[oracle@lidar ~]$ lsnrctl services

LSNRCTL for Linux: Version 11.2.0.2.0 - Production on 08-JUL-2011 12:53:25

Copyright (c) 1991, 2010, Oracle.  All rights reserved.

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521)))
Services Summary...
Service "orcl" has 1 instance(s).
  Instance "orcl", status READY, has 1 handler(s) for this service...
    Handler(s):
      "DEDICATED" established:8 refused:0 state:ready
         LOCAL SERVER
Service "orclXDB" has 1 instance(s).
  Instance "orcl", status READY, has 1 handler(s) for this service...
    Handler(s):
      "D000" established:0 refused:0 current:0 max:1022 state:ready
         DISPATCHER <machine: lidar, pid: 3428>
         (ADDRESS=(PROTOCOL=tcp)(HOST=lidar)(PORT=61648))
The command completed successfully