1<?xml version="1.0" encoding="ISO-8859-1"?> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> 3<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"><head><!-- 4 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX 5 This file is generated from xml source: DO NOT EDIT 6 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX 7 --> 8<title>Terms Used to Describe Modules - Apache HTTP Server</title> 9<link href="/style/css/manual.css" rel="stylesheet" media="all" type="text/css" title="Main stylesheet" /> 10<link href="/style/css/manual-loose-100pc.css" rel="alternate stylesheet" media="all" type="text/css" title="No Sidebar - Default font size" /> 11<link href="/style/css/manual-print.css" rel="stylesheet" media="print" type="text/css" /><link rel="stylesheet" type="text/css" href="/style/css/prettify.css" /> 12<script src="/style/scripts/prettify.min.js" type="text/javascript"> 13</script> 14 15<link href="/images/favicon.ico" rel="shortcut icon" /></head> 16<body id="manual-page"><div id="page-header"> 17<p class="menu"><a href="/mod/">Modules</a> | <a href="/mod/directives.html">Directives</a> | <a href="http://wiki.apache.org/httpd/FAQ">FAQ</a> | <a href="/glossary.html">Glossary</a> | <a href="/sitemap.html">Sitemap</a></p> 18<p class="apache">Apache HTTP Server Version 2.4</p> 19<img alt="" src="/images/feather.gif" /></div> 20<div class="up"><a href="./"><img title="<-" alt="<-" src="/images/left.gif" /></a></div> 21<div id="path"> 22<a href="http://www.apache.org/">Apache</a> > <a href="http://httpd.apache.org/">HTTP Server</a> > <a href="http://httpd.apache.org/docs/">Documentation</a> > <a href="../">Version 2.4</a></div><div id="page-content"><div id="preamble"><h1>Terms Used to Describe Modules</h1> 23<div class="toplang"> 24<p><span>Available Languages: </span><a href="/en/mod/module-dict.html" title="English"> en </a> | 25<a href="/fr/mod/module-dict.html" hreflang="fr" rel="alternate" title="Fran�ais"> fr </a> | 26<a href="/ja/mod/module-dict.html" hreflang="ja" rel="alternate" title="Japanese"> ja </a> | 27<a href="/ko/mod/module-dict.html" hreflang="ko" rel="alternate" title="Korean"> ko </a> | 28<a href="/tr/mod/module-dict.html" hreflang="tr" rel="alternate" title="T�rk�e"> tr </a></p> 29</div> 30 31 <p>This document describes the terms that are used to describe 32 each Apache <a href="./">module</a>.</p> 33</div> 34<div id="quickview"><ul id="toc"><li><img alt="" src="/images/down.gif" /> <a href="#Description">Description</a></li> 35<li><img alt="" src="/images/down.gif" /> <a href="#Status">Status</a></li> 36<li><img alt="" src="/images/down.gif" /> <a href="#SourceFile">Source File</a></li> 37<li><img alt="" src="/images/down.gif" /> <a href="#ModuleIdentifier">Module Identifier</a></li> 38<li><img alt="" src="/images/down.gif" /> <a href="#Compatibility">Compatibility</a></li> 39</ul><ul class="seealso"><li><a href="#comments_section">Comments</a></li></ul></div> 40<div class="top"><a href="#page-header"><img alt="top" src="/images/up.gif" /></a></div> 41<div class="section"> 42<h2><a name="Description" id="Description">Description</a></h2> 43 44<p>A brief description of the purpose of the module.</p> 45</div><div class="top"><a href="#page-header"><img alt="top" src="/images/up.gif" /></a></div> 46<div class="section"> 47<h2><a name="Status" id="Status">Status</a></h2> 48 49 <p>This indicates how tightly bound into the Apache Web server 50 the module is; in other words, you may need to recompile the 51 server in order to gain access to the module and its 52 functionality. Possible values for this attribute are:</p> 53 54 <dl> 55 <dt>MPM</dt> 56 57 <dd>A module with status "MPM" is a <a href="/mpm.html">Multi-Processing Module</a>. Unlike the 58 other types of modules, Apache must have one and only one MPM 59 in use at any time. This type of module is responsible for 60 basic request handling and dispatching.</dd> 61 62 <dt>Base</dt> 63 64 <dd>A module labeled as having "Base" status is compiled and 65 loaded into the server by default, and is therefore normally 66 available unless you have taken steps to remove the module 67 from your configuration.</dd> 68 69 <dt>Extension</dt> 70 71 <dd>A module with "Extension" status is not normally compiled 72 and loaded into the server. To enable the module and its 73 functionality, you may need to change the server build 74 configuration files and re-compile Apache.</dd> 75 76 <dt>Experimental</dt> 77 78 <dd>"Experimental" status indicates that the module is 79 available as part of the Apache kit, but you are on your own 80 if you try to use it. The module is being documented for 81 completeness, and is not necessarily supported.</dd> 82 83 <dt>External</dt> 84 85 <dd>Modules which are not included with the base Apache 86 distribution ("third-party modules") may use the "External" 87 status. We are not responsible for, nor do we support such 88 modules.</dd> 89 </dl> 90</div><div class="top"><a href="#page-header"><img alt="top" src="/images/up.gif" /></a></div> 91<div class="section"> 92<h2><a name="SourceFile" id="SourceFile">Source File</a></h2> 93 94 <p>This quite simply lists the name of the source file which 95 contains the code for the module. This is also the name used by 96 the <code class="directive"><a href="/mod/core.html#ifmodule"><IfModule></a></code> 97 directive.</p> 98</div><div class="top"><a href="#page-header"><img alt="top" src="/images/up.gif" /></a></div> 99<div class="section"> 100<h2><a name="ModuleIdentifier" id="ModuleIdentifier">Module Identifier</a></h2> 101 102 <p>This is a string which identifies the module for use in the 103 <code class="directive"><a href="/mod/mod_so.html#loadmodule">LoadModule</a></code> directive when 104 dynamically loading modules. In particular, it is the name of 105 the external variable of type module in the source file.</p> 106</div><div class="top"><a href="#page-header"><img alt="top" src="/images/up.gif" /></a></div> 107<div class="section"> 108<h2><a name="Compatibility" id="Compatibility">Compatibility</a></h2> 109 110 <p>If the module was not part of the original Apache version 2 111 distribution, the version in which it was introduced should be 112 listed here. In addition, if the module is limited to 113 particular platforms, the details will be listed here.</p> 114</div></div> 115<div class="bottomlang"> 116<p><span>Available Languages: </span><a href="/en/mod/module-dict.html" title="English"> en </a> | 117<a href="/fr/mod/module-dict.html" hreflang="fr" rel="alternate" title="Fran�ais"> fr </a> | 118<a href="/ja/mod/module-dict.html" hreflang="ja" rel="alternate" title="Japanese"> ja </a> | 119<a href="/ko/mod/module-dict.html" hreflang="ko" rel="alternate" title="Korean"> ko </a> | 120<a href="/tr/mod/module-dict.html" hreflang="tr" rel="alternate" title="T�rk�e"> tr </a></p> 121</div><div class="top"><a href="#page-header"><img src="/images/up.gif" alt="top" /></a></div><div class="section"><h2><a id="comments_section" name="comments_section">Comments</a></h2><div class="warning"><strong>Notice:</strong><br />This is not a Q&A section. Comments placed here should be pointed towards suggestions on improving the documentation or server, and may be removed again by our moderators if they are either implemented or considered invalid/off-topic. 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