LISTENER.ORA对文件内写法比较敏感,改动这个文件的时候最好有个备份.

# listener.ora Network Configuration File: /home/oracle/oracle/product/10.2.0/db_1/network/admin/listener.ora
# Generated by Oracle configuration tools.

SID_LIST_LISTENER =
  (SID_LIST =
    (SID_DESC =
      (SID_NAME = PLSExtProc)
      (ORACLE_HOME = /home/oracle/oracle/product/10.2.0/db_1)
      (PROGRAM = extproc)
    )
  )

LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.0.100)(PORT = 1521))
    )
)

[oracle@ly admin]$ lsnrctl start

LSNRCTL for Linux: Version 10.2.0.1.0 - Production on 30-JUL-2008 06:44:57

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

Starting /home/oracle/oracle/product/10.2.0/db_1/bin/tnslsnr: please wait...

TNSLSNR for Linux: Version 10.2.0.1.0 - Production
System parameter file is /home/oracle/oracle/product/10.2.0/db_1/network/admin/listener.ora
Log messages written to /home/oracle/oracle/product/10.2.0/db_1/network/log/listener.log
TNS-01150: The address of the specified listener name is incorrect

Listener failed to start. See the error message(s) above...

[oracle@ly admin]$ ls
listener.ora  samples  shrept.lst  sqlnet.ora  tnsnames.ora
[oracle@ly admin]$ vi listener.ora
[oracle@ly admin]$ lsnrctl reload

LSNRCTL for Linux: Version 10.2.0.1.0 - Production on 30-JUL-2008 06:46:44

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

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=192.168.0.100)(PORT=1521)))
The command completed successfully