Date: Thu, 26 Oct 2000 12:13:50 -0500 (CDT) From: Joe Greco <jgreco@ns.sol.net> To: sthaug@nethelp.no Cc: freebsd-hardware@freebsd.org, peter.jeremy@alcatel.com.au, dmiller@search.sparks.net, freebsd-net@freebsd.org Subject: Optimized routing (was: Re: Multiple PCI busses?) Message-ID: <200010261713.MAA32461@aurora.sol.net> In-Reply-To: <96712.972577732@verdi.nethelp.no> from "sthaug@nethelp.no" at Oct 26, 2000 06:28:52 PM
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> > Why are you concerned about full 'net BGP tables? Are you really sending > > data to all ~90,000 advertised routes out there simultaneously? Or is it > > more likely that you're actively sending many packets to a few hundred? > > If you are concerned with high-speed routing/forwarding lookups, and using > the cache optimally, you may not want to use regular BSD routing. See > > Mikael Degermark, Andrej Brodnik, Svante Carlsson, Stephen Pink > Small Forwarding Tables for Fast Routing Lookups > Proceedings of the ACM SIGCOMM'97 Conference on Applications, Technologies, > Architectures and Protocols for Computer Communications. (Student Paper Award). > Cannes, France, September 16-18 1997. > > for a way of doing millions of forwarding lookups per second with a 200 > Mhz PPpro. Available from http://www.cdt.luth.se/~micke/publications.html. I'm waiting for somebody to actually implement this in FreeBSD. :-) With the advent of gigabit Ethernet and the prospect of another order-of- magnitude jump in the next few years, it seems like this would make a great class project for somebody - or for a professional project for some place involved in large scale servers with lots of routes. -- ... Joe ------------------------------------------------------------------------------- Joe Greco - Systems Administrator jgreco@ns.sol.net Solaria Public Access UNIX - Milwaukee, WI 414/342-4847 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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