centos 7中与网络有关的命令

1、启动、停止、关闭网络服务

systemctl retart network.service 或 systemctl restart network
systemctl start network.service 或 systemctl start network
systemctl stop network.service 或 systemctl stop network

2、启用、停止单个网卡的服务

＃ifconfig [网卡名] down
# ifconfig [网卡名] up

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