff --git a/docs/1.0/admin-guide/monitoring-tracing-config/index.html b/docs/1.0/admin-guide/monitoring-tracing-config/index.html
index 0f0db3e..3b81cae 100644
--- a/docs/1.0/admin-guide/monitoring-tracing-config/index.html
+++ b/docs/1.0/admin-guide/monitoring-tracing-config/index.html
@@ -21,21 +21,21 @@
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-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
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+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
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+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
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 </div>
 
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-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
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+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
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 </script>
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+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/monitoring-tracing-config/">stable (1.8)</option>
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+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
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+              
+                  
+              
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+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
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@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/admin-guide/monitoring-tracing-config/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/admin-guide/monitoring-tracing-config/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/admin-guide/monitoring-tracing-config/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
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                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/admin-guide/monitoring-tracing-config/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/admin-guide/monitoring-tracing-config/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/monitoring-tracing-config/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/admin-guide/monitoring-tracing-config/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/admin-guide/monitoring-tracing-config/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/admin-guide/monitoring-tracing-config/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/admin-guide/monitoring-tracing-config/">dev</option>
@@ -2797,19 +2851,19 @@
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-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
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-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
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     </script>
diff --git a/docs/1.0/admin-guide/mqtt-adapter-config/index.html b/docs/1.0/admin-guide/mqtt-adapter-config/index.html
index 0a6e090..709bce8 100644
--- a/docs/1.0/admin-guide/mqtt-adapter-config/index.html
+++ b/docs/1.0/admin-guide/mqtt-adapter-config/index.html
@@ -21,21 +21,21 @@
     <title>MQTT Adapter Configuration :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
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-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/mqtt-adapter-config/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/mqtt-adapter-config/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/admin-guide/mqtt-adapter-config/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/admin-guide/mqtt-adapter-config/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/admin-guide/mqtt-adapter-config/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/admin-guide/mqtt-adapter-config/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/admin-guide/mqtt-adapter-config/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/admin-guide/mqtt-adapter-config/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/mqtt-adapter-config/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/admin-guide/mqtt-adapter-config/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/admin-guide/mqtt-adapter-config/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/admin-guide/mqtt-adapter-config/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/admin-guide/mqtt-adapter-config/">dev</option>
@@ -2889,19 +2943,19 @@
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       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
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diff --git a/docs/1.0/admin-guide/secure_communication/index.html b/docs/1.0/admin-guide/secure_communication/index.html
index e1a5858..38ff93b 100644
--- a/docs/1.0/admin-guide/secure_communication/index.html
+++ b/docs/1.0/admin-guide/secure_communication/index.html
@@ -21,21 +21,21 @@
     <title>Secure Communication :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/secure_communication/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/admin-guide/secure_communication/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/admin-guide/secure_communication/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/admin-guide/secure_communication/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/admin-guide/secure_communication/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/admin-guide/secure_communication/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/admin-guide/secure_communication/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/admin-guide/secure_communication/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/admin-guide/secure_communication/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/admin-guide/secure_communication/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/admin-guide/secure_communication/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/admin-guide/secure_communication/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/admin-guide/secure_communication/">dev</option>
@@ -2869,19 +2923,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/api/authentication/index.html b/docs/1.0/api/authentication/index.html
index 2943931..2069ff8 100644
--- a/docs/1.0/api/authentication/index.html
+++ b/docs/1.0/api/authentication/index.html
@@ -21,21 +21,21 @@
     <title>Authentication API Specification :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/authentication/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/authentication/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/api/authentication/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/api/authentication/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/api/authentication/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/api/authentication/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/api/authentication/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/api/authentication/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/api/authentication/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/api/authentication/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/api/authentication/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/api/authentication/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/api/authentication/">dev</option>
@@ -2762,19 +2816,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/api/command-and-control/index.html b/docs/1.0/api/command-and-control/index.html
index b2acc12..2f39259 100644
--- a/docs/1.0/api/command-and-control/index.html
+++ b/docs/1.0/api/command-and-control/index.html
@@ -21,21 +21,21 @@
     <title>Command & Control API Specification :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/command-and-control/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/command-and-control/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/api/command-and-control/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/api/command-and-control/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/api/command-and-control/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/api/command-and-control/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/api/command-and-control/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/api/command-and-control/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/api/command-and-control/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/api/command-and-control/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/api/command-and-control/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/api/command-and-control/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/api/command-and-control/">dev</option>
@@ -2969,19 +3023,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/api/credentials/index.html b/docs/1.0/api/credentials/index.html
index 0df005e..9bf9483 100644
--- a/docs/1.0/api/credentials/index.html
+++ b/docs/1.0/api/credentials/index.html
@@ -21,21 +21,21 @@
     <title>Credentials API Specification :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/credentials/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/credentials/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/api/credentials/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/api/credentials/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/api/credentials/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/api/credentials/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/api/credentials/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/api/credentials/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/api/credentials/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/api/credentials/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/api/credentials/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/api/credentials/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/api/credentials/">dev</option>
@@ -3158,19 +3212,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/api/device-connection/index.html b/docs/1.0/api/device-connection/index.html
index dd807fe..c107e9c 100644
--- a/docs/1.0/api/device-connection/index.html
+++ b/docs/1.0/api/device-connection/index.html
@@ -21,21 +21,21 @@
     <title>Device Connection API Specification :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/device-connection/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/device-connection/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/api/device-connection/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/api/device-connection/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/api/device-connection/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/api/device-connection/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/api/device-connection/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/api/device-connection/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/api/device-connection/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/api/device-connection/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/api/device-connection/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/api/device-connection/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/api/device-connection/">dev</option>
@@ -2941,19 +2995,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/api/device-registration/index.html b/docs/1.0/api/device-registration/index.html
index e1e49ee..828476f 100644
--- a/docs/1.0/api/device-registration/index.html
+++ b/docs/1.0/api/device-registration/index.html
@@ -21,21 +21,21 @@
     <title>Device Registration API Specification :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/device-registration/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/device-registration/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/api/device-registration/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/api/device-registration/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/api/device-registration/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/api/device-registration/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/api/device-registration/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/api/device-registration/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/api/device-registration/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/api/device-registration/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/api/device-registration/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/api/device-registration/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/api/device-registration/">dev</option>
@@ -2855,19 +2909,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
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diff --git a/docs/1.0/api/event/index.html b/docs/1.0/api/event/index.html
index 87978f4..6626272 100644
--- a/docs/1.0/api/event/index.html
+++ b/docs/1.0/api/event/index.html
@@ -21,21 +21,21 @@
     <title>Event API Specification :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
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-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
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-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
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 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/event/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/event/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/api/event/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/api/event/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/api/event/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/api/event/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/api/event/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/api/event/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/api/event/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/api/event/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/api/event/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/api/event/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/api/event/">dev</option>
@@ -2828,19 +2882,19 @@
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-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/api/index.html b/docs/1.0/api/index.html
index c3847f0..86f9c92 100644
--- a/docs/1.0/api/index.html
+++ b/docs/1.0/api/index.html
@@ -21,21 +21,21 @@
     <title>API :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/api/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/api/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/api/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/api/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/api/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/api/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/api/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/api/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/api/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/api/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/api/">dev</option>
@@ -2622,19 +2676,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
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     </script>
diff --git a/docs/1.0/api/management/index.html b/docs/1.0/api/management/index.html
index 794ede5..040d796 100644
--- a/docs/1.0/api/management/index.html
+++ b/docs/1.0/api/management/index.html
@@ -21,21 +21,21 @@
     <title>Device Registry Management API Specification :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -86,14 +86,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1306,7 +1306,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/management/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/management/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/api/management/">1.9</option>
                     
