Either set it to 0, or omit the parameter altogether. You could use TCPGOSSIP or FILE_PING instead of TCPPING. View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4229190#4229190 Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&p=4229190