Address 192.168.1.108 maps to localhost, but this does not map back to the address - POSSIBLE BREAK-

一：问题描述

ssh作连接时： 
[root@localhost ~]# ssh -l xiangdong 192.168.1.108 
Address 192.168.1.108 maps to localhost,
but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT! 
xiangdong@192.168.1.108's password: 

一般是在配置无密码登录时引起的。

二：解决方法

修改本机ssh_config文件 

[root@h3 ~]# vim /etc/ssh/ssh_config 
GSSAPIAuthentication no 

--本篇文章转自：http://www.tuicool.com/articles/ABzemm