                   
               
@@ -1336,6 +1370,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/api/management/">1.8</option>
@@ -1368,6 +1404,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/api/management/">1.7</option>
@@ -1400,6 +1438,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/api/management/">1.6</option>
@@ -1432,6 +1472,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/api/management/">1.5</option>
@@ -1464,6 +1506,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/api/management/">1.4</option>
@@ -1496,6 +1540,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/api/management/">1.3</option>
@@ -1528,6 +1574,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/api/management/">1.2</option>
@@ -1560,6 +1608,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/api/management/">1.1</option>
@@ -1592,6 +1642,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/api/management/" selected>1.0</option>
@@ -1624,6 +1676,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/api/management/">dev</option>
@@ -2683,19 +2737,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/api/metrics/index.html b/docs/1.0/api/metrics/index.html
index ddd33d3..358479d 100644
--- a/docs/1.0/api/metrics/index.html
+++ b/docs/1.0/api/metrics/index.html
@@ -21,21 +21,21 @@
     <title>Metrics :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/metrics/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/metrics/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/api/metrics/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/api/metrics/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/api/metrics/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/api/metrics/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/api/metrics/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/api/metrics/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/api/metrics/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/api/metrics/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/api/metrics/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/api/metrics/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/api/metrics/">dev</option>
@@ -2832,19 +2886,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/api/telemetry/index.html b/docs/1.0/api/telemetry/index.html
index a2f5341..165152f 100644
--- a/docs/1.0/api/telemetry/index.html
+++ b/docs/1.0/api/telemetry/index.html
@@ -21,21 +21,21 @@
     <title>Telemetry API Specification :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/telemetry/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/telemetry/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/api/telemetry/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/api/telemetry/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/api/telemetry/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/api/telemetry/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/api/telemetry/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/api/telemetry/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/api/telemetry/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/api/telemetry/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/api/telemetry/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/api/telemetry/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/api/telemetry/">dev</option>
@@ -2799,19 +2853,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/api/tenant/index.html b/docs/1.0/api/tenant/index.html
index 39caa5e..4394a52 100644
--- a/docs/1.0/api/tenant/index.html
+++ b/docs/1.0/api/tenant/index.html
@@ -21,21 +21,21 @@
     <title>Tenant API Specification :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/tenant/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/api/tenant/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/api/tenant/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/api/tenant/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/api/tenant/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/api/tenant/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/api/tenant/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/api/tenant/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/api/tenant/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/api/tenant/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/api/tenant/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/api/tenant/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/api/tenant/">dev</option>
@@ -3194,19 +3248,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/architecture/auth/index.html b/docs/1.0/architecture/auth/index.html
index ccdb37c..b56267d 100644
--- a/docs/1.0/architecture/auth/index.html
+++ b/docs/1.0/architecture/auth/index.html
@@ -21,21 +21,21 @@
     <title>Authentication/Authorization :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/architecture/auth/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/architecture/auth/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/architecture/auth/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/architecture/auth/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/architecture/auth/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/architecture/auth/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/architecture/auth/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/architecture/auth/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/architecture/auth/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/architecture/auth/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/architecture/auth/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/architecture/auth/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/architecture/auth/">dev</option>
@@ -2677,19 +2731,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/architecture/component-view/index.html b/docs/1.0/architecture/component-view/index.html
index 21b16a4..1fe45c6 100644
--- a/docs/1.0/architecture/component-view/index.html
+++ b/docs/1.0/architecture/component-view/index.html
@@ -21,21 +21,21 @@
     <title>Component View :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138735" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225117" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225117" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138735" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225117" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138735"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225117"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138735"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225117"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225117"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138735"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225117"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/architecture/component-view/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/architecture/component-view/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/architecture/component-view/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/architecture/component-view/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/architecture/component-view/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/architecture/component-view/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/architecture/component-view/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/architecture/component-view/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/architecture/component-view/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/architecture/component-view/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/architecture/component-view/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/architecture/component-view/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/architecture/component-view/">dev</option>
@@ -2680,19 +2734,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/architecture/index.html b/docs/1.0/architecture/index.html
index a09f1a0..c413681 100644
--- a/docs/1.0/architecture/index.html
+++ b/docs/1.0/architecture/index.html
@@ -21,21 +21,21 @@
     <title>Architecture :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/architecture/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/architecture/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/architecture/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/architecture/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/architecture/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/architecture/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/architecture/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/architecture/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/architecture/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/architecture/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/architecture/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/architecture/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/architecture/">dev</option>
@@ -2621,19 +2675,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225119"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225119"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225119"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225119"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225119"></script>
+    <script src="/hono/docs/js/learn.js?1626225119"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225119"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225119" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225119"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/categories/index.html b/docs/1.0/categories/index.html
index fc8cdfc..2c81445 100644
--- a/docs/1.0/categories/index.html
+++ b/docs/1.0/categories/index.html
@@ -21,21 +21,21 @@
     <title>Categories :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138737"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138737"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138737"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138737"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/categories/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/categories/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/categories/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/categories/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/categories/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/categories/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/categories/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/categories/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/categories/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/categories/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/categories/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/categories/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/categories/">dev</option>
@@ -2618,19 +2672,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225119"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225119"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225119"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225119"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225119"></script>
+    <script src="/hono/docs/js/learn.js?1626225119"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225119"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225119" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225119"></script>
     <script>
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diff --git a/docs/1.0/concepts/command-and-control/index.html b/docs/1.0/concepts/command-and-control/index.html
index b15366e..b57c4b8 100644
--- a/docs/1.0/concepts/command-and-control/index.html
+++ b/docs/1.0/concepts/command-and-control/index.html
@@ -21,21 +21,21 @@
     <title>Command & Control :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1315,6 +1315,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/concepts/command-and-control/">1.2</option>
@@ -1347,6 +1349,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/concepts/command-and-control/">1.1</option>
@@ -1379,6 +1383,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/concepts/command-and-control/" selected>1.0</option>
@@ -2513,19 +2519,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/concepts/connection-events/index.html b/docs/1.0/concepts/connection-events/index.html
index b8d4c10..1925a28 100644
--- a/docs/1.0/concepts/connection-events/index.html
+++ b/docs/1.0/concepts/connection-events/index.html
@@ -21,21 +21,21 @@
     <title>Connection Events :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/concepts/connection-events/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/concepts/connection-events/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/concepts/connection-events/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/concepts/connection-events/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/concepts/connection-events/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/concepts/connection-events/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/concepts/connection-events/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/concepts/connection-events/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/concepts/connection-events/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/concepts/connection-events/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/concepts/connection-events/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/concepts/connection-events/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/concepts/connection-events/">dev</option>
@@ -2656,19 +2710,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/concepts/device-identity/index.html b/docs/1.0/concepts/device-identity/index.html
index b5beec1..2a772a6 100644
--- a/docs/1.0/concepts/device-identity/index.html
+++ b/docs/1.0/concepts/device-identity/index.html
@@ -21,21 +21,21 @@
     <title>Device Identity :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/concepts/device-identity/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/concepts/device-identity/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/concepts/device-identity/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/concepts/device-identity/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/concepts/device-identity/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/concepts/device-identity/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/concepts/device-identity/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/concepts/device-identity/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/concepts/device-identity/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/concepts/device-identity/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/concepts/device-identity/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/concepts/device-identity/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/concepts/device-identity/">dev</option>
@@ -2655,19 +2709,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/concepts/device-notifications/index.html b/docs/1.0/concepts/device-notifications/index.html
index 4149f85..a3499e4 100644
--- a/docs/1.0/concepts/device-notifications/index.html
+++ b/docs/1.0/concepts/device-notifications/index.html
@@ -21,21 +21,21 @@
     <title>Device Notifications :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1315,6 +1315,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/concepts/device-notifications/">1.2</option>
@@ -1347,6 +1349,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/concepts/device-notifications/">1.1</option>
@@ -1379,6 +1383,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/concepts/device-notifications/" selected>1.0</option>
@@ -2482,19 +2488,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/concepts/index.html b/docs/1.0/concepts/index.html
index d5ed9ef..6a14196 100644
--- a/docs/1.0/concepts/index.html
+++ b/docs/1.0/concepts/index.html
@@ -21,21 +21,21 @@
     <title>Concepts :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138737"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138737"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138737"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138737"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/concepts/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/concepts/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/concepts/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/concepts/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/concepts/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/concepts/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/concepts/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/concepts/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/concepts/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/concepts/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/concepts/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/concepts/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/concepts/">dev</option>
@@ -2618,19 +2672,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225119"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225119"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225119"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225119"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225119"></script>
+    <script src="/hono/docs/js/learn.js?1626225119"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225119"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225119" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225119"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/concepts/resource-limits/index.html b/docs/1.0/concepts/resource-limits/index.html
index 4e7f1fc..7868745 100644
--- a/docs/1.0/concepts/resource-limits/index.html
+++ b/docs/1.0/concepts/resource-limits/index.html
@@ -21,21 +21,21 @@
     <title>Resource limits :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/concepts/resource-limits/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/concepts/resource-limits/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/concepts/resource-limits/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/concepts/resource-limits/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/concepts/resource-limits/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/concepts/resource-limits/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/concepts/resource-limits/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/concepts/resource-limits/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/concepts/resource-limits/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/concepts/resource-limits/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/concepts/resource-limits/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/concepts/resource-limits/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/concepts/resource-limits/">dev</option>
@@ -2667,19 +2721,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
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     </script>
diff --git a/docs/1.0/concepts/tenancy/index.html b/docs/1.0/concepts/tenancy/index.html
index 90839f5..8f82a78 100644
--- a/docs/1.0/concepts/tenancy/index.html
+++ b/docs/1.0/concepts/tenancy/index.html
@@ -21,21 +21,21 @@
     <title>Multi-Tenancy :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1315,6 +1315,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/concepts/tenancy/">1.2</option>
@@ -1347,6 +1349,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/concepts/tenancy/">1.1</option>
@@ -1379,6 +1383,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/concepts/tenancy/" selected>1.0</option>
@@ -2503,19 +2509,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138736"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138736"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138736"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138736"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138736"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138736"></script>
-    <script src="/hono/docs/js/learn.js?1626138736"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138736"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138736" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138736"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/deployment/create-kubernetes-cluster/index.html b/docs/1.0/deployment/create-kubernetes-cluster/index.html
index 3f88fb6..c8a6def 100644
--- a/docs/1.0/deployment/create-kubernetes-cluster/index.html
+++ b/docs/1.0/deployment/create-kubernetes-cluster/index.html
@@ -21,21 +21,21 @@
     <title>Setting up a Kubernetes Cluster :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/deployment/create-kubernetes-cluster/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/deployment/create-kubernetes-cluster/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/deployment/create-kubernetes-cluster/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/deployment/create-kubernetes-cluster/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/deployment/create-kubernetes-cluster/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/deployment/create-kubernetes-cluster/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/deployment/create-kubernetes-cluster/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/deployment/create-kubernetes-cluster/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/deployment/create-kubernetes-cluster/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/deployment/create-kubernetes-cluster/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/deployment/create-kubernetes-cluster/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/deployment/create-kubernetes-cluster/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/deployment/create-kubernetes-cluster/">dev</option>
@@ -2733,19 +2787,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/deployment/helm-based-deployment/index.html b/docs/1.0/deployment/helm-based-deployment/index.html
index 8e5dd02..b2fd8e3 100644
--- a/docs/1.0/deployment/helm-based-deployment/index.html
+++ b/docs/1.0/deployment/helm-based-deployment/index.html
@@ -21,21 +21,21 @@
