WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!
rac1-> ssh rac3 cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@ 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
bf:85:07:a0:4b:aa:34:8e:d7:f4:b1:83:62:85:ec:25.
Please contact your system administrator.
Add correct host key in /export/home/oracle/.ssh/known_hosts to get rid of this message.
Offending key in /export/home/oracle/.ssh/known_hosts:5
RSA host key for rac3 has changed and you have requested strict checking.
Host key verification failed.
please like this
rac1-> vi ~/.ssh/known_hosts
delete the content about rac3
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