From: Nigel Taylor (nigel_taylor@xxxxxxxxxxx)
Date: Sat Jun 01 2002 - 02:07:56 GMT-3
Nick,
I have a couple of questions?
1. What AS's are the 3 routers in? could you be more specific.
2. The X and Y routes where do they originate? both from RtrA, X from RtrA,
Y from RtrC?
3. Are there any IGPs running between all the routers.
Nigel
----- Original Message -----
From: "Nick Shah" <nshah@connect.com.au>
To: <ccielab@groupstudy.com>
Sent: Friday, May 31, 2002 11:11 PM
Subject: BGP conditional Advertisement
> Guys,
>
> I am trying to achieve a behaviour similar to BGP conditional
advertisement
> *without* using non-exist-map and/or advertise-map. Basically ...
>
> RtrA ------- RtrC-----------RtrB
>
> RtrA advertises route X/24 to RtrC under normal circumstances, when RtrC
is
> receiving X/24 from RtrA it suppresses the advertisement of Y/24 (doesnt
> advertise) to RtrB.
> But if RtrA stops sending prefix X/24 to RtrC, RtrC starts sending Y/24 to
> RtrB.
>
> All this to be done *without* using advertise-map & non-exist-map
>
> Ideas..
> Nick
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