I plan to create an ID, but it'll be pretty last minute. Thanks,
PF > -----Original Message----- > From: Peter Schoenmaker [mailto:[EMAIL PROTECTED] > Sent: Tuesday, June 10, 2008 1:19 PM > To: Paul Francis > Cc: [email protected] > Subject: Re: [GROW] FIB scaling through configuration > > Paul, > > We are interested in having you present your ideas at GROW. > > I've been negligent in requesting a time slot for dublin. If > would be great for you to create a ID and discuss it on this > list. If we end up having a time slot in dublin, we can give > you time to present. > > peter > > > On May 28, 2008, at 12:36 AM, Paul Francis wrote: > > > > > Gang, > > > > As some of you may know, my students and I have been > working of a way > > to reduce DFZ FIB size in routers using a technique that > requires only > > modifications in router configuration...no software or protocol > > changes are > > needed...and that can be independently deployed by > individual ISPs. > > The > > approach is called Virtual Aggregation (VA), because > effectively what > > it does is create virtual (MPLS tunneled) networks around "virtual > > prefixes" (i.e. > > the collection of destinations within a large, otherwise > > unaggregatable prefix like a /7). VA has a trade-off of increasing > > path-length and load with shrinking the FIB, but the increase is > > negligible for even a 10x FIB reduction, which can extend > the lifetime > > of a router for years. > > > > I was giving a talk on this at the last RIPE, and Jari > Arkko suggested > > that I should see if GROW is interested in pursuing this. > (It doesn't > > appear appropriate for either RRG or IDR, in effect because those > > groups are looking at mechinisms that actually change routers.) > > > > The idea would be to have GROW flush out and improve the basic > > approach we have specified so far, with a goal of writing a best > > practices type RFC. > > > > Details of VA can be found in > > http://www.cs.cornell.edu/people/francis/va-wp.pdf. I'd be very > > willing to turn this into an I-D that could be discussed in Dublin. > > > > I need to point out that Cornell owns IPR on this. Though Cornell > > hasn't released an official statement about it, at worst it > would be > > offered on fair and reasonable terms, and at best for free with no > > restrictions. > > > > Thanks, > > > > PF > > > > ps. We have an analogous piece of work that effectively > eliminates the > > FIB for L3-VPN entries, but that is probably a topic for a > different > > WG. > > > > _______________________________________________ > > GROW mailing list > > [email protected] > > https://www.ietf.org/mailman/listinfo/grow > > _______________________________________________ GROW mailing list [email protected] https://www.ietf.org/mailman/listinfo/grow
