oops forgot to commit this ages ago, bit on binding to IPv6 and Linux docs

git-svn-id: svn://svn.powerdns.com/pdns/trunk/pdns@3041 d19b8d6e-7fed-0310-83ef-9ca221ded41b

diff --git a/pdns/docs/pdns.xml b/pdns/docs/pdns.xml
index 155cb7945439e8a2fd56ae9f4975e1bd960e24cd..8ed1dda76d95ebec7cda2f52362c9c4f9073823a 100644 (file)
--- a/pdns/docs/pdns.xml
+++ b/pdns/docs/pdns.xml
@@ -11265,6 +11265,14 @@ mysql> ALTER TABLE tsigkeys MODIFY algorithm VARCHAR(50);
                If you are coming from 2.9.x, please also read <xref linkend="from2.9to3.0" /> and <xref linkend="from3.0to3.1" />.
        </para>
     </note>
+    <para>
+      Previously, on Linux, if the PowerDNS Authoritative Server was configured to bind to the IPv6 address ::, the server would answer
+      questions that came in via IPv6 *and* IPv4. 
+    </para>
+    <para>
+      As of 3.2, binding to :: on Linux now does the same thing as binding to :: on other operating systems: perform IPv6 service. To continue
+      the old behaviour, use 'local-address=0.0.0.0' and 'local-ipv6=::'. 
+    </para>
     <para>
        3.2 again involves some SQL schema changes, to make sure 'ordername' is ordered correctly for NSEC generation. For MySQL:
        <screen>