     <title>Helm based Deployment :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/deployment/helm-based-deployment/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/deployment/helm-based-deployment/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/deployment/helm-based-deployment/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/deployment/helm-based-deployment/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/deployment/helm-based-deployment/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/deployment/helm-based-deployment/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/deployment/helm-based-deployment/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/deployment/helm-based-deployment/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/deployment/helm-based-deployment/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/deployment/helm-based-deployment/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/deployment/helm-based-deployment/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/deployment/helm-based-deployment/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/deployment/helm-based-deployment/">dev</option>
@@ -3046,19 +3100,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225119"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225119"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225119"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225119"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225119"></script>
+    <script src="/hono/docs/js/learn.js?1626225119"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225119"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225119" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225119"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/deployment/index.html b/docs/1.0/deployment/index.html
index 35eb432..95bebd9 100644
--- a/docs/1.0/deployment/index.html
+++ b/docs/1.0/deployment/index.html
@@ -21,21 +21,21 @@
     <title>Deployment :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138737"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138737"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138737"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138737"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/deployment/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/deployment/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/deployment/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/deployment/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/deployment/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/deployment/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/deployment/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/deployment/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/deployment/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/deployment/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/deployment/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/deployment/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/deployment/">dev</option>
@@ -2621,19 +2675,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225119"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225119"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225119"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225119"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225119"></script>
+    <script src="/hono/docs/js/learn.js?1626225119"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225119"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225119" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225119"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/deployment/openshift/index.html b/docs/1.0/deployment/openshift/index.html
index c297a2a..2bdd8f1 100644
--- a/docs/1.0/deployment/openshift/index.html
+++ b/docs/1.0/deployment/openshift/index.html
@@ -21,21 +21,21 @@
     <title>OpenShift / OKD :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/deployment/openshift/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/deployment/openshift/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/deployment/openshift/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/deployment/openshift/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/deployment/openshift/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/deployment/openshift/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/deployment/openshift/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/deployment/openshift/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/deployment/openshift/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/deployment/openshift/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/deployment/openshift/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/deployment/openshift/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/deployment/openshift/">dev</option>
@@ -2642,19 +2696,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/deployment/resource-limitation/index.html b/docs/1.0/deployment/resource-limitation/index.html
index 3daadf0..e4fa5a2 100644
--- a/docs/1.0/deployment/resource-limitation/index.html
+++ b/docs/1.0/deployment/resource-limitation/index.html
@@ -21,21 +21,21 @@
     <title>Limiting Resource Usage :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/deployment/resource-limitation/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/deployment/resource-limitation/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/deployment/resource-limitation/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/deployment/resource-limitation/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/deployment/resource-limitation/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/deployment/resource-limitation/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/deployment/resource-limitation/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/deployment/resource-limitation/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/deployment/resource-limitation/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/deployment/resource-limitation/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/deployment/resource-limitation/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/deployment/resource-limitation/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/deployment/resource-limitation/">dev</option>
@@ -2702,19 +2756,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/dev-guide/building_hono/index.html b/docs/1.0/dev-guide/building_hono/index.html
index 01122f5..6e6e113 100644
--- a/docs/1.0/dev-guide/building_hono/index.html
+++ b/docs/1.0/dev-guide/building_hono/index.html
@@ -21,21 +21,21 @@
     <title>Building from Source :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/dev-guide/building_hono/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/dev-guide/building_hono/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
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+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/dev-guide/building_hono/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/dev-guide/building_hono/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/dev-guide/building_hono/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/dev-guide/building_hono/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/dev-guide/building_hono/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/dev-guide/building_hono/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/dev-guide/building_hono/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/dev-guide/building_hono/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/dev-guide/building_hono/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/dev-guide/building_hono/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/dev-guide/building_hono/">dev</option>
@@ -2674,19 +2728,19 @@
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-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
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     </script>
diff --git a/docs/1.0/dev-guide/custom_http_adapter/index.html b/docs/1.0/dev-guide/custom_http_adapter/index.html
index f0f7910..ba5cd85 100644
--- a/docs/1.0/dev-guide/custom_http_adapter/index.html
+++ b/docs/1.0/dev-guide/custom_http_adapter/index.html
@@ -21,21 +21,21 @@
     <title>Implement a Custom Hono HTTP Protocol Adapter :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/dev-guide/custom_http_adapter/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/dev-guide/custom_http_adapter/">stable (1.9)</option>
+                    
+                  
+              
+                  
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+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
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+              
+                  
+              
+                  
+              
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+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/dev-guide/custom_http_adapter/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/dev-guide/custom_http_adapter/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/dev-guide/custom_http_adapter/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/dev-guide/custom_http_adapter/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/dev-guide/custom_http_adapter/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/dev-guide/custom_http_adapter/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/dev-guide/custom_http_adapter/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/dev-guide/custom_http_adapter/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/dev-guide/custom_http_adapter/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/dev-guide/custom_http_adapter/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/dev-guide/custom_http_adapter/">dev</option>
@@ -2715,19 +2769,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
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diff --git a/docs/1.0/dev-guide/index.html b/docs/1.0/dev-guide/index.html
index 056f339..cad3667 100644
--- a/docs/1.0/dev-guide/index.html
+++ b/docs/1.0/dev-guide/index.html
@@ -21,21 +21,21 @@
     <title>Developer Guide :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138737"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138737"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138737"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138737"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/dev-guide/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/dev-guide/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/dev-guide/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/dev-guide/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/dev-guide/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/dev-guide/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/dev-guide/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/dev-guide/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/dev-guide/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/dev-guide/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/dev-guide/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/dev-guide/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/dev-guide/">dev</option>
