<modulefile>mod_deflate.xml.fr</modulefile>
<modulefile>mod_dialup.xml.fr</modulefile>
<modulefile>mod_dir.xml.fr</modulefile>
- <modulefile>mod_dumpio.xml.fr</modulefile>
+ <modulefile>mod_dumpio.xml</modulefile>
<modulefile>mod_echo.xml.fr</modulefile>
<modulefile>mod_env.xml.fr</modulefile>
<modulefile>mod_example.xml.fr</modulefile>
<dt><a href="mod_dir.html">mod_dir</a></dt><dd>Permet la redirection des adresses se terminant par un
répertoire sans slash de fin et la mise à disposition des fichiers index
de répertoire</dd>
-<dt><a href="mod_dumpio.html">mod_dumpio</a></dt><dd>Enregistre toutes les entrées/sorties dans le journal des
-erreurs de la manière souhaitée.</dd>
+<dt><a href="mod_dumpio.html">mod_dumpio</a></dt><dd>Dumps all I/O to error log as desired.</dd>
<dt><a href="mod_echo.html" id="E" name="E">mod_echo</a></dt><dd>Un simple serveur d'écho pour illustrer les modules de
protocole</dd>
<dt><a href="mod_env.html">mod_env</a></dt><dd>Modifie l'environnement transmis aux scripts CGI et aux
Content-Language: en
Content-type: text/html; charset=ISO-8859-1
-URI: mod_dumpio.html.fr
-Content-Language: fr
-Content-type: text/html; charset=ISO-8859-1
-
URI: mod_dumpio.html.ja.utf8
Content-Language: ja
Content-type: text/html; charset=UTF-8
<variants>
<variant>en</variant>
- <variant>fr</variant>
<variant outdated="yes">ja</variant>
</variants>
</metafile>
configuration is traversed, early headers can only be set in a
main server or virtual host context. Early directives cannot depend
on a request path, so they will fail in contexts such as
- <code><Directory></code> or <code><Location></code>.</p>
+ <code class="directive"><a href="../mod/core.html#directory"><Directory></a></code> or
+ <code class="directive"><a href="../mod/core.html#location"><Location></a></code>.</p>
</div><div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="section">
<h2><a name="examples" id="examples">Examples</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">Description:</a></th><td>Configure HTTP response headers</td></tr>
<tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code>Header [<var>condition</var>] add|append|echo|edit|edit*|merge|set|setifempty|unset|note
-<var>header</var> [[expr=]<var>value]</var>] [<var>replacement</var>]
-[early|env=[!]<var>variable</var>]|expr=<var>expression</var>]
+<var>header</var> [[expr=]<var>value</var> [<var>replacement</var>
+[early|env=[!]<var>varname</var>|expr=<var>expression</var>]]]
</code></td></tr>
<tr><th><a href="directive-dict.html#Context">Context:</a></th><td>server config, virtual host, directory, .htaccess</td></tr>
<tr><th><a href="directive-dict.html#Override">Override:</a></th><td>FileInfo</td></tr>
<tr><th><a href="directive-dict.html#Status">Status:</a></th><td>Extension</td></tr>
<tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_headers</td></tr>
-<tr><th><a href="directive-dict.html#Compatibility">Compatibility:</a></th><td>SetIfEmpty available in 2.4.7 and later, expr= value
+<tr><th><a href="directive-dict.html#Compatibility">Compatibility:</a></th><td>SetIfEmpty available in 2.4.7 and later, expr=value
available in 2.4.10 and later</td></tr>
</table>
<p>This directive can replace, merge or remove HTTP response
<table class="directive">
<tr><th><a href="directive-dict.html#Description">Description:</a></th><td>Configure HTTP request headers</td></tr>
<tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code>RequestHeader add|append|edit|edit*|merge|set|setifempty|unset
-<var>header</var> [[expr=]<var>value</var>] [<var>replacement</var>]
-[early|env=[!]<var>variable</var>]|expr=<var>expression</var>]
+<var>header</var> [[expr=]<var>value</var> [<var>replacement</var>
+[early|env=[!]<var>varname</var>|expr=<var>expression</var>]]]
