I also see: 2008-11-24 17:08:34,990 DEBUG [jgroups.protocols.FD] - heartbeat missing from 10.10.81.92:34144 (number=0) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4191943#4191943 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4191943