虚拟机克隆导致Mac地址冲突

1.网卡问题/克隆新的虚拟机无IP,两台虚拟机Mac地址冲突

问题本质:添加新网卡或者克隆的虚拟机

/etc/init.d/network restart

Restarting network (via systemctl):  Job for network.service failed because the control process

exited with error code. See "systemctl status network.service" and "journalctl -xe" for details.

错误提醒: Failed to start LSB: Bring up/down networking.

处理办法:

systemctl stop NetworkManager

systemctl disable NetworkManager

重新启动网卡:systemctl restart network