因为未配置入站规则（没开端口）导致的局域网别人无法访问我的oracle

修改文件OracleApp\product\11.2.0\dbhome_1\NETWORK\ADMIN\linsener.ora

# listener.ora Network Configuration File: G:\programmmmm\OracleApp\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 = G:\programmmmm\OracleApp\product\11.2.0\dbhome_1)
      (PROGRAM = extproc)
      (ENVS = "EXTPROC_DLLS=ONLY:G:\programmmmm\OracleApp\product\11.2.0\dbhome_1\bin\oraclr11.dll")
    )
  )

LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
      (ADDRESS = (PROTOCOL = TCP)(HOST = 0.0.0.0)(PORT = 1521))
    )
  )

ADR_BASE_LISTENER = G:\programmmmm\OracleApp

 (ADDRESS = (PROTOCOL = TCP)(HOST = 0.0.0.0)(PORT = 1521))

这里的host原来是不是0.0.0.0 而是localhost 改成0.0.0.0 ，然后防火墙放开1521端口即可