ssh问题的解决

jiumu@ubuntu:~/openwrtl$ scp /bin/ar71xx/packages/base/kmod-spi-gpio-gm8142_3.
10.49-1_ar71xx.ipk scws@10.0.11.110:/op
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@    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
34:d8:32:71:ed:20:e1:0b:1b:13:5c:ab:80:ac:c2:b5.
Please contact your system administrator.
Add correct host key in /home/jiumu/.ssh/known_hosts to get rid of this 
message.
Offending key in /home/jiumu/.ssh/known_hosts:2
RSA host key for 10.0.11.110 has changed and you have requested strict 
checking.
Host key verification failed.

lost connection

解决方法：rm -rf ~/.ssh/known_hosts