Oracle10g监听配置

==================================================================================================
  当改变Listener的默认端口1521的时候，需要在tnsnames.ora里面进行修改，并且指定Oracle的local_listener
参数，才能实现监听的动态注册
  P.S  注册过程是通过后台进程PMON实现的
==================================================================================================
Last login: Wed Dec 27 15:14:39 2006 from 192.168.10.100

[oracle@vmrhel4 admin]$ cat listener.ora
# listener.ora Network Configuration File: /u01/app/oracle/product/10.2.1/network/admin/listener.ora
# Generated by Oracle configuration tools.

SID_LIST_LISTENER =
  (SID_LIST =
    (SID_DESC =
      (SID_NAME = PLSExtProc)
      (ORACLE_HOME = /u01/app/oracle/product/10.2.1)
      (PROGRAM = extproc)
    )
  )
--这里改变了默认的1521为1520
LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = TCP)(HOST = vmrhel4.localdomain)(PORT = 1520))
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC0))
    )
  )

--还没有更新tnsnames.ora
[oracle@vmrhel4 admin]$ cat tnsnames.ora
# tnsnames.ora Network Configuration File: /u01/app/oracle/product/10.2.1/network/admin/tnsnames.ora
# Generated by Oracle configuration tools.

EXTPROC_CONNECTION_DATA =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC0))
    )
    (CONNECT_DATA =
      (SID = PLSExtProc)
      (PRESENTATION = RO)
    )
  )


[oracle@vmrhel4 admin]$ lsnrctl start

LSNRCTL for Linux: Version 10.2.0.1.0 - Production on 27-DEC-2006 15:22:51

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

Starting /u01/app/oracle/product/10.2.1/bin/tnslsnr: please wait...

TNSLSNR for Linux: Version 10.2.0.1.0 - Production
System parameter file is /u01/app/oracle/product/10.2.1/network/admin/listener.ora
Log messages written to /u01/app/oracle/product/10.2.1/network/log/listener.log
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=vmrhel4.localdomain)(PORT=1520)))
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC0)))

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=vmrhel4.localdomain)(PORT=1520)))
STATUS of the LISTENER
------------------------
Alias                     LISTENER
Version                   TNSLSNR for Linux: Version 10.2.0.1.0 - Production
Start Date                27-DEC-2006 15:22:51
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/10.2.1/network/admin/listener.ora
Listener Log File         /u01/app/oracle/product/10.2.1/network/log/listener.log
Listening Endpoints Summary...
  (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=vmrhel4.localdomain)(PORT=1520)))
  (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC0)))
Services Summary...
Service "PLSExtProc" has 1 instance(s).
  Instance "PLSExtProc", status UNKNOWN, has 1 handler(s) for this service...
The command completed successfully

--启动数据库
[oracle@vmrhel4 admin]$ sqlplus '/ as sysdba'
[uniread] Loaded history (38 lines)

SQL*Plus: Release 10.2.0.1.0 - Production on Wed Dec 27 15:23:23 2006

Copyright (c) 1982, 2005, Oracle.  All rights reserved.

Connected to an idle instance.

idle> startup
ORACLE instance started.

Total System Global Area  205520896 bytes
Fixed Size                  1218532 bytes
Variable Size              67110940 bytes
Database Buffers          134217728 bytes
Redo Buffers                2973696 bytes
Database mounted.
Database opened.
idle> show parameter local_lis

NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
local_listener                       string
idle> exit
--没有设置local_listener参数
--这时候通过OracleNet登录，返回ORA-12560错误

=============进行相应的修改
Disconnected from Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production
With the Partitioning, OLAP and Data Mining options
[uniread] Saved history (41 lines)
[oracle@vmrhel4 admin]$ cat tnsnames.ora
# tnsnames.ora Network Configuration File: /u01/app/oracle/product/10.2.1/network/admin/tnsnames.ora
# Generated by Oracle configuration tools.

EXTPROC_CONNECTION_DATA =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC0))
    )
    (CONNECT_DATA =
      (SID = PLSExtProc)
      (PRESENTATION = RO)
    )
  )
--增加这句
LISTENER_NEW=(ADDRESS=(PROTOCOL=TCP)(HOST=192.168.10.150)(PORT=1520))


[oracle@vmrhel4 admin]$ sqlplus '/ as sysdba'
[uniread] Loaded history (41 lines)

SQL*Plus: Release 10.2.0.1.0 - Production on Wed Dec 27 15:25:27 2006

Copyright (c) 1982, 2005, Oracle.  All rights reserved.


Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production
With the Partitioning, OLAP and Data Mining options

sys@TESTDB> show parameter local_lis

NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
local_listener                       string
sys@TESTDB> alter system set local_listener='listener_new';

System altered.

sys@TESTDB> show parameter local_lis

NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
local_listener                       string      listener_new

--可以看到动态注册
sys@TESTDB> !lsnrctl status
LSNRCTL for Linux: Version 10.2.0.1.0 - Production on 27-DEC-2006 15:25:56

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

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=vmrhel4.localdomain)(PORT=1520)))
STATUS of the LISTENER
------------------------
Alias                     LISTENER
Version                   TNSLSNR for Linux: Version 10.2.0.1.0 - Production
Start Date                27-DEC-2006 15:22:51
Uptime                    0 days 0 hr. 3 min. 5 sec
Trace Level               off
Security                  ON: Local OS Authentication
SNMP                      OFF
Listener Parameter File   /u01/app/oracle/product/10.2.1/network/admin/listener.ora
Listener Log File         /u01/app/oracle/product/10.2.1/network/log/listener.log
Listening Endpoints Summary...
  (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=vmrhel4.localdomain)(PORT=1520)))
  (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC0)))
Services Summary...
Service "PLSExtProc" has 1 instance(s).
  Instance "PLSExtProc", status UNKNOWN, has 1 handler(s) for this service...
Service "TESTDB.VMRHEL4" has 1 instance(s).
  Instance "TESTDB", status READY, has 1 handler(s) for this service...
Service "TESTDBXDB.VMRHEL4" has 1 instance(s).
  Instance "TESTDB", status READY, has 1 handler(s) for this service...
Service "TESTDB_XPT.VMRHEL4" has 1 instance(s).
  Instance "TESTDB", status READY, has 1 handler(s) for this service...
The command completed successfully