</code></td></tr>
<tr><th><a href="directive-dict.html#Context">Context:</a></th><td>server config, virtual host, directory, .htaccess</td></tr>
<tr><th><a href="directive-dict.html#Override">Override:</a></th><td>FileInfo</td></tr>
<tr><th><a href="directive-dict.html#Status">Status:</a></th><td>Extension</td></tr>
<tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_headers</td></tr>
-<tr><th><a href="directive-dict.html#Compatibility">Compatibility:</a></th><td>SetIfEmpty available in 2.4.7 and later, expr= value
+<tr><th><a href="directive-dict.html#Compatibility">Compatibility:</a></th><td>SetIfEmpty available in 2.4.7 and later, expr=value
available in 2.4.10 and later</td></tr>
</table>
<p>This directive can replace, merge, change or remove HTTP request
</table>
<p>The <code class="directive">ProxySCGIInternalRedirect</code> enables the backend
to internally redirect the gateway to a different URL. This feature
- origins in <code class="module"><a href="../mod/mod_cgi.html">mod_cgi</a></code>, which internally redirects the
- response, if the response status is <code>OK</code> (<code>200</code>) and
+ originates in <code class="module"><a href="../mod/mod_cgi.html">mod_cgi</a></code>, which internally redirects the
+ response if the response status is <code>OK</code> (<code>200</code>) and
the response contains a <code>Location</code> header and its value starts
with a slash (<code>/</code>). This value is interpreted as a new local
- URL the apache internally redirects to.</p>
+ URL that Apache httpd internally redirects to.</p>
<p><code class="module"><a href="../mod/mod_proxy_scgi.html">mod_proxy_scgi</a></code> does the same as
<code class="module"><a href="../mod/mod_cgi.html">mod_cgi</a></code> in this regard, except that you can turn off the
<tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_proxy_scgi</td></tr>
</table>
<p>The <code class="directive">ProxySCGISendfile</code> directive enables the
- SCGI backend to let files serve directly by the gateway. This is useful
- performance purposes -- the httpd can use <code>sendfile</code> or other
+ SCGI backend to let files be served directly by the gateway. This is useful
+ for performance purposes — httpd can use <code>sendfile</code> or other
optimizations, which are not possible if the file comes over the backend
- socket.</p>
+ socket. Additionally, the file contents are not transmitted twice.</p>
<p>The <code class="directive">ProxySCGISendfile</code> argument determines the
gateway behaviour:</p>
<dl>
<dt><code>On</code></dt>
<dd>The gateway looks for a backend response header called
- <code>X-Sendfile</code> and interprets the value as filename to serve. The
- header is removed from the final response headers. This is equivalent to
+ <code>X-Sendfile</code> and interprets the value as the filename to serve.
+ The header is removed from the final response headers. This is equivalent to
<code>ProxySCGISendfile X-Sendfile</code>.</dd>
<dt>anything else</dt>
<dd>Similar to <code>On</code>, but instead of the hardcoded header name
- the argument is applied as header name.</dd>
+ <code>X-Sendfile</code>, the argument is used as the header name.</dd>
</dl>
- <div class="example"><h3>Example</h3><pre class="prettyprint lang-config"> # Use the default header (X-Sendfile)
- ProxySCGISendfile On
+ <div class="example"><h3>Example</h3><pre class="prettyprint lang-config"># Use the default header (X-Sendfile)
+ProxySCGISendfile On
- # Use a different header
- ProxySCGISendfile X-Send-Static</pre>
+# Use a different header
+ProxySCGISendfile X-Send-Static</pre>
</div>
</div>
<tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_proxy_wstunnel</td></tr>
</table>
