I used netstat -o but it did not show port 4445 was used. I noticed that port 4445 was defined in the jboss-service.xml out-of-the-box. I also added ReservedPorts to the registry with value 4445-4445. After rebooting the machine, I am still getting the same error. Any ideas? Thanks. | <mbean code="org.jboss.invocation.pooled.server.PooledInvoker" | name="jboss:service=invoker,type=pooled"> | <attribute name="NumAcceptThreads">1</attribute> | <attribute name="MaxPoolSize">300</attribute> | <attribute name="ClientMaxPoolSize">300</attribute> | <attribute name="SocketTimeout">60000</attribute> | <attribute name="ServerBindAddress">${jboss.bind.address}</attribute> | <attribute name="ServerBindPort">4445</attribute> | <attribute name="ClientConnectAddress">${jboss.bind.address}</attribute> | <attribute name="ClientConnectPort">0</attribute> | <attribute name="ClientRetryCount">1</attribute> | <attribute name="EnableTcpNoDelay">false</attribute> | | <!-- Customized socket factory attributes | <attribute name="ClientSocketFactoryName">custom.client.factory</attribute> | <attribute name="ServerSocketFactoryName">custom.server.factory</attribute> | <attribute name="SslDomain">java:/jaas/pooledInvoker</attribute> | --> | <depends optional-attribute-name="TransactionManagerService">jboss:service=TransactionManager</depends> | </mbean> | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4074895#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...