SSH登录报错：WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!
错误信息：
[root@centos network-scripts]# ssh 10.24.10.91
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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 ECDSA key sent by the remote host is
SHA256:rFgkIYXDdHigjYZxh52W0YI3JzjsU1QvkqcS2Vn/BoI.
Please contact your system administrator.
Add correct host key in /root/.ssh/known_hosts to get rid of this message.
Offending ECDSA key in /root/.ssh/known_hosts:3
ECDSA host key for 10.24.10.91 has changed and you have requested strict checking.
Host key verification failed.解决办法：
在客户端执行下述指令
vi ~/.ssh/known_hosts例如我的机子IP地址为：10.24.10.91
则把里面与所要连接IP(10.24.10.91)相关的内容删掉即可.