http://www.linuxidc.com/Linux/2011-10/44563.htm
http://t.askmaclean.com/thread-3227-1-1.html
http://blog.csdn.net/webajax/article/details/6702233
http://www.51itstudy.com/11846.html
http://t.askmaclean.com/thread-3227-1-1.html
http://blog.csdn.net/webajax/article/details/6702233
http://www.51itstudy.com/11846.html