<p>This directive imposes a maximum amount of time for the tunnel to be
- left open while idle. This directive is ignored if <code class="directive">ProxyWebsocketAsync</code>
- is enabled and the running MPM supports the necessary features</p>
+ left open while idle.</p>
</div>
</div>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">Beschreibung:</a></th><td>Specify a timeout after which a gracefully shutdown server
will exit.</td></tr>
-<tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code>GracefulShutDownTimeout <var>seconds</var></code></td></tr>
-<tr><th><a href="directive-dict.html#Default">Voreinstellung:</a></th><td><code>GracefulShutDownTimeout 0</code></td></tr>
+<tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code>GracefulShutdownTimeout <var>seconds</var></code></td></tr>
+<tr><th><a href="directive-dict.html#Default">Voreinstellung:</a></th><td><code>GracefulShutdownTimeout 0</code></td></tr>
<tr><th><a href="directive-dict.html#Context">Kontext:</a></th><td>Serverkonfiguration</td></tr>
<tr><th><a href="directive-dict.html#Status">Status:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">Modul:</a></th><td><code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code>, <code class="module"><a href="../mod/event.html">event</a></code></td></tr>
angegebenen MIME-Content-Type</td></tr>
<tr><td><a href="mod_log_forensic.html#forensiclog">ForensicLog <var>filename</var>|<var>pipe</var></a></td><td></td><td>sv</td><td>E</td></tr><tr><td class="descr" colspan="4">Sets filename of the forensic log</td></tr>
<tr class="odd"><td><a href="core.html#gprofdir" id="G" name="G">GprofDir <var>/tmp/gprof/</var>|<var>/tmp/gprof/</var>%</a></td><td></td><td>sv</td><td>C</td></tr><tr class="odd"><td class="descr" colspan="4">Directory to write gmon.out profiling data to. </td></tr>
-<tr><td><a href="mpm_common.html#gracefulshutdowntimeout">GracefulShutDownTimeout <var>seconds</var></a></td><td></td><td>s</td><td>M</td></tr><tr><td class="descr" colspan="4">Specify a timeout after which a gracefully shutdown server
+<tr><td><a href="mpm_common.html#gracefulshutdowntimeout">GracefulShutdownTimeout <var>seconds</var></a></td><td> 0 </td><td>s</td><td>M</td></tr><tr><td class="descr" colspan="4">Specify a timeout after which a gracefully shutdown server
will exit.</td></tr>
<tr class="odd"><td><a href="mod_unixd.html#group">Group <var>unix-group</var></a></td><td> #-1 </td><td>s</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Group under which the server will answer
requests</td></tr>
<tr><td><a href="mod_headers.html#header" id="H" name="H">Header [<var>condition</var>] add|append|echo|edit|edit*|merge|set|setifempty|unset|note
-<var>header</var> [[expr=]<var>value]</var>] [<var>replacement</var>]
-[early|env=[!]<var>variable</var>]|expr=<var>expression</var>]
+<var>header</var> [[expr=]<var>value</var> [<var>replacement</var>
+[early|env=[!]<var>varname</var>|expr=<var>expression</var>]]]
</a></td><td></td><td>svdh</td><td>E</td></tr><tr><td class="descr" colspan="4">Configure HTTP response headers</td></tr>
<tr class="odd"><td><a href="mod_autoindex.html#headername">HeaderName <var>filename</var></a></td><td></td><td>svdh</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Name of the file that will be inserted at the top
of the index listing</td></tr>
...</a></td><td></td><td>vdh</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Removes any content type associations for a set of file
extensions</td></tr>
<tr><td><a href="mod_headers.html#requestheader">RequestHeader add|append|edit|edit*|merge|set|setifempty|unset
-<var>header</var> [[expr=]<var>value</var>] [<var>replacement</var>]
-[early|env=[!]<var>variable</var>]|expr=<var>expression</var>]
