SID_LIST_LISTENER =
  (SID_LIST =
    (SID_DESC =
      (SID_NamE = CLRExtProc)
      (ORACLE_HOME = D:\Oracle\product\11.2.0\dbhome_1)
      (PROGRAM = extproc)
      (envS = "EXTPROC_DLLS=ONLY:D:\Oracle\product\11.2.0\dbhome_1\bin\oraclr11.dll")
    )
  )

LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      **(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521)) //加入这部分**
      (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521))
    )
  )

ADR_BASE_LISTENER = D:\Oracle

LISTENER_ORCL =
  (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521))

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

ORCL =
  (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521))
    (CONNECT_DATA =
      (SERVER = DEDICATED)
      **(SERVICE_NAME = orcl) //记下这部分**
    )
  )