Network related commands - a must for beginners

Network related knowledge

Network related commands and introduction

Network related commands - detailed introduction

IP commands

启动网卡：ip link set  eth3 up
查看网络设备信息：ip addr show
查看指定网卡信息：ip link show dev ens33
关闭、启动网卡：ip link set ens33 down
修改网卡MAC：ip  link set ens33 address 0:0c.....
显示网卡信息：ip a  或者ip addr show
为指定网卡添加IP：ip addr add 192.168.1.1/24  d