+<var>header</var> [[expr=]<var>value</var> [<var>replacement</var>
+[early|env=[!]<var>varname</var>|expr=<var>expression</var>]]]
</a></td><td></td><td>svdh</td><td>E</td></tr><tr><td class="descr" colspan="4">Configure HTTP request headers</td></tr>
<tr class="odd"><td><a href="mod_reqtimeout.html#requestreadtimeout">RequestReadTimeout
[header=<var>timeout</var>[-<var>maxtimeout</var>][,MinRate=<var>rate</var>]
<tr class="odd"><td><a href="mod_unixd.html#group">Group <var>unix-group</var></a></td><td> #-1 </td><td>s</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Group under which the server will answer
requests</td></tr>
<tr><td><a href="mod_headers.html#header" id="H" name="H">Header [<var>condition</var>] add|append|echo|edit|edit*|merge|set|setifempty|unset|note
-<var>header</var> [[expr=]<var>value]</var>] [<var>replacement</var>]
-[early|env=[!]<var>variable</var>]|expr=<var>expression</var>]
+<var>header</var> [[expr=]<var>value</var> [<var>replacement</var>
+[early|env=[!]<var>varname</var>|expr=<var>expression</var>]]]
</a></td><td></td><td>svdh</td><td>E</td></tr><tr><td class="descr" colspan="4">Configure HTTP response headers</td></tr>
<tr class="odd"><td><a href="mod_autoindex.html#headername">HeaderName <var>filename</var></a></td><td></td><td>svdh</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Name of the file that will be inserted at the top
of the index listing</td></tr>
...</a></td><td></td><td>vdh</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Removes any content type associations for a set of file
extensions</td></tr>
<tr><td><a href="mod_headers.html#requestheader">RequestHeader add|append|edit|edit*|merge|set|setifempty|unset
-<var>header</var> [[expr=]<var>value</var>] [<var>replacement</var>]
-[early|env=[!]<var>variable</var>]|expr=<var>expression</var>]
+<var>header</var> [[expr=]<var>value</var> [<var>replacement</var>
+[early|env=[!]<var>varname</var>|expr=<var>expression</var>]]]
</a></td><td></td><td>svdh</td><td>E</td></tr><tr><td class="descr" colspan="4">Configure HTTP request headers</td></tr>
<tr class="odd"><td><a href="mod_reqtimeout.html#requestreadtimeout">RequestReadTimeout
[header=<var>timeout</var>[-<var>maxtimeout</var>][,MinRate=<var>rate</var>]
media type in the HTTP Content-Type header field</td></tr>
<tr><td><a href="mod_log_forensic.html#forensiclog">ForensicLog <var>filename</var>|<var>pipe</var></a></td><td></td><td>sv</td><td>E</td></tr><tr><td class="descr" colspan="4">Sets filename of the forensic log</td></tr>
<tr class="odd"><td><a href="core.html#gprofdir" id="G" name="G">GprofDir <var>/tmp/gprof/</var>|<var>/tmp/gprof/</var>%</a></td><td></td><td>sv</td><td>C</td></tr><tr class="odd"><td class="descr" colspan="4">Directory to write gmon.out profiling data to. </td></tr>
-<tr><td><a href="mpm_common.html#gracefulshutdowntimeout">GracefulShutDownTimeout <var>seconds</var></a></td><td></td><td>s</td><td>M</td></tr><tr><td class="descr" colspan="4">Specify a timeout after which a gracefully shutdown server
+<tr><td><a href="mpm_common.html#gracefulshutdowntimeout">GracefulShutdownTimeout <var>seconds</var></a></td><td> 0 </td><td>s</td><td>M</td></tr><tr><td class="descr" colspan="4">Specify a timeout after which a gracefully shutdown server
will exit.</td></tr>
<tr class="odd"><td><a href="mod_unixd.html#group">Group <var>unix-group</var></a></td><td> #-1 </td><td>s</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Group under which the server will answer
requests</td></tr>
<tr><td><a href="mod_headers.html#header" id="H" name="H">Header [<var>condition</var>] add|append|echo|edit|edit*|merge|set|setifempty|unset|note
-<var>header</var> [[expr=]<var>value]</var>] [<var>replacement</var>]
