RE: ISL Trunking & Subinterfaces

From: Asbjorn Hojmark (Asbjorn@xxxxxxxxxxx)
Date: Fri Oct 13 2000 - 16:01:04 GMT-3


   
> R1
> !
> interface fastethernet0
> no ip address
> no shutdown
> !
> interface fastethernet0.1
> encaps isl 100
> bridge-group 1
> !
> interface fastethernet0.2
> encaps isl 200
> bridge-group 2
> !
> interface bvi 1
> ip address 192.168.1.1 255.255.255.0
> !
> interface bvi 2
> ip address 192.168.2.1 255.255.255.0
> !
> bridge irb
> bridge 1 protocol ieee
> bridge 1 route ip
> bridge 2 protocol ieee
> bridge 2 route ip
>
> That should do the trick.

Why are you using IRB in this particular setup?

You could configure the ip addresses directly on the sub-
interfaces and there's really no reason to do IRB if you
don't plan on bridging the VLANs onto other interfaces.

-A

--
Heroes: Vint Cerf & Bob Kahn, Leonard Kleinrock, Robert Metcalfe
Links : http://www.hojmark.org/networking/


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