Hi, I am sorry I did not find any UseJK param in jboss-service.xml under jboss-web-cluster.sar directory. Thanks, Naren View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4150132#4150132 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4150132