-[early|env=[!]<var>variable</var>]|expr=<var>expression</var>]
+<var>header</var> [[expr=]<var>value</var> [<var>replacement</var>
+[early|env=[!]<var>varname</var>|expr=<var>expression</var>]]]
</a></td><td></td><td>svdh</td><td>E</td></tr><tr><td class="descr" colspan="4">Configure HTTP response headers</td></tr>
<tr class="odd"><td><a href="mod_autoindex.html#headername">HeaderName <var>filename</var></a></td><td></td><td>svdh</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Name of the file that will be inserted at the top
of the index listing</td></tr>
...</a></td><td></td><td>vdh</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Removes any content type associations for a set of file
extensions</td></tr>
<tr><td><a href="mod_headers.html#requestheader">RequestHeader add|append|edit|edit*|merge|set|setifempty|unset
-<var>header</var> [[expr=]<var>value</var>] [<var>replacement</var>]
-[early|env=[!]<var>variable</var>]|expr=<var>expression</var>]
+<var>header</var> [[expr=]<var>value</var> [<var>replacement</var>
+[early|env=[!]<var>varname</var>|expr=<var>expression</var>]]]
</a></td><td></td><td>svdh</td><td>E</td></tr><tr><td class="descr" colspan="4">Configure HTTP request headers</td></tr>
<tr class="odd"><td><a href="mod_reqtimeout.html#requestreadtimeout">RequestReadTimeout
[header=<var>timeout</var>[-<var>maxtimeout</var>][,MinRate=<var>rate</var>]
media type in the HTTP Content-Type header field</td></tr>
<tr><td><a href="mod_log_forensic.html#forensiclog">ForensicLog <var>filename</var>|<var>pipe</var></a></td><td></td><td>sv</td><td>E</td></tr><tr><td class="descr" colspan="4">Sets filename of the forensic log</td></tr>
<tr class="odd"><td><a href="core.html#gprofdir" id="G" name="G">GprofDir <var>/tmp/gprof/</var>|<var>/tmp/gprof/</var>%</a></td><td></td><td>sv</td><td>C</td></tr><tr class="odd"><td class="descr" colspan="4">Directory to write gmon.out profiling data to. </td></tr>
-<tr><td><a href="mpm_common.html#gracefulshutdowntimeout">GracefulShutDownTimeout <var>seconds</var></a></td><td></td><td>s</td><td>M</td></tr><tr><td class="descr" colspan="4">Specify a timeout after which a gracefully shutdown server
+<tr><td><a href="mpm_common.html#gracefulshutdowntimeout">GracefulShutdownTimeout <var>seconds</var></a></td><td> 0 </td><td>s</td><td>M</td></tr><tr><td class="descr" colspan="4">Specify a timeout after which a gracefully shutdown server
will exit.</td></tr>
<tr class="odd"><td><a href="mod_unixd.html#group">Group <var>unix-group</var></a></td><td> #-1 </td><td>s</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Group under which the server will answer
requests</td></tr>
geçecek süre için bir zaman aşımı belirler.</td></tr>
<tr class="odd"><td><a href="mod_unixd.html#group">Group <var>unix-grubu</var></a></td><td> #-1 </td><td>s</td><td>T</td></tr><tr class="odd"><td class="descr" colspan="4">İsteklere yanıt verecek sunucunun ait olacağı grubu belirler.</td></tr>
<tr><td><a href="mod_headers.html#header" id="H" name="H">Header [<var>condition</var>] add|append|echo|edit|edit*|merge|set|setifempty|unset|note
-<var>header</var> [[expr=]<var>value]</var>] [<var>replacement</var>]
-[early|env=[!]<var>variable</var>]|expr=<var>expression</var>]
+<var>header</var> [[expr=]<var>value</var> [<var>replacement</var>
+[early|env=[!]<var>varname</var>|expr=<var>expression</var>]]]
</a></td><td></td><td>skdh</td><td>E</td></tr><tr><td class="descr" colspan="4">Configure HTTP response headers</td></tr>
<tr class="odd"><td><a href="mod_autoindex.html#headername">HeaderName <var>dosya-ismi</var></a></td><td></td><td>skdh</td><td>T</td></tr><tr class="odd"><td class="descr" colspan="4">Dizin listesinin tepesine yerleştirilecek dosyanın ismini
