既然扯到listener就研究下巴

$ lsnrctl status

LSNRCTL for HPUX: Version 10.2.0.1.0 - Production on 28-JUN-2008 22:13:56

Copyright (c) 1991, 2005, Oracle.  All rights reserved.

Connecting to (ADDRESS=(PROTOCOL=tcp)(HOST=)(PORT=1521))
STATUS of the LISTENER
------------------------
Alias                     LISTENER
Version                   TNSLSNR for HPUX: Version 10.2.0.1.0 - Production
Start Date                28-JUN-2008 22:00:01
Uptime                    0 days 0 hr. 13 min. 54 sec
Trace Level               off
Security                  ON: Local OS Authentication
SNMP                      OFF
Listener Log File         /var/app/oracle/network/log/listener.log
Listening Endpoints Summary...
  (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=hp12345)(PORT=1521)))
Services Summary...
Service "test1" has 1 instance(s).
  Instance "test1", status READY, has 1 handler(s) for this service...
Service "test1XDB" has 1 instance(s).
  Instance "test1", status READY, has 1 handler(s) for this service...
Service "test1_XPT" has 1 instance(s).
  Instance "test1", status READY, has 1 handler(s) for this service...
The command completed successfully