To change hostname or ports in the WAS

Admin Console :

1. For the application server, select Servers > Application servers > application server > Ports
2.For the node agent, select System administration > Node agents >node agent > Ports
3.For the deployment manager, select System administration > Deployment manager > Ports

4.  If you changed the host names for the application server and node agent, update the node with the changes :
a: To stop Nodeagent & Application server
b: Sync the node
c: start the node agent and application server

5. If you changed the host names for the application server and node agent, update the node with the changes:
a:  Stop the node agent.     stopNode -profileName AppSrv01
b: Stop the node agent.
     stopNode -profileName AppSrv01
c: syncNode deployment_manager_host deployment_manager_Soap_port
d: Restart the node agent
e: Restart the application server

6. If you changed the host name for the deployment manager, restart the deployment manager to apply the changes

a: Stop the deployment manager.    stopManager -profileName DMgr01
b: Start the deployment manager.
    startManager -profileName DMgr01