Re: BGP No-Export community question

From: dusth@comcast.net
Date: Mon Oct 10 2005 - 17:51:33 GMT-3


What about using peer group for your ibgp? Dustin

-------------- Original message --------------

> Hello group,
>
> I'm working on a workbook scenario that looks like this:
>
> BB1--R1--R3--R5--BB2
>
> R1, R3 and R5 are in AS 50 and R3 is a route reflector. R1 is peered to BB1 in
> AS 400 and R5 is peered to BB2 in AS 400. There is a network 130.1.1.0/24 being
> advertised on R3. The scenario asks to make sure that 130.1.1.0/24 is not
> advertised outside of AS 50. Another stipulation is that if another router is
> at some point added to AS 50, it should also adhere to this policy. The first
> part I get, no-export community set on R3 toward R1 and R5. No problem there.
> What I don't get is the second part. How do you ensure that any new routers
> added to the AS 50 in the future will also have the no-export community passed
> on to them?
>
> Thanks,
> Bob
>
>
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