This step should be able to reach, it is to create a complete clone Oh! Then wait ...
Enter as root!
It is divided into four steps:
1:vim /etc/udev/rules.d/70-persistent-net.rules
Wq save and exit again!
2:vim /etc/sysconfig/network-scripts/ifcfg-eth0
Wq save and exit again
3:vim /etc/sysconfig/network
4:vim /etc/hosts
After saving reboot
A new machine so born!