安装开启：http://jingyan.baidu.com/album/9c69d48fb9fd7b13c8024e6b.html?picindex=8
查看fingerprint: http://stackoverflow.com/questions/9607295/how-do-i-find-my-rsa-key-fingerprint
http://stackoverflow.com/questions/9607295/how-do-i-find-my-rsa-key-fingerprint
SSH
原文：http://www.cnblogs.com/exposure/p/5616713.html
