Wolf-Dieter Fink [http://community.jboss.org/people/wdfink] created the discussion "Re: javax.naming.CommunicationException" To view the discussion, visit: http://community.jboss.org/message/600009#600009 -------------------------------------------------------------- If nothing was changed, and you jmx looks like! You should use 'jnp://localhost:1099' or 'localhost:1099' works also. How do you start JBoss, did you use a different binding with -b option? Does your client start on the same system that you can use localhost? -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/600009#600009] Start a new discussion in JNDI and Naming at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]