--- a/xml/en/docs/http/ngx_http_spdy_module.xml	Thu Jun 01 15:29:03 2023 +0100
+++ b/xml/en/docs/http/ngx_http_spdy_module.xml	Wed Jun 07 14:21:30 2023 +0400
@@ -9,155 +9,14 @@
 <module name="Module ngx_http_spdy_module"
         link="/en/docs/http/ngx_http_spdy_module.html"
         lang="en"
-        rev="10">
+        rev="11">
 
 <section id="summary">
 
 <para>
-The <literal>ngx_http_spdy_module</literal> module provides experimental
-support for <link url="http://www.chromium.org/spdy/spdy-protocol">SPDY</link>.
-Currently,
-<link url="http://www.chromium.org/spdy/spdy-protocol/spdy-protocol-draft3-1">draft
-3.1</link> of SPDY protocol is implemented.
-<note>
-Before version 1.5.10,
-<link url="http://www.chromium.org/spdy/spdy-protocol/spdy-protocol-draft2">draft
-2</link> of SPDY protocol was implemented.
-</note>
-</para>
-
-<para>
-This module is not built by default, it should be enabled with
-the <literal>--with-http_spdy_module</literal>
-configuration parameter.
-</para>
-
-<para>
-<note>
 This module was superseded by the
 <link doc="ngx_http_v2_module.xml">ngx_http_v2_module</link> module
 in 1.9.5.
-</note>
-</para>
-
-</section>
-
-
-<section id="issues" name="Known Issues">
-
-<para>
-The module is experimental, caveat emptor applies.
-</para>
-
-<para>
-Current implementation of SPDY protocol does not support “server push”.
-</para>
-
-<para>
-In versions prior to 1.5.9, responses in SPDY connections could not be
-<link doc="ngx_http_core_module.xml" id="limit_rate">rate limited</link>.
-</para>
-
-<para>
-Buffering of a client request body cannot be disabled
-regardless of
-<link doc="ngx_http_proxy_module.xml" id="proxy_request_buffering"/>,
-<link doc="ngx_http_fastcgi_module.xml" id="fastcgi_request_buffering"/>,
-<link doc="ngx_http_uwsgi_module.xml" id="uwsgi_request_buffering"/>, and
-<link doc="ngx_http_scgi_module.xml" id="scgi_request_buffering"/>
-directive values.
-</para>
-
-</section>
-
-
-<section id="example" name="Example Configuration">
-
-<para>
-<example>
-server {
-    listen 443 ssl spdy;
-
-    ssl_certificate server.crt;
-    ssl_certificate_key server.key;
-    ...
-}
-</example>
-<note>
-Note that in order to accept both
-<link doc="ngx_http_ssl_module.xml">HTTPS</link> and SPDY connections
-simultaneously on the same port,
-<link url="http://www.openssl.org">OpenSSL</link> library used should support
-“Next Protocol Negotiation” TLS extension, available since OpenSSL
-version 1.0.1.
-</note>
-</para>
-
-</section>
-
-
-<section id="directives" name="Directives">
-
-<directive name="spdy_chunk_size">
-<syntax><value>size</value></syntax>
-<default>8k</default>
-<context>http</context>
-<context>server</context>
-<context>location</context>
-<appeared-in>1.5.9</appeared-in>
-
-<para>
-Sets the maximum size of chunks
-into which the response body is
-<link url="http://www.chromium.org/spdy/spdy-protocol/spdy-protocol-draft2#TOC-Data-frames">
-sliced</link>.
-A too low value results in higher overhead.
-A too high value impairs prioritization due to
-<link url="http://en.wikipedia.org/wiki/Head-of-line_blocking">
-HOL blocking</link>.
-</para>
-
-</directive>
-
-
-<directive name="spdy_headers_comp">
-<syntax><value>level</value></syntax>
-<default>0</default>
-<context>http</context>
-<context>server</context>
-
-<para>
-Sets the header compression <value>level</value> of a response in a range from
-1 (fastest, less compression) to 9 (slowest, best compression).
-The special value 0 turns off the header compression.
-</para>
-
-</directive>
-
-</section>
-
-
-<section id="variables" name="Embedded Variables">
-
-<para>
-The <literal>ngx_http_spdy_module</literal> module
-supports the following embedded variables:
-<list type="tag" compact="no">
-
-<tag-name id="var_spdy"><var>$spdy</var></tag-name>
-<tag-desc>
-SPDY protocol version for SPDY connections,
-or an empty string otherwise;
-</tag-desc>
-
-<tag-name id="var_spdy_request_priority"><var>$spdy_request_priority</var>
-</tag-name>
-<tag-desc>
-request priority for SPDY connections,
-or an empty string otherwise.
-</tag-desc>
-
-</list>
 </para>
 
 </section>