ubuntu 18
重起
/etc/init.d/networking restart
配置ip
cat /etc/network/interfaces
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
auto enp2s0f1
iface enp2s0f1 inet static
address 1.1.1.3
netmask 255.255.255.240
gateway 1.1.1.1
onboot yes
ubuntu 16
配置ip
/sbin/ifconfig eno1:1 1.1.1.2 netmask 255.255.255.240 up
添加路由
/sbin/route add -net 1.1.0.0 netmask 255.255.0.0 gw 1.1.1.1
freeBSD
重起
/etc/netstart restart