# tnsnames.ora Network Configuration File: C:\Oracle11g\product\11.2.0\dbhome_1\network\admin\tnsnames.ora
# Generated by Oracle configuration tools.

ORACLE11G =
  (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521))
    (CONNECT_DATA =
      (SERVER = DEDICATED)
      (SERVICE_NAME = oracle11g)
    )
  )

ORACLR_CONNECTION_DATA =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
    )
    (CONNECT_DATA =
      (SID = CLRExtProc)
      (PRESENTATION = RO)
    )
  )

C:\Windows\system32>tnsping ORCL;

TNS Ping Utility for 32-bit Windows: Version 11.2.0.1.0 - Production on 22-JUL-2013 00:52:10

Copyright (c) 1997, 2010, Oracle.  All rights reserved.

Used parameter files:
C:\Oracle11g\product\11.2.0\dbhome_1\network\admin\sqlnet.ora

TNS-03505: Failed to resolve name

C:\Windows\system32>

C:\Windows\system32>lsnrctl services listener

LSNRCTL for 32-bit Windows: Version 11.2.0.1.0 - Production on 22-JUL-2013 01:09

Copyright (c) 1991, 2010, Oracle.  All rights reserved.

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521)))
Services Summary...
Service "CLRExtProc" has 1 instance(s).
  Instance "CLRExtProc", status UNKNOWN, has 1 handler(s) for this service...
    Handler(s):
      "DEDICATED" established:0 refused:0
         LOCAL SERVER
The command completed successfully

C:\Windows\system32>

C:\Windows\system32>tnsping oracle11g

TNS Ping Utility for 32-bit Windows: Version 11.2.0.1.0 - Production on 22-JUL-2013 01:20:14

Copyright (c) 1997, 2010, Oracle.  All rights reserved.

Used parameter files:
C:\Oracle11g\product\11.2.0\dbhome_1\network\admin\sqlnet.ora


Used TNSNAMES adapter to resolve the alias
Attempting to contact (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521)) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = oracle11g)))
OK (3060 msec)

C:\Windows\system32>

C:\Windows\system32>lsnrctl status

LSNRCTL for 32-bit Windows: Version 11.2.0.1.0 - Production on 22-JUL-2013 01:23:26

Copyright (c) 1991, 2010, Oracle.  All rights reserved.

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521)))
STATUS of the LISTENER
------------------------
Alias                     LISTENER
Version                   TNSLSNR for 32-bit Windows: Version 11.2.0.1.0 - Production
Start Date                22-JUL-2013 00:38:17
Uptime                    0 days 0 hr. 45 min. 10 sec
Trace Level               off
Security                  ON: Local OS Authentication
SNMP                      OFF
Listener Parameter File   C:\Oracle11g\product\11.2.0\dbhome_1\network\admin\listener.ora
Listener Log File         c:\oracle11g\diag\tnslsnr\LGC12WIN7DR-L\listener\alert\log.xml
Listening Endpoints Summary...
  (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(PIPENAME=\\.\pipe\EXTPROC1521ipc)))
  (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=127.0.0.1)(PORT=1521)))
Services Summary...
Service "CLRExtProc" has 1 instance(s).
  Instance "CLRExtProc", status UNKNOWN, has 1 handler(s) for this service...
The command completed successfully

C:\Windows\system32>