diff --git a/org.eclipse.osbp.display/src/org/eclipse/osbp/display/servlet/DisplayUI.java b/org.eclipse.osbp.display/src/org/eclipse/osbp/display/servlet/DisplayUI.java
index 1ff6026..47eb284 100644
--- a/org.eclipse.osbp.display/src/org/eclipse/osbp/display/servlet/DisplayUI.java
+++ b/org.eclipse.osbp.display/src/org/eclipse/osbp/display/servlet/DisplayUI.java
@@ -101,7 +101,7 @@
 	protected void init(VaadinRequest request) {
 		// fragment has pattern #{master-host}§{displayName} NOSONAR
 		String fragment = getPage().getUriFragment();
-		String[] tokens = fragment.split("§");
+		String[] tokens = fragment.split(ISession.DTO_SEPARATOR);
 		masterId = tokens[0];
 		displayId = tokens[1];
 
@@ -154,7 +154,7 @@
 
 		try {
 			InetAddress netAddress = InetAddress.getByName(getPage().getWebBrowser().getAddress());
-			String hostName = netAddress.getHostName();
+			String hostName = netAddress.getHostName().toLowerCase();
 			LOGGER.error("*** display hostname:{} ***", hostName);
 			appContext.set("ip", hostName);
 		} catch (UnknownHostException e) {