How to migrate the listeners services from 10g to 11g ?
Note : If you attempt to create a new listener from the new Oracle home first,and use the same name and port as the old listener, then Oracle Net Configuration Assistant returns an error.
Previous versions of the listener are not supported for use with an Oracle Database 11g database.
But, it is possible to use the new version of the listener with previous versions of Oracle Database.
It's a two-step procedure.
- Remove old listener using Oracle Net Configuration Assistant from the old Oracle home.
- Now run Oracle Net Configuration Assistant again from the new Oracle Database 11g db home to create a new listener.
Note : If you attempt to create a new listener from the new Oracle home first,and use the same name and port as the old listener, then Oracle Net Configuration Assistant returns an error.