华为虚拟化场景
节点被踢出集群后，无法连接网络
systemctl stop NetworkManager
systemctl disable NetworkManager
systemctl restart network
参考
https://blog.51cto.com/11863547/1905929
启动网卡报错（Failed to start LSB: Bring up/down networking ）
原文：https://www.cnblogs.com/mathprice/p/12040765.html