Add ttl parameter to sample config

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13803 d0543943-73ff-0310-b7d9-9358b9ac24b2

conf/autoload_configs/event_multicast.conf.xml

@@ -3,6 +3,7 @@
     <param name="address" value="225.1.1.1"/>
     <param name="port" value="4242"/>
     <param name="bindings" value="all"/>
+    <param name="ttl" value="1"/>
   </settings>
 </configuration>