tldr/linux/ip.md

ip

Show / manipulate routing, devices, policy routing and tunnels

• List interfaces with detailed info

ip a

• Display the routing table

ip r

• Make an interface up/down

ip link set {{interface}} up/down

• Add/Delete an ip address to an interface

ip addr add {{ip}}/{{mask}} dev {{interface}}

• Add an default route

ip route add default via {{ip}} dev {{interface}}