@@ -2621,19 +2675,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225119"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225119"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225119"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225119"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225119"></script>
+    <script src="/hono/docs/js/learn.js?1626225119"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225119"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225119" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225119"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/dev-guide/java_client_consumer/index.html b/docs/1.0/dev-guide/java_client_consumer/index.html
index aab535d..4bbe883 100644
--- a/docs/1.0/dev-guide/java_client_consumer/index.html
+++ b/docs/1.0/dev-guide/java_client_consumer/index.html
@@ -21,21 +21,21 @@
     <title>Consuming Messages from Java :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/dev-guide/java_client_consumer/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/dev-guide/java_client_consumer/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/dev-guide/java_client_consumer/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/dev-guide/java_client_consumer/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/dev-guide/java_client_consumer/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/dev-guide/java_client_consumer/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/dev-guide/java_client_consumer/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/dev-guide/java_client_consumer/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/dev-guide/java_client_consumer/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/dev-guide/java_client_consumer/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/dev-guide/java_client_consumer/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/dev-guide/java_client_consumer/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/dev-guide/java_client_consumer/">dev</option>
@@ -2690,19 +2744,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/index.html b/docs/1.0/index.html
index 33ed27d..fde117d 100644
--- a/docs/1.0/index.html
+++ b/docs/1.0/index.html
@@ -21,21 +21,21 @@
     <title>Documentation :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/">dev</option>
@@ -2569,19 +2623,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/sitemap.xml b/docs/1.0/sitemap.xml
index da7cac4..f19680f 100644
--- a/docs/1.0/sitemap.xml
+++ b/docs/1.0/sitemap.xml
@@ -10,6 +10,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/"
                 />
@@ -67,6 +72,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/concepts/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/concepts/"
                 />
@@ -124,6 +134,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/concepts/device-identity/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/concepts/device-identity/"
                 />
@@ -232,6 +247,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/concepts/resource-limits/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/concepts/resource-limits/"
                 />
@@ -289,6 +309,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/concepts/connection-events/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/concepts/connection-events/"
                 />
@@ -346,6 +371,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/user-guide/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/user-guide/"
                 />
@@ -403,6 +433,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/user-guide/device-registry/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/user-guide/device-registry/"
                 />
@@ -460,6 +495,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/user-guide/http-adapter/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/user-guide/http-adapter/"
                 />
@@ -517,6 +557,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/user-guide/mqtt-adapter/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/user-guide/mqtt-adapter/"
                 />
@@ -574,6 +619,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/user-guide/amqp-adapter/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/user-guide/amqp-adapter/"
                 />
@@ -631,6 +681,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/user-guide/kura-adapter/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/user-guide/kura-adapter/"
                 />
@@ -688,6 +743,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/user-guide/sigfox-adapter/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/user-guide/sigfox-adapter/"
                 />
@@ -772,6 +832,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/admin-guide/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/admin-guide/"
                 />
@@ -829,6 +894,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/admin-guide/common-config/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/admin-guide/common-config/"
                 />
@@ -886,6 +956,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/admin-guide/auth-server-config/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/admin-guide/auth-server-config/"
                 />
@@ -943,6 +1018,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/admin-guide/device-registry-config/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/admin-guide/device-registry-config/"
                 />
@@ -1000,6 +1080,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/admin-guide/device-connection-config/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/admin-guide/device-connection-config/"
                 />
@@ -1057,6 +1142,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/admin-guide/http-adapter-config/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/admin-guide/http-adapter-config/"
                 />
@@ -1114,6 +1204,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/admin-guide/amqp-adapter-config/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/admin-guide/amqp-adapter-config/"
                 />
@@ -1171,6 +1266,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/admin-guide/mqtt-adapter-config/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/admin-guide/mqtt-adapter-config/"
                 />
@@ -1228,6 +1328,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/admin-guide/kura-adapter-config/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/admin-guide/kura-adapter-config/"
                 />
@@ -1285,6 +1390,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/admin-guide/hono-client-configuration/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/admin-guide/hono-client-configuration/"
                 />
@@ -1342,6 +1452,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/admin-guide/amqp-network-config/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/admin-guide/amqp-network-config/"
                 />
@@ -1399,6 +1514,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/admin-guide/secure_communication/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/admin-guide/secure_communication/"
                 />
@@ -1456,6 +1576,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/admin-guide/monitoring-tracing-config/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/admin-guide/monitoring-tracing-config/"
                 />
@@ -1513,6 +1638,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/dev-guide/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/dev-guide/"
                 />
@@ -1570,6 +1700,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/dev-guide/building_hono/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/dev-guide/building_hono/"
                 />
@@ -1627,6 +1762,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/dev-guide/java_client_consumer/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/dev-guide/java_client_consumer/"
                 />
@@ -1684,6 +1824,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/dev-guide/custom_http_adapter/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/dev-guide/custom_http_adapter/"
                 />
@@ -1741,6 +1886,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/api/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/api/"
                 />
@@ -1798,6 +1948,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/api/telemetry/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/api/telemetry/"
                 />
@@ -1855,6 +2010,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/api/event/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/api/event/"
                 />
@@ -1912,6 +2072,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/api/command-and-control/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/api/command-and-control/"
                 />
@@ -1969,6 +2134,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/api/tenant/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/api/tenant/"
                 />
@@ -2026,6 +2196,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/api/device-connection/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/api/device-connection/"
                 />
@@ -2083,6 +2258,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/api/device-registration/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/api/device-registration/"
                 />
@@ -2140,6 +2320,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/api/credentials/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/api/credentials/"
                 />
@@ -2197,6 +2382,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/api/authentication/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/api/authentication/"
                 />
@@ -2254,6 +2444,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/api/management/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/api/management/"
                 />
@@ -2311,6 +2506,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/api/metrics/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/api/metrics/"
                 />
@@ -2368,6 +2568,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/deployment/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/deployment/"
                 />
@@ -2425,6 +2630,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/deployment/helm-based-deployment/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/deployment/helm-based-deployment/"
                 />
@@ -2482,6 +2692,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/deployment/openshift/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/deployment/openshift/"
                 />
@@ -2539,6 +2754,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/deployment/create-kubernetes-cluster/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/deployment/create-kubernetes-cluster/"
                 />
@@ -2596,6 +2816,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/deployment/resource-limitation/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/deployment/resource-limitation/"
                 />
