Cisco – show ipv6 interface brief doesn’t show Link Local Address

You probably came to this page because you typed in the command:

• show ipv6 interface
• show ipv6 interface brief

and the output didn’t show you the automatically created EUI-64 Link Local address. Here’s what you are most likely seeing:

By default Cisco doesn’t enable IPv6 on their routers. To enable IPv6 you must do it PER interface! Luckly enabling IPv6 from the command line is pretty easy! The command to enable IPv6 is:

ipv6 enable

You must do this on each of your router interfaces. Here’s a screenshot from the router: