配置SSH

确认能否不输入口令就用ssh登录localhost:
$ ssh localhost
如果不输入口令就无法用ssh登陆localhost,执行下面的命令:
$ ssh-keygen -t dsa -P '' -f ~/.ssh/id_dsa
$ cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys

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转载自happydd.iteye.com/blog/2067206
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