Quote Originally Posted by davey23uk
oh really?

Code:
LSNRCTL for Linux: Version 9.2.0.5.0 - Production on 17-OCT-2005 09:50:53

Copyright (c) 1991, 2002, Oracle Corporation.  All rights reserved.

Welcome to LSNRCTL, type "help" for information.

LSNRCTL> show listener
NL-00853: undefined show command "listener".  Try "help show"
perhaps try what you suggest in the future?

yes, ngdh is right,it is
LSNRCTL> show current_listener