ssh登录不上别人的机器

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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 a host key has just been changed.
The fingerprint for the RSA key sent by the remote host is

Please contact your system administrator.
Add correct host key in /home/XXX/.ssh/known_hosts to get rid of this message.
Offending RSA key in /home/XXX/.ssh/known_hosts:2
RSA host key for 192.168.10.229 has changed and you have requested strict checking.

Host key verification failed.

只要删除/home/XXX/.ssh/known_hosts这个文件就行了