1. login as oracle user
ubs@ubs-desktop:~$ sudo su – root
root@ubs-desktop:~# su – oracle
2. startup lsnrctl
oracle@ubs-desktop:~$ lsnrctl start
LSNRCTL for Linux: Version 11.1.0.6.0 – Production on 04-JAN-2010 09:24:04
Copyright (c) 1991, 2007, Oracle. All rights reserved.
Starting /u01/app/oracle/product/11.1.0/db_1/bin/tnslsnr: please wait…
TNSLSNR for Linux: Version 11.1.0.6.0 – Production
System parameter file is /u01/app/oracle/product/11.1.0/db_1/network/admin/listener.ora
Log messages written to /u01/app/oracle/diag/tnslsnr/ubs-desktop/listener/alert/log.xml
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=ubs-desktop)(PORT=1521)))
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1521)))
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=ubs-desktop)(PORT=1521)))
STATUS of the LISTENER
————————
Alias LISTENER
Version TNSLSNR for Linux: Version 11.1.0.6.0 – Production
Start Date 04-JAN-2010 09:24:06
Uptime 0 days 0 hr. 0 min. 0 sec
Trace Level off
Security ON: Local OS Authentication
SNMP OFF
Listener Parameter File /u01/app/oracle/product/11.1.0/db_1/network/admin/listener.ora
Listener Log File /u01/app/oracle/diag/tnslsnr/ubs-desktop/listener/alert/log.xml
Listening Endpoints Summary…
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=ubs-desktop)(PORT=1521)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1521)))
The listener supports no services
The command completed successfully
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