Oracle限制超级管理员用户远程登录

1、REMOTE_LOGIN_PASSWORDFILE=none
   SQLNET.AUTHENTICATION_SERVICES= none

oracle安装用户本地sqlplus “/ as sysdba”无法登录
非oracle安装用户本机sqlplus “sys/change_on_install as sysdba”无法登录
非oracle安装用户远程sqlplus “/ assysdba_on_install@sidas sysdba”无法登录

2、REMOTE_LOGIN_PASSWORDFILE=exclusive
   SQLNET.AUTHENTICATION_SERVICES= none

oracle安装用户本地sqlplus “/ as sysdba”无法登录
非oracle安装用户本机sqlplus “sys/change_on_install as sysdba”能登录
非oracle安装用户远程sqlplus “/ assysdba_on_install@sidas sysdba”能登录

3、REMOTE_LOGIN_PASSWORDFILE=none
   SQLNET.AUTHENTICATION_SERVICES= (NTS)

oracle安装用户本地sqlplus “/ as sysdba”能登录
非oracle安装用户本机sqlplus “sys/change_on_install as sysdba”无法登录
非oracle安装用户远程sqlplus “/ assysdba_on_install@sidas sysdba”无法登录

4、REMOTE_LOGIN_PASSWORDFILE=exclusive
   SQLNET.AUTHENTICATION_SERVICES= (NTS)

oracle安装用户本地sqlplus “/ as sysdba”能登录
非oracle安装用户本机sqlplus “sys/change_on_install as sysdba”能登录
非oracle安装用户远程sqlplus “/ assysdba_on_install@sidas sysdba”能登录