Just a thought. How are you starting JBossAS? Do you open a command prompt, cd to the bin directory, and then enter "run"? Or are you double-clicking the run.bat file? Also, are you by any chance closing the command prompt window after JBossAS has started? Also, after JBossAS has started, what is the output from running: netstat -abn View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4122327#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...