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-rw-r--r--doc/manual/conntrack-tools.tmpl39
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diff --git a/doc/manual/conntrack-tools.tmpl b/doc/manual/conntrack-tools.tmpl
index b3f9617..08b5b95 100644
--- a/doc/manual/conntrack-tools.tmpl
+++ b/doc/manual/conntrack-tools.tmpl
@@ -592,6 +592,45 @@ Sync {
</sect3>
+<sect3 id="sync-redundant-link"><title>Redundant dedicated links</title>
+
+ <para>You can set redundant dedicated links without using bonding, you have
+ to configure as many redundant links as you want in the configuration file.
+ In case of failure of the master dedicated link, conntrackd failovers to one
+ of the backups. An example of this configuration is the following:
+ </para>
+
+ <programlisting>
+Sync {
+ Mode FTFW {
+ [...]
+ }
+ # default master dedicated link
+ UDP Default {
+ IPv4_address 192.168.2.1
+ IPv4_Destination_Address 192.168.2.2
+ Port 3780
+ Interface eth3
+ SndSocketBuffer 24985600
+ RcvSocketBuffer 24985600
+ Checksum on
+ }
+ # backup dedicated link
+ UDP {
+ IPv4_address 192.168.1.3
+ IPv4_Destination_Address 192.168.1.4
+ Port 3780
+ Interface eth2
+ SndSocketBuffer 24985600
+ RcvSocketBuffer 24985600
+ Checksum on
+ }
+ [...]
+}
+ </programlisting>
+
+</sect3>
+
</sect2>
<sect2 id="sync-trouble"><title>Troubleshooting</title>