Thank you very much, PeterJ! I hava downloaded the documents about jboss4.0.2. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4069448#4069448 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4069448