the timer is not reset when a packet is sent. </p>
<hr/><h2><a name="UseCanonicalName">UseCanonicalName</a> <a name="usecanonicalname">Directive</a></h2><table cellpadding="1" cellspacing="0" border="0" bgcolor="#cccccc"><tr><td><table bgcolor="#ffffff"><tr><td nowrap="nowrap"><strong>Description: </strong></td><td>Configures how the server determines its own name and
port</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Syntax" class="help">Syntax:</a></td><td>UseCanonicalName on|off|dns</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Default" class="help">Default:</a></td><td><code>UseCanonicalName on</code></td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Context" class="help">Context:</a></td><td>server config, virtual host, directory</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Status" class="help">Status:</a></td><td>Core</td></tr><tr><td nowrap="nowrap"><a href="directive-dict.html#Module" class="help">Module:</a></td><td>core</td></tr></table></td></tr></table>
- <p>In many situations Apache has to construct a
- <em>self-referential</em> URL. That is, a URL which refers back to
+ <p>In many situations Apache must construct a
+ <em>self-referential</em> URL -- that is, a URL that refers back to
the same server. With <code>UseCanonicalName on</code> Apache will
use the hostname and port specified in the <a href="#servername" class="directive"><code class="directive">ServerName</code></a> directive to construct the canonical
name for the server. This name is used in all self-referential
URLs, and for the values of <code>SERVER_NAME</code> and
<code>SERVER_PORT</code> in CGIs.</p>
- <p>For example, if <code class="directive">ServerName</code> is set to
- <code>www.example.com</code> and <code class="directive">Port</code> is set
- to <code>9090</code>, then the <em>canonical name</em> of the server
- is <code>www.example.com:9090</code>. In the event that
- <code class="directive">Port</code> has its default value of
- <code>80</code>, the <code>:80</code> is ommitted from the
- <em>canonical name</em>.</p>
-
<p>With <code>UseCanonicalName off</code> Apache will form
self-referential URLs using the hostname and port supplied by
the client if any are supplied (otherwise it will use the
<context>directory</context></contextlist>
<usage>
- <p>In many situations Apache has to construct a
- <em>self-referential</em> URL. That is, a URL which refers back to
+ <p>In many situations Apache must construct a
+ <em>self-referential</em> URL -- that is, a URL that refers back to
the same server. With <code>UseCanonicalName on</code> Apache will
use the hostname and port specified in the <directive
module="core">ServerName</directive> directive to construct the canonical
URLs, and for the values of <code>SERVER_NAME</code> and
<code>SERVER_PORT</code> in CGIs.</p>
- <p>For example, if <directive>ServerName</directive> is set to
- <code>www.example.com</code> and <directive>Port</directive> is set
- to <code>9090</code>, then the <em>canonical name</em> of the server
- is <code>www.example.com:9090</code>. In the event that
- <directive>Port</directive> has its default value of
- <code>80</code>, the <code>:80</code> is ommitted from the
- <em>canonical name</em>.</p>
-
<p>With <code>UseCanonicalName off</code> Apache will form
self-referential URLs using the hostname and port supplied by
the client if any are supplied (otherwise it will use the