debian配置网卡

ifconfig

ens33: flags=4163  mtu 1500
        inet 192.168.74.129  netmask 255.255.255.0  broadcast 192.168.74.255
        inet6 fe80::20c:29ff:fe4c:bced  prefixlen 64  scopeid 0x20
        ether 00:0c:29:4c:bc:ed  txqueuelen 1000  (Ethernet)
        RX packets 121  bytes 20203 (19.7 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 194  bytes 24150 (23.5 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        inet6 ::1  prefixlen 128  scopeid 0x10
        loop  txqueuelen 1000  (Local Loopback)
        RX packets 33  bytes 3013 (2.9 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 33  bytes 3013 (2.9 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

网卡名为ens33

sudo vim /etc/network/interfaces

写入以下内容

auto ens33
iface ens33 inet static
address 172.16.0.1
netmask 255.255.255.0

关闭网卡

sudo ifdown ens33

重启网络服务

service networking restart

再次查看网卡信息

ifconfig

ens33: flags=4163  mtu 1500
        inet 172.16.0.1  netmask 255.255.255.0  broadcast 172.16.0.255
        ether 00:0c:29:4c:bc:ed  txqueuelen 1000  (Ethernet)
        RX packets 122  bytes 20263 (19.7 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 237  bytes 28337 (27.6 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        inet6 ::1  prefixlen 128  scopeid 0x10
        loop  txqueuelen 1000  (Local Loopback)
        RX packets 33  bytes 3013 (2.9 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 33  bytes 3013 (2.9 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

网卡配置已经生效

注意在Linux下对任何服务配置文件的修改，都需要重启该服务之后才会生效