Hi Vira
the simplest solution for both problem i can think about is GRE tunnels between A , G , H headed at A which will act as RR as well best regards --Ibrahim On Mon, Jun 16, 2008 at 12:20 PM, Vira W <[EMAIL PROTECTED]> wrote: > Hi Cisco gurus, > > > I have a network topology in this URL : > http://www.4freeimagehost.com/show.php?i=3f0ac19164c9.png > > My first problem is in IGP configuration inside AS 100. I'm using OSPF. I > still confused how to make non-BGP router (C,E,B,D) understand how route > the > packet transitting this AS. I have tried default route advertisement via > OSPF, but since AS 100 is multihomed, there still any chance looping is > happened there. How to configure it properly, without redistributing BGP > route into OSPF. > > Second, I understand that iBGP inside AS 100 needs to be configured in mesh > topology. Otherwise, use route reflector or confederation. But, if I use > route reflector, I'm confused because the each route reflector itself must > be meshed, in the other side, from the physical topology (as in the > picture), there is none router that is connected mesh. So, which router > should I choose as RR. Then, if I choose BGP confederation, still inside > sub-AS the router must be connected in mesh topology, which impossible from > the topology. > > So guys, what is your suggestion for my problem in IGP and iBGP > configuration inside AS 100? > I've read many books about BGP, particularly about transit AS, but their > examples is always simple networks. I have found none complex case study > network similar my topology. > > Thanks a lot. Every your comment, suggestion, criticism, will be very much > appreciated. > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
