[c-nsp] BGP Question

David Barak thegameiam at yahoo.com
Wed Jun 8 07:13:24 EDT 2005



--- "Tantsura, Jeff" <jtantsura at ugceurope.com> wrote:

> Mark,
> 
> It's quite normal to originate routes somewhere in
> your network and then
> advertise these via IBGP to borders. Aggregation is
> usually configured on
> borders.

That's a hard way to do it from a scaling perspective.
 The easier way is to originate your aggregate
networks in the core, and then have prefix filters
which deny your more specific announcements at the
edge.  It's much easier to add an edge device or a new
route that way.


David Barak
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http://www.listentothefranchise.com

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