WARNING: REMOTE HOST IDENTIFICA

每次登录都会出现这个问题解决办法：

1.先cat一下家目录的.ssh/know_hosts

cat ~/.ssh/known_hosts

112.74.83.** ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAtUPPN9/AVGlK8BQcEtMYS/jcids9h0c1qTJeryqFNNc8JQJEbnkokg7qptj4UIW3FAnc3+5qURGDMtoDn0NelHy3ZicV6GxuQ3ShoF8OXSRFYchL1i5rvsLEtneNLNA1CVPQgeBiiSPyVtJUqXHnWFRpGDB8gIjqHaXRy2/HTRsSxinhFUKMyX5TC2TFV+rdU3tw78Ulp3AeTvngqxdb3YeUkyKTv8W66RRktCYIL9QUGbTUmTFHKQn8nOgA65Fr9YU0TuJiaPSUn3RhRY5xrJ4w3xwRsqhCzLgBRYz9laWfzgknrvE/IzqPaZV3SG6nB3ZJhdSXJQtn98O7kwUbRQ==

进入此文件

vim ~/.ssh/known_hosts

删除112.74.83.**的相关rsa的信息即可.