@@ -2653,6 +2878,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/architecture/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/architecture/"
                 />
@@ -2710,6 +2940,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/architecture/component-view/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/architecture/component-view/"
                 />
@@ -2767,6 +3002,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/architecture/auth/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/architecture/auth/"
                 />
@@ -2824,6 +3064,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/categories/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/categories/"
                 />
@@ -2881,6 +3126,11 @@
                 />
     <xhtml:link
                 rel="alternate"
+                hreflang="1.9"
+                href="https://www.eclipse.org/hono/docs/1.9/tags/"
+                />
+    <xhtml:link
+                rel="alternate"
                 hreflang="1.8"
                 href="https://www.eclipse.org/hono/docs/1.8/tags/"
                 />
diff --git a/docs/1.0/tags/index.html b/docs/1.0/tags/index.html
index df3a211..fe8b463 100644
--- a/docs/1.0/tags/index.html
+++ b/docs/1.0/tags/index.html
@@ -21,21 +21,21 @@
     <title>Tags :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138737"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138737"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138737"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138737"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/tags/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/tags/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/tags/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/tags/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/tags/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/tags/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/tags/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/tags/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/tags/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/tags/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/tags/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/tags/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/tags/">dev</option>
@@ -2618,19 +2672,19 @@
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       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225119"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225119"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225119"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225119"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225119"></script>
+    <script src="/hono/docs/js/learn.js?1626225119"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225119"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225119" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225119"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/user-guide/amqp-adapter/index.html b/docs/1.0/user-guide/amqp-adapter/index.html
index c4a48d8..f52ae5e 100644
--- a/docs/1.0/user-guide/amqp-adapter/index.html
+++ b/docs/1.0/user-guide/amqp-adapter/index.html
@@ -21,21 +21,21 @@
     <title>AMQP Adapter :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/user-guide/amqp-adapter/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/user-guide/amqp-adapter/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/user-guide/amqp-adapter/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/user-guide/amqp-adapter/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/user-guide/amqp-adapter/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/user-guide/amqp-adapter/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/user-guide/amqp-adapter/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/user-guide/amqp-adapter/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/user-guide/amqp-adapter/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/user-guide/amqp-adapter/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/user-guide/amqp-adapter/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/user-guide/amqp-adapter/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/user-guide/amqp-adapter/">dev</option>
@@ -3094,19 +3148,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225119"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225119"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225119"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225119"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225119"></script>
+    <script src="/hono/docs/js/learn.js?1626225119"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225119"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225119" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225119"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/user-guide/device-registry/index.html b/docs/1.0/user-guide/device-registry/index.html
index 3d76e0b..4c98af8 100644
--- a/docs/1.0/user-guide/device-registry/index.html
+++ b/docs/1.0/user-guide/device-registry/index.html
@@ -21,21 +21,21 @@
     <title>Device Registry :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/user-guide/device-registry/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/user-guide/device-registry/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/user-guide/device-registry/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/user-guide/device-registry/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/user-guide/device-registry/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/user-guide/device-registry/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/user-guide/device-registry/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/user-guide/device-registry/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/user-guide/device-registry/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/user-guide/device-registry/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/user-guide/device-registry/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/user-guide/device-registry/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/user-guide/device-registry/">dev</option>
@@ -3069,19 +3123,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225119"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225119"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225119"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225119"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225119"></script>
+    <script src="/hono/docs/js/learn.js?1626225119"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225119"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225119" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225119"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/user-guide/http-adapter/index.html b/docs/1.0/user-guide/http-adapter/index.html
index 831e001..67b9434 100644
--- a/docs/1.0/user-guide/http-adapter/index.html
+++ b/docs/1.0/user-guide/http-adapter/index.html
@@ -21,21 +21,21 @@
     <title>HTTP Adapter :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/user-guide/http-adapter/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/user-guide/http-adapter/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/user-guide/http-adapter/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/user-guide/http-adapter/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/user-guide/http-adapter/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/user-guide/http-adapter/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/user-guide/http-adapter/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/user-guide/http-adapter/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/user-guide/http-adapter/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/user-guide/http-adapter/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/user-guide/http-adapter/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/user-guide/http-adapter/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/user-guide/http-adapter/">dev</option>
@@ -3313,19 +3367,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225119"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225119"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225119"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225119"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225119"></script>
+    <script src="/hono/docs/js/learn.js?1626225119"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225119"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225119" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225119"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/user-guide/index.html b/docs/1.0/user-guide/index.html
index a064b1a..f2a07ad 100644
--- a/docs/1.0/user-guide/index.html
+++ b/docs/1.0/user-guide/index.html
@@ -21,21 +21,21 @@
     <title>User Guide :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138737" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138737" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138737"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138737"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138737"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138737"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/user-guide/">stable (1.8)</option>
+                      <option id="stable" value="https://www.eclipse.org/hono/docs/user-guide/">stable (1.9)</option>
+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/user-guide/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/user-guide/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/user-guide/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/user-guide/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.5" value="https://www.eclipse.org/hono/docs/1.5/user-guide/">1.5</option>
@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/user-guide/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/user-guide/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/user-guide/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/user-guide/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/user-guide/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/user-guide/">dev</option>
@@ -2621,19 +2675,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225119"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225119"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225119"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225119"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225119"></script>
+    <script src="/hono/docs/js/learn.js?1626225119"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225119"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225119" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225119"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>
diff --git a/docs/1.0/user-guide/jmeter_load_tests/index.html b/docs/1.0/user-guide/jmeter_load_tests/index.html
index 5971ea6..41620b7 100644
--- a/docs/1.0/user-guide/jmeter_load_tests/index.html
+++ b/docs/1.0/user-guide/jmeter_load_tests/index.html
@@ -21,21 +21,21 @@
     <title>Load Tests with JMeter :: Eclipse Hono&trade; Vers.: 1.0</title>
 
