配置ssh免密登陆:客户端主机通过redhat用户基于秘钥验证方式进行远程连接服务器的root用户
服务器root用户:[root@localhost~]#ifconfigens160:flags=4163mtu1500inet192.168.146.128netmask255.255.255.0broadcast192.168.146.255inet6fe80::20c:29ff:fe2c:de8prefixlen64scopeid0x20ether00:0c:29:2c:0d:e8txque