Remove comment referencing LazyLeaf.

[irc/rqf/shadowircd.git] / doc / sgml / oper-guide / config.sgml

diff --git a/doc/sgml/oper-guide/config.sgml b/doc/sgml/oper-guide/config.sgml
index a5ae1df08dbb0a991c012ad7324a5bf822facea2..fc44fb73e730435b9a21b85f605dd8d7f465937f 100644 (file)
--- a/doc/sgml/oper-guide/config.sgml
+++ b/doc/sgml/oper-guide/config.sgml
@@ -549,8 +549,6 @@ connect "<replaceable>name</replaceable>" {
            <listitem>
              <para>The hostname or IP to connect to.</para>
              <note><para>
-               Charybdis uses solely DNS for all hostname/address lookups
-               (no <filename>/etc/hosts</filename> or anything else).
                Furthermore, if a hostname is used, it must have an A or AAAA
                record (no CNAME) and it must be the primary
                hostname for inbound connections to work.
@@ -1094,6 +1092,28 @@ service {
        </variablelist>
       </sect2>
     </sect1>
+    <sect1>
+      <title>Hostname resolution (DNS)</title>
+      <para>
+       Charybdis uses solely DNS for all hostname/address lookups
+       (no <filename>/etc/hosts</filename> or anything else).
+       The DNS servers are taken from <filename>/etc/resolv.conf</filename>.
+       If this file does not exist or no valid IP addresses are listed in it,
+       the local host (127.0.0.1) is used. (Note that the latter part
+       did not work in older versions of Charybdis.)
+      </para>
+      <para>
+       IPv4 as well as IPv6 DNS servers are supported, but it is not
+       possible to use both IPv4 and IPv6 in
+       <filename>/etc/resolv.conf</filename>.
+      </para>
+      <para>
+       For both security and performance reasons, it is recommended
+       that a caching nameserver such as BIND be run on the same machine
+       as Charybdis and that <filename>/etc/resolv.conf</filename> only
+       list 127.0.0.1.
+      </para>
+    </sect1>
   </chapter>
 <!-- Keep this comment at the end of the file
 Local variables: