用ssh登錄一個機器（換過ip地址），提示輸入yes后，屏幕不斷出現y，只有按ctrl + c結束

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錯誤是：The authenticity of host 192.168.0.xxx can't be established.

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以前和同事碰到過這個問題，解決了，沒有記錄，這次又碰到了不知道怎么處理，還好有QQ聊天記錄，查找到一下，找到解決方案：

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執行ssh? -o StrictHostKeyChecking=no? 192.168.0.xxx　就OK

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網址是：

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http://blog.ossxp.com/2010/04/1026/

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記一下，防止又忘記了，又快到3點了，無數個不眠之夜啊。

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2011/10/11

某天機器又改IP了，ssh后，報：

mmt@FS01:~$ ssh ?-o StrictHostKeyChecking=no ?192.168.0.130
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@ ? ?WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! ? ? @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
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
fe:d6:f8:59:03:a5:de:e8:29:ef:3b:26:6e:3d:1d:4b.
Please contact your system administrator.
Add correct host key in /home/mmt/.ssh/known_hosts to get rid of this message.
Offending key in /home/mmt/.ssh/known_hosts:38
Password authentication is disabled to avoid man-in-the-middle attacks.
Keyboard-interactive authentication is disabled to avoid man-in-the-middle attacks.
Permission denied (publickey,password).

?注意這句

Add correct host key in /home/mmt/.ssh/known_hosts to get rid of this message.

執行：

mv??/home/mmt/.ssh/known_hosts?known_hosts.bak

再連：

ssh ?-o StrictHostKeyChecking=no ?192.168.0.130

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OK了!

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