This procedure describes connecting JConsole to Application Server without security enabled on the JMX Connector. By default, security is not enabled on Application Server for the developer profile.
Start the domain on appserver.sun.com.
Start JConsole by running JDK_HOME/bin/jconsole.
In the Connect to Agent tab of JConsole, enter user name, password, host name and port (8686, by default).
The user name refers to the administration user name and password refers to the administration password of the domain.
In the JConsole window you will see all your MBeans, VM information etc., in various tabs.