belirler.</td></tr>
...</a></td><td></td><td>kdh</td><td>T</td></tr><tr class="odd"><td class="descr" colspan="4">Removes any content type associations for a set of file
extensions</td></tr>
<tr><td><a href="mod_headers.html#requestheader">RequestHeader add|append|edit|edit*|merge|set|setifempty|unset
-<var>header</var> [[expr=]<var>value</var>] [<var>replacement</var>]
-[early|env=[!]<var>variable</var>]|expr=<var>expression</var>]
+<var>header</var> [[expr=]<var>value</var> [<var>replacement</var>
+[early|env=[!]<var>varname</var>|expr=<var>expression</var>]]]
</a></td><td></td><td>skdh</td><td>E</td></tr><tr><td class="descr" colspan="4">Configure HTTP request headers</td></tr>
<tr class="odd"><td><a href="mod_reqtimeout.html#requestreadtimeout">RequestReadTimeout
[header=<var>timeout</var>[-<var>maxtimeout</var>][,MinRate=<var>rate</var>]
media type in the HTTP Content-Type header field</td></tr>
<tr><td><a href="mod_log_forensic.html#forensiclog">ForensicLog <var>filename</var>|<var>pipe</var></a></td><td></td><td>sv</td><td>E</td></tr><tr><td class="descr" colspan="4">Sets filename of the forensic log</td></tr>
<tr class="odd"><td><a href="core.html#gprofdir" id="G" name="G">GprofDir <var>/tmp/gprof/</var>|<var>/tmp/gprof/</var>%</a></td><td></td><td>sv</td><td>C</td></tr><tr class="odd"><td class="descr" colspan="4">Directory to write gmon.out profiling data to. </td></tr>
-<tr><td><a href="mpm_common.html#gracefulshutdowntimeout">GracefulShutDownTimeout <var>seconds</var></a></td><td></td><td>s</td><td>M</td></tr><tr><td class="descr" colspan="4">Specify a timeout after which a gracefully shutdown server
+<tr><td><a href="mpm_common.html#gracefulshutdowntimeout">GracefulShutdownTimeout <var>seconds</var></a></td><td> 0 </td><td>s</td><td>M</td></tr><tr><td class="descr" colspan="4">Specify a timeout after which a gracefully shutdown server
will exit.</td></tr>
<tr class="odd"><td><a href="mod_unixd.html#group">Group <var>unix-group</var></a></td><td> #-1 </td><td>s</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Group under which the server will answer
requests</td></tr>
<tr><td><a href="mod_headers.html#header" id="H" name="H">Header [<var>condition</var>] add|append|echo|edit|edit*|merge|set|setifempty|unset|note
-<var>header</var> [[expr=]<var>value]</var>] [<var>replacement</var>]
-[early|env=[!]<var>variable</var>]|expr=<var>expression</var>]
+<var>header</var> [[expr=]<var>value</var> [<var>replacement</var>
+[early|env=[!]<var>varname</var>|expr=<var>expression</var>]]]
</a></td><td></td><td>svdh</td><td>E</td></tr><tr><td class="descr" colspan="4">Configure HTTP response headers</td></tr>
<tr class="odd"><td><a href="mod_autoindex.html#headername">HeaderName <var>filename</var></a></td><td></td><td>svdh</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Name of the file that will be inserted at the top
of the index listing</td></tr>
...</a></td><td></td><td>vdh</td><td>B</td></tr><tr class="odd"><td class="descr" colspan="4">Removes any content type associations for a set of file
extensions</td></tr>
<tr><td><a href="mod_headers.html#requestheader">RequestHeader add|append|edit|edit*|merge|set|setifempty|unset
-<var>header</var> [[expr=]<var>value</var>] [<var>replacement</var>]
-[early|env=[!]<var>variable</var>]|expr=<var>expression</var>]
+<var>header</var> [[expr=]<var>value</var> [<var>replacement</var>
+[early|env=[!]<var>varname</var>|expr=<var>expression</var>]]]
</a></td><td></td><td>svdh</td><td>E</td></tr><tr><td class="descr" colspan="4">Configure HTTP request headers</td></tr>
<tr class="odd"><td><a href="mod_reqtimeout.html#requestreadtimeout">RequestReadTimeout
[header=<var>timeout</var>[-<var>maxtimeout</var>][,MinRate=<var>rate</var>]