[27774] in North American Network Operators' Group

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Re: Alternative to BGP-4 for multihoming?

daemon@ATHENA.MIT.EDU (Paul Vixie)
Mon Mar 13 01:15:41 2000

To: nanog@merit.edu
From: Paul Vixie <vixie@mibh.net>
Date: 12 Mar 2000 22:13:20 -0800
In-Reply-To: tdp@discombobulated.net's message of "12 Mar 2000 15:25:35 -0800"
Message-ID: <g3n1o3mm7z.fsf@redpaul.mibh.net>
Errors-To: owner-nanog-outgoing@merit.edu


tdp@discombobulated.net ("Travis Pugh") writes:

> If the goal is to direct traffic from a client to the closest server farm,
> why not just build a box to do a BGP lookup and respond to a name lookup
> with the IP of that farm?  No pings or zone transfers necessary.

AS path length is a rotten predictor of performance.  (Just ask Cisco's
Distributed Director team whether they knew that not all of AS701 was
equidistant from their early adopters here in the Bay Area.)
-- 
Paul Vixie <vixie@mibh.net>
SVP for Internet Services, MFNX

M.I.B.H. Inc. is a subsidiary of Metromedia Fiber Network, Inc.


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