Connection to 192.168.10.20 closed.
[root@localhost ~]# ssh 192.168.10.88
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@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
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IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that the RSA host key has just been changed.
The fingerprint for the RSA key sent by the remote host is
b6:0c:41:43:60:79:eb:05:9e:c9:72:1d:a0:41:9a:50.
Please contact your system administrator.
Add correct host key in /root/.ssh/known_hosts to get rid of this message.
Offending key in /root/.ssh/known_hosts:5
RSA host key for 192.168.10.88 has changed and you have requested strict checking.
Host key verification failed.
1.在客戶端執行下述指令即可 #mv /root/.ssh/known_hosts /tmp
2.當然也可以直接編輯known_hosts文件,把里面與所要連接IP(192.168.10.20)相關的內容刪掉即可.