TNSPING 可以，但 sqlplus 给出 ORA-12154?

... but if I try to connect using TNSNAMES like this ...

sqlplus EST/EST@ORCL

...我明白...

ORA-12154: TNS:could not resolve the connect identifier specified

TNSPING 工作正常

C:Documents and Settingsuser1>tnsping ORCL

TNS Ping Utility for 64-bit Windows: Version 11.2.0.1.0 - Production on 12-NOV-2013 12:41:14

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

Used parameter files:
E:appAdministratorproduct11.2.0dbhome_2
etworkadminsqlnet.ora


Used TNSNAMES adapter to resolve the alias
Attempting to contact (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.10.15)(PORT = 1521)) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = ORCL))
)
OK (20 msec)

监听器看起来像这样:

C:Documents and Settingsuser1>lsnrctl services

LSNRCTL for 64-bit Windows: Version 11.2.0.1.0 - Production on 14-NOV-2013 12:02:59

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
Service "orcl" has 1 instance(s).
  Instance "orcl", status READY, has 1 handler(s) for this service...
    Handler(s):
      "DEDICATED" established:55 refused:0 state:ready
         LOCAL SERVER
Service "orclXDB" has 1 instance(s).
  Instance "orcl", status READY, has 1 handler(s) for this service...
    Handler(s):
      "D000" established:0 refused:0 current:0 max:1022 state:ready
         DISPATCHER <machine: MARIEL, pid: 2400>
         (ADDRESS=(PROTOCOL=tcp)(HOST=mariel)(PORT=1045))
The command completed successfully

还有这个

C:Documents and Settingsuser1>lsnrctl status

LSNRCTL for 64-bit Windows: Version 11.2.0.1.0 - Production on 14-NOV-2013 12:29:21

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 64-bit Windows: Version 11.2.0.1.0 - Production
Start Date                14-NOV-2013 11:41:10
Uptime                    0 days 0 hr. 48 min. 11 sec
Trace Level               off
Security                  ON: Local OS Authentication
SNMP                      OFF
Listener Parameter File   E:appAdministratorproduct11.2.0dbhome_2
etworkadminlistener.ora
Listener Log File         e:appadministratordiag	nslsnrmariellisteneralertlog.xml
Listening Endpoints Summary...
  (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(PIPENAME=\.pipeEXTPROC1521ipc)))
  (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=192.168.10.15)(PORT=1521)))
Services Summary...
Service "CLRExtProc" has 1 instance(s).
  Instance "CLRExtProc", status UNKNOWN, has 1 handler(s) for this service...
Service "orcl" has 1 instance(s).
  Instance "orcl", status READY, has 1 handler(s) for this service...
Service "orclXDB" has 1 instance(s).
  Instance "orcl", status READY, has 1 handler(s) for this service...
The command completed successfully

<小时>

这里是各种配置文件:

# listener.ora Network Configuration File: E:appAdministratorproduct11.2.0dbhome_2
etworkadminlistener.ora
# Generated by Oracle configuration tools.

SID_LIST_LISTENER =
  (SID_LIST =
    (SID_DESC =
      (SID_NAME = CLRExtProc)
      (ORACLE_HOME = E:appAdministratorproduct11.2.0dbhome_2)
      (PROGRAM = extproc)
      (ENVS = "EXTPROC_DLLS=ONLY:E:appAdministratorproduct11.2.0dbhome_2inoraclr11.dll")
    )
  )

LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
      (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.10.15)(PORT = 1521))
    )
  )

ADR_BASE_LISTENER = E:appAdministrator

# tnsnames.ora Network Configuration File: E:appAdministratorproduct11.2.0dbhome_2
etworkadmin	nsnames.ora
# Generated by Oracle configuration tools.

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

ORCL =
  (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.10.15)(PORT = 1521))
    (CONNECT_DATA =
      (SERVER = DEDICATED)
      (SERVICE_NAME = ORCL)
    )
  )

# sqlnet.ora Network Configuration File: E:appAdministratorproduct11.2.0dbhome_2
etworkadminsqlnet.ora
# Generated by Oracle configuration tools.

# This file is actually generated by netca. But if customers choose to 
# install "Software Only", this file wont exist and without the native 
# authentication, they will not be able to connect to the database on NT.

SQLNET.AUTHENTICATION_SERVICES= (NTS)

NAMES.DIRECTORY_PATH= (TNSNAMES, EZCONNECT)