nanog mailing list archives

Re: CIDR FAQ


From: Dave Siegel <dsiegel () net99 net>
Date: Tue, 15 Aug 1995 12:28:00 -0700 (MST)

And Paul Traina wrote something vaguely similar.

I think you guys are both missing what I think was Jon's original point:
Routers forward packets faster than PCs, but the forwarding function and
the routing protocol function do not have to reside on the same box.  You
can add a PC (workstation, whatever) which runs the routing protocol and
stuffs routes into the router.  It doesn't have to support the link-layer
du jour.  Ethernet will do the job just fine.

As I recall the original discussion was of colocating a router, to forward
packets, with a workstation, to compute routes.


So what would the normal implementation of such a design be?  ebgp-multihop
all of your peers into the PC, and then a single peering session the Cisco,
presuming no "next-hop-self" routes?

I can see some amount of value in such a design, if it could be made to work
correctly.  Does anybody have the spare equipment to build a lab?  (pfeh, yeah,
right)

Dave

-- 
Dave Siegel                     Director of Engineering, Net99
http://www.webcity.com/         (602)249-1083 24x7 NOC line
http://www.rtd.com/~dsiegel/    (520)318-0696 My Tucson Office


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