     
-    <link href="/hono/docs/css/nucleus.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/fontawesome-all.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hybrid.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/featherlight.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/auto-complete.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/nucleus.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hugo-theme.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/theme-hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/theme-hono.css?1626225118" rel="stylesheet">
     
-    <link href="/hono/docs/css/hono.css?1626138736" rel="stylesheet">
+    <link href="/hono/docs/css/hono.css?1626225118" rel="stylesheet">
 
-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
       :root #header + #content > #left > #rlblock_left{
@@ -83,14 +83,14 @@
     <span data-search-clear=""><i class="fas fa-times"></i></span>
 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626225118"></script>
+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
         var baseurl = "https:\/\/www.eclipse.org\/hono\/docs\/\/1.0";
     
 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1311,6 +1311,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/user-guide/jmeter_load_tests/">1.4</option>
@@ -1343,6 +1345,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/user-guide/jmeter_load_tests/">1.3</option>
@@ -1375,6 +1379,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/user-guide/jmeter_load_tests/">1.2</option>
@@ -1407,6 +1413,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/user-guide/jmeter_load_tests/">1.1</option>
@@ -1439,6 +1447,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/user-guide/jmeter_load_tests/" selected>1.0</option>
@@ -2482,19 +2492,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225118"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225118"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225118"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225118"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225118"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225118"></script>
+    <script src="/hono/docs/js/learn.js?1626225118"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225118"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225118" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
     <script>
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index 2133c4e..d5367f9 100644
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@@ -1333,6 +1367,8 @@
                   
               
                   
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@@ -1365,6 +1401,8 @@
                   
               
                   
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@@ -1397,6 +1435,8 @@
                   
               
                   
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@@ -1429,6 +1469,8 @@
                   
               
                   
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@@ -1461,6 +1503,8 @@
                   
               
                   
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@@ -1493,6 +1537,8 @@
                   
               
                   
+              
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@@ -1525,6 +1571,8 @@
                   
               
                   
+              
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@@ -1557,6 +1605,8 @@
                   
               
                   
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@@ -1589,6 +1639,8 @@
                   
               
                   
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@@ -1621,6 +1673,8 @@
                   
               
                   
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-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
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+    <script src="/hono/docs/mermaid/mermaid.js?1626225118"></script>
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index 06cf05e..f88aa20 100644
--- a/docs/1.0/user-guide/mqtt-adapter/index.html
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@@ -21,21 +21,21 @@
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-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
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+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
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+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
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@@ -83,14 +83,14 @@
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 </div>
 
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+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
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@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/user-guide/mqtt-adapter/">stable (1.8)</option>
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+                    
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+              
+                  
+                    
+                    
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@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
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@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
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@@ -1397,6 +1435,8 @@
                   
               
                   
+              
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@@ -1429,6 +1469,8 @@
                   
               
                   
