tldr/pages/linux/ip.md

ip

Show/manipulate routing, devices, policy routing and tunnels. Some subcommands such as address have their own usage documentation. More information: https://www.manned.org/ip.8.

• List interfaces with detailed info:

ip {{[a|address]}}

• List interfaces with brief network layer info:

ip {{[-br a|-brief address]}}

• List interfaces with brief link layer info:

ip {{[-br l|-brief link]}}

• Display the routing table:

ip {{[r|route]}}

• Show neighbors (ARP table):

ip {{[n|neighbour]}}

• Make an interface up/down:

ip {{[l|link]}} set {{interface}} {{up|down}}

• Add/Delete an IP address to an interface:

ip {{[a|address]}} add/del {{ip}}/{{mask}} dev {{interface}}

• Add a default route:

ip {{[r|route]}} add default via {{ip}} dev {{interface}}