ospf and sub-interfaces [7:38788]

I'm looking at an design where there's a hub-spoke network based on 802.1q. Specifically, there will be a number of routers connect back via FE/GE into a central router through an 802.1q trunked interface. Each remote router will run OSPF and thus should form an OSPF adjancency with the

Re: ospf and sub-interfaces [7:38788]

Hi, This shouldn't be a problem. I've done it before. Just make sure the native VLAN is the same on each 802.1q connection (ie: switch port and router port connecting to each other are in same native VLAN). If you have a newer router IOS you can do a 'encaps dot1q # native' command. Older IOS's