[72223] in North American Network Operators' Group
Re: ultradns reachability
daemon@ATHENA.MIT.EDU (Matt Ghali)
Fri Jul 2 20:55:49 2004
Date: Fri, 2 Jul 2004 17:55:13 -0700
From: Matt Ghali <mghali@gmail.com>
To: nanog@nanog.org
Errors-To: owner-nanog-outgoing@merit.edu
On Fri, 2 Jul 2004, Leo Bicknell wrote:
> So the question is not so much "is 500ms towards the server
> bad", it's "can I build a single server (cluster) that will take
> all the load worldwide when the client software does bad things."
DNS traffic, surprisingly, is not very "fat". It is no HTTP nor SMTP.
The engineering behind appropriately sizing a unicast fallback would
be pretty trivial, especially compared to building a somewhat-robust
anycast architecture.
matto