[73742] in North American Network Operators' Group

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Re: DNS Anycast as traffic optimizer?

daemon@ATHENA.MIT.EDU (Paul Jakma)
Thu Sep 2 01:42:09 2004

Date: Thu, 2 Sep 2004 06:41:13 +0100 (IST)
From: Paul Jakma <paul@clubi.ie>
To: Steve Francis <sfrancis@fastclick.com>
Cc: Bill Woodcock <woody@pch.net>, nanog@merit.edu
In-Reply-To: <41361229.8020401@fastclick.com>
Errors-To: owner-nanog-outgoing@merit.edu


On Wed, 1 Sep 2004, Steve Francis wrote:

> I thought it was standard best practice for availability, like for 
> root name servers.  I thought it was not a good "closest server" 
> selection mechanism, as you'll be going to the closest server as 
> determined by BGP - which may have little relationship to the 
> server with lowest RTT. It'd be nice to see some metrics wither 
> way....

For anycast within an organisation, it will be as determined by 
the IGP, not BGP.

regards,
-- 
Paul Jakma	paul@clubi.ie	paul@jakma.org	Key ID: 64A2FF6A
Fortune:
Genius, n.:
 	A chemist who discovers a laundry additive that rhymes with "bright."

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