+              
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@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/user-guide/mqtt-adapter/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/user-guide/mqtt-adapter/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/user-guide/mqtt-adapter/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/user-guide/mqtt-adapter/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
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@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/user-guide/mqtt-adapter/">dev</option>
@@ -2994,19 +3048,19 @@
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-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
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+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225119"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225119"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225119"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225119"></script>
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-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
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-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
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index d2cc03f..9e8892c 100644
--- a/docs/1.0/user-guide/sigfox-adapter/index.html
+++ b/docs/1.0/user-guide/sigfox-adapter/index.html
@@ -21,21 +21,21 @@
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-    <link href="/hono/docs/css/theme.css?1626138736" rel="stylesheet">
-    <link href="/hono/docs/css/hugo-theme.css?1626138736" rel="stylesheet">
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+    <link href="/hono/docs/css/fontawesome-all.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/hybrid.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/featherlight.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/perfect-scrollbar.min.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/auto-complete.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/atom-one-dark-reasonable.css?1626225118" rel="stylesheet">
+    <link href="/hono/docs/css/theme.css?1626225118" rel="stylesheet">
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-    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626138736"></script>
+    <script src="/hono/docs/js/jquery-3.3.1.min.js?1626225118"></script>
 
     <style>
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@@ -83,14 +83,14 @@
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 </div>
 
-<script type="text/javascript" src="/hono/docs/js/lunr.min.js?1626138736"></script>
-<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626138736"></script>
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+<script type="text/javascript" src="/hono/docs/js/auto-complete.js?1626225118"></script>
 <script type="text/javascript">
     
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 </script>
-<script type="text/javascript" src="/hono/docs/js/search.js?1626138736"></script>
+<script type="text/javascript" src="/hono/docs/js/search.js?1626225118"></script>
 
     
   </div>
@@ -1303,7 +1303,41 @@
                   
                     
                     
-                      <option id="stable" value="https://www.eclipse.org/hono/docs/user-guide/sigfox-adapter/">stable (1.8)</option>
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+                    
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+                  
+              
+          
+              
+              
+                  
+              
+                  
+                    
+                    
+                      <option id="1.9" value="https://www.eclipse.org/hono/docs/1.9/user-guide/sigfox-adapter/">1.9</option>
                     
                   
               
@@ -1333,6 +1367,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.8" value="https://www.eclipse.org/hono/docs/1.8/user-guide/sigfox-adapter/">1.8</option>
@@ -1365,6 +1401,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.7" value="https://www.eclipse.org/hono/docs/1.7/user-guide/sigfox-adapter/">1.7</option>
@@ -1397,6 +1435,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.6" value="https://www.eclipse.org/hono/docs/1.6/user-guide/sigfox-adapter/">1.6</option>
@@ -1429,6 +1469,8 @@
                   
               
                   
+              
+                  
                     
                     
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@@ -1461,6 +1503,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.4" value="https://www.eclipse.org/hono/docs/1.4/user-guide/sigfox-adapter/">1.4</option>
@@ -1493,6 +1537,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.3" value="https://www.eclipse.org/hono/docs/1.3/user-guide/sigfox-adapter/">1.3</option>
@@ -1525,6 +1571,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.2" value="https://www.eclipse.org/hono/docs/1.2/user-guide/sigfox-adapter/">1.2</option>
@@ -1557,6 +1605,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.1" value="https://www.eclipse.org/hono/docs/1.1/user-guide/sigfox-adapter/">1.1</option>
@@ -1589,6 +1639,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="1.0" value="https://www.eclipse.org/hono/docs/1.0/user-guide/sigfox-adapter/" selected>1.0</option>
@@ -1621,6 +1673,8 @@
                   
               
                   
+              
+                  
                     
                     
                       <option id="dev" value="https://www.eclipse.org/hono/docs/dev/user-guide/sigfox-adapter/">dev</option>
@@ -2746,19 +2800,19 @@
     <div style="left: -1000px; overflow: scroll; position: absolute; top: -1000px; border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;">
       <div style="border: none; box-sizing: content-box; height: 200px; margin: 0px; padding: 0px; width: 200px;"></div>
     </div>
-    <script src="/hono/docs/js/clipboard.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626138737"></script>
-    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626138737"></script>
-    <script src="/hono/docs/js/jquery.sticky.js?1626138737"></script>
-    <script src="/hono/docs/js/featherlight.min.js?1626138737"></script>
-    <script src="/hono/docs/js/highlight.pack.js?1626138737"></script>
+    <script src="/hono/docs/js/clipboard.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.min.js?1626225119"></script>
+    <script src="/hono/docs/js/perfect-scrollbar.jquery.min.js?1626225119"></script>
+    <script src="/hono/docs/js/jquery.sticky.js?1626225119"></script>
+    <script src="/hono/docs/js/featherlight.min.js?1626225119"></script>
+    <script src="/hono/docs/js/highlight.pack.js?1626225119"></script>
     <script>hljs.initHighlightingOnLoad();</script>
-    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626138737"></script>
-    <script src="/hono/docs/js/learn.js?1626138737"></script>
-    <script src="/hono/docs/js/hugo-learn.js?1626138737"></script>
+    <script src="/hono/docs/js/modernizr.custom-3.6.0.js?1626225119"></script>
+    <script src="/hono/docs/js/learn.js?1626225119"></script>
+    <script src="/hono/docs/js/hugo-learn.js?1626225119"></script>
 
-    <link href="/hono/docs/mermaid/mermaid.css?1626138737" rel="stylesheet" />
-    <script src="/hono/docs/mermaid/mermaid.js?1626138737"></script>
+    <link href="/hono/docs/mermaid/mermaid.css?1626225119" rel="stylesheet" />
+    <script src="/hono/docs/mermaid/mermaid.js?1626225119"></script>
     <script>
         mermaid.initialize({ startOnLoad: true });
     </script>