克隆和克隆之后的网络设置问题

参考以下可解决：

https://blog.csdn.net/ecnu18918079120/article/details/78435645

https://blog.csdn.net/AaronLau_love/article/details/72864963

https://www.jb51.net/article/114694.htm

以下包括克隆centos 6.5

https://www.cnblogs.com/kerrycode/p/4345692.html

https://www.linuxidc.com/Linux/2017-11/148382.htm

https://www.cnblogs.com/zuizui1204/p/7729096.html