core: Note that http/1.1 cannot be excluded via Protocols directive (Bug 62543)

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1933770 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/docs/manual/mod/core.xml b/docs/manual/mod/core.xml
index f27cdb30b713ea411ada5821120fabeb1eee118f..52ecc770d01a2a0d37aa043044705c8046a2bb34 100644 (file)
--- a/docs/manual/mod/core.xml
+++ b/docs/manual/mod/core.xml
@@ -4215,6 +4215,14 @@ Protocols h2 http/1.1
         <p>It is safe to specify protocols that are unavailable/disabled. Such
         protocol names will simply be ignored.</p>
         
+        <note><title>Note</title>
+        <p>The <code>http/1.1</code> protocol is always available and
+            cannot be excluded by omitting it from this directive.
+            This directive controls which additional protocols are
+            available for negotiation, and, when used with
+            <directive>ProtocolsHonorOrder</directive>, their preference
+            order.</p></note>
+
         <p>Protocols specified in base servers are inherited for virtual hosts 
             only if the virtual host has no own Protocols directive. Or, the other
             way around, Protocols directives in virtual hosts replace any