리눅스를 다시 깔았는데욤 ssh 가.. ㅜㅜ

공부를 하기 위해서 리눅스 서버를 다시 깔고

인터넷 설정 뭐 그런거 다 해주고

(인터넷은 돌아감 ping도 정상)

클라이언트에서 ssh로 접속할려니까

@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@    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
1f:8a:79:20:b9:98:e9:5e:f1:2b:e7:a1:b8:d3:af:92.
Please contact your system administrator.
Add correct host key in /home/Administrator/.ssh/known_hosts to get rid of this
message.
Offending key in /home/Administrator/.ssh/known_hosts:1
RSA host key for 203.255.10.39 has changed and you have requested strict checkin
g.
Host key verification failed.

이렇게 뜹니다

cygwin을 통해서 접속 시도했구요

물론 서버에서 데몬은 실행하고 있구요

좀 도와주세요