Vince, ATOMIC_AGGREGATE is set when as-set is not used. This signifies that path information for some destinations in the aggregate may not be what it seems. For more information see RFC 4271, section 5.1.6:
http://www.rfc-editor.org/rfc/rfc4271.txt On Wed, Feb 17, 2010 at 12:55 PM, Mashburn, Vince <[email protected]>wrote: > Can someone give me a clear explanation of the BGP Atomic Aggregate > attribute? My understanding is that it is set when a router aggregates > routes, propagates that aggregated route down stream, AND has the AS-SET > command on the aggregate, then the atomic aggregate attribute is set. So, > what does this attribute do then? Is it just telling routers that if there > is another route with the same mask as the aggregate route, then prefer that > route over the aggregate? If so, then why is not also set without the > AS-SET aggregate command? Just trying to understand… > > > > Thanks, > > Vince Mashburn > > > > > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > -- Bryan Bartik CCIE #23707 (R&S, SP), CCNP Sr. Support Engineer - IPexpert, Inc. URL: http://www.IPexpert.com
_______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com
