sqlplus 登陆远程oracle主机

D:\oraclexe\app\oracle\product\10.2.0\server\NETWORK\ADMIN

tnsnames.ora

XE =

  (DESCRIPTION =

    (ADDRESS = (PROTOCOL = TCP)(HOST = spark)(PORT = 1521))

    (CONNECT_DATA =

      (SERVER = DEDICATED)

      (SERVICE_NAME = XE)

    )

  )



ORA254 =

(DESCRIPTION =

	(ADDRESS_LIST =

	  (ADDRESS = (PROTOCOL = TCP)(HOST = server-name)(PORT = 1521))

	)

	(CONNECT_DATA =

	  (SID = Test)

	)

)

EXTPROC_CONNECTION_DATA =

  (DESCRIPTION =

    (ADDRESS_LIST =

      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC_FOR_XE))

    )

    (CONNECT_DATA =

      (SID = PLSExtProc)

      (PRESENTATION = RO)

    )

  )



ORACLR_CONNECTION_DATA = 

  (DESCRIPTION = 

    (ADDRESS_LIST = 

      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC_FOR_XE)) 

    ) 

    (CONNECT_DATA = 

      (SID = CLRExtProc) 

      (PRESENTATION = RO) 

    ) 

  ) 

　　ORA254为新增加的主机配置信息：

打开sqlplus 输入：

 CONNECT SYS@ORA254 AS SYSDBA

密码:***

连接成功。

诊断：使用tnsping命令。 cmd ->

$ tnsping ora254

output:

TNS Ping Utility for 32-bit Windows: Version 10.2.0.1.0 - Production on 22-9月 -

2011 14:03:43

Copyright (c) 1997, 2005, Oracle.  All rights reserved.

已使用的参数文件:

D:\oraclexe\app\oracle\product\10.2.0\server\network\admin\sqlnet.ora

已使用 TNSNAMES 适配器来解析别名

Attempting to contact (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)

(HOST = server-PC)(PORT = 1521))) (CONNECT_DATA = (SID = Test)))

OK (20 毫秒)