Why do you only want one node to be active at once? How would it harm your application it both were active? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4006445#4006445 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4006445