SSH反向连接及Autossh

ssh 隧道：

http://www.cnblogs.com/robinyjj/archive/2008/11/02/1325018.html

This guy write so many ssh artical.

张华的 blog:

http://blog.csdn.net/quqi99/article/details/7334617

待补充

最佳实践:

ssh -N -L 127.0.0.1:10800:proxy.jf.xxxxx.com:1080 shaohefe@otc-disteng.ostc.xxxxx.com -vvv

autossh -f -M 20000 -N -L 127.0.0.1:10800:proxy.jf.xxxxx.com:1080 otc-disteng.ostc.xxxxx.com -vvvv