bundles/org.eclipse.platform.doc.user/reference/ref-21.htm

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<title>Install/Update</title>

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<H1 CLASS="Head">
Install/Update</H1>
<P CLASS="Intro"> The following preferences can be changed on the Install/Update 
  page:</p> 
<TABLE BORDER="1" cellspacing="0">
  <THEAD>
    <TR> 
      <TH ROWSPAN="1" COLSPAN="1"> <P CLASS="Para"> Option</P></TH>
      <TH ROWSPAN="1" COLSPAN="1"> <P CLASS="Para"> Description</P></TH>
      <TH ROWSPAN="1" COLSPAN="1"> <P CLASS="Para"> Default</P></TH>
    </TR>
  </THEAD>
  <TBODY>
    <tr> 
      <TD ROWSPAN="1" COLSPAN="1" valign="top" align="left"> <P CLASS="Para"> 
          Maximum number of 'History' configurations</P></TD>
      <TD ROWSPAN="1" COLSPAN="1" valign="top" align="left"> <P CLASS="Para"> 
          Maximum number of configurations you want maintained in the configuration 
          history. These configurations are maintained to allow you to revert 
          to a previous configuration of installed feature versions.</p></TD>
      <TD ROWSPAN="1" COLSPAN="1" valign="top" align="left"> <P CLASS="Para"> 
          100</P></TD>
    </tr>
    <TR> 
      <TD ROWSPAN="1" COLSPAN="1" valign="top" align="left"> <P CLASS="Para"> 
          Check digital signatures of downloaded archives</P></TD>
      <TD ROWSPAN="1" COLSPAN="1" valign="top" align="left"> <P CLASS="Para"> 
          This option will check for digital signatures of downloaded archives.</p></TD>
      <TD ROWSPAN="1" COLSPAN="1" valign="top" align="left"> <P CLASS="Para"> 
          On</P></TD>
    </TR>
    <TR> 
      <TD ROWSPAN="1" COLSPAN="1" valign="top" align="left"> <P CLASS="Para"> 
          Valid updates</P></TD>
      <TD ROWSPAN="1" COLSPAN="1" valign="top" align="left"> <P CLASS="Para"> 
          Assuming that feature versions use the form 'major.minor.service', you 
          can select what update level you want to choose from: 
        <dl>
          <dt>equivalent</dt> 
          <dd>Only service updates will be displayed.</dd>
          <dt>compatible</dt>
          <dd>Service updates and minor updates will be displayed.</dd>
        </dl></p></TD>
      <TD ROWSPAN="1" COLSPAN="1" valign="top" align="left"> <P CLASS="Para"> 
          equivalent </P></TD>
    </TR>
    <TR> 
      <TD ROWSPAN="1" COLSPAN="1" valign="top" align="left"> <P CLASS="Para"> 
          Update Policy</P></TD>
      <TD ROWSPAN="1" COLSPAN="1" valign="top" align="left"> <P CLASS="Para"> 
          The update policy URL that controls the redirection of update sites 
          within an organization.</p></TD>
      <TD ROWSPAN="1" COLSPAN="1" valign="top" align="left"> <P CLASS="Para"> 
          No policy</P></TD>
    </TR>
    <TR> 
      <TD COLSPAN="1" valign="top" align="left"> Proxy settings</TD>
      <TD COLSPAN="1" valign="top" align="left"> Allows connection to the remote 
        server from behind the firewall. When enabled, proxy host address (required) 
        and port number (optional) can be specified.</TD>
      <TD COLSPAN="1" valign="top" align="left"> No proxy</TD>
    </TR>
  </TBODY>
</TABLE>


<p>Here is what the Install/Update preference page looks like:&nbsp;&nbsp; </p>
<P> </P><img src="../images/Image_pref_inup.png" alt="Install/Update Preference Page" border="0">

<p><img border="0" src="../images/ngrelt.png" alt="Related tasks" >
<br><a HREF="../tasks/tasks-36.htm">Updating Eclipse with the update manager</a>
</p>

<p><img border="0" src="../images/ngrelr.png" alt="Related reference" >
<br><a HREF="ref-61.htm">Help Menu</a>
</p>



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