本人oracle菜青虫一只，所以上网查了一堆，什么呢监听配置啦，
文件内容如下
客户端：tnsnames.ora文件内容：
# tnsnames.ora Network Configuration File: C:\app\gfl\product\11.2.0\client_1\NETWORK\ADMIN\tnsnames.ora
# Generated by Oracle configuration tools.
CLREXTPROC =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 127.0.0.1)(PORT = 1521))
)
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = CLRExtProc.127.0.0.1)
)
)
客户端listener.ora文件内容：
# listener.ora Network Configuration File: C:\app\gfl\product\11.2.0\client_1\NETWORK\ADMIN\listener.ora
# Generated by Oracle configuration tools.
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(GLOBAL_DBNAME = Oracle11g)
(ORACLE_HOME = C:\app\gfl\product\11.2.0\client_1)
(SID_NAME = CLRExtProc)
)
)
LISTENER =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = gfl-PC)(PORT = 1521))
)
ADR_BASE_LISTENER = C:\app\gfl\product\11.2.0\client_1\log
客户端sqlnet.ora文件内容：
# sqlnet.ora Network Configuration File: C:\app\gfl\product\11.2.0\client_1\network\admin\sqlnet.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)
服务端listener.ora文件内容：
# listener.ora Network Configuration File: E:\app\gfl\product\11.2.0\dbhome_1\NETWORK\ADMIN\listener.ora
# Generated by Oracle configuration tools.
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(SID_NAME = CLRExtProc)
(ORACLE_HOME = E:\app\gfl\product\11.2.0\dbhome_1)
(PROGRAM = extproc)
(ENVS = "EXTPROC_DLLS=ONLY:E:\app\gfl\product\11.2.0\dbhome_1\bin\oraclr11.dll")
)
(SID_DESC =
(GLOBAL_DBNAME = Oracle11g)
(ORACLE_HOME = E:\app\gfl\product\11.2.0\dbhome_1)
(SID_NAME = CLRExtProc)
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = gfl-PC)(PORT = 1521))
)
)
ADR_BASE_LISTENER = E:\app\gfl
服务端sqlnet.ora文件内容：
# sqlnet.ora Network Configuration File: E:\app\gfl\product\11.2.0\dbhome_1\network\admin\sqlnet.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)
服务端文件内容： tnsnames.ora
# tnsnames.ora Network Configuration File: E:\app\gfl\product\11.2.0\dbhome_1\network\admin\tnsnames.ora
# Generated by Oracle configuration tools.
LISTENER_ORCL =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 127.0.0.1)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = orcl)
)
)
ORACLR_CONNECTION_DATA =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
(CONNECT_DATA =
(SID = CLRExtProc)
(PRESENTATION = RO)
)
)
CLREXTPROC =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 127.0.0.1)(PORT = 1521))
)
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = CLRExtProc.127.0.0.1)
)
)
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(GLOBAL_DBNAME = ORCL)
(ORACLE_HOME = E:\app\gfl\product\11.2.0\dbhome_1)
(SID_NAME = ORCL)
)
)
plsql developer登陆的信息：
username：SYSTEM
password：manager
database：ocrl
connect as：normal
登入失败显示以上错误，请大神予以指教。
