nanog mailing list archives

Re: Selective DNS replies


From: "Christopher L. Morrow" <chris () UU NET>
Date: Thu, 25 Apr 2002 03:33:11 +0000 (GMT)


I believe this is in the context of:

'hax0r _bob (for instance) has a PTR for his ip which says
"I.love.humble.net" when machines a->y query for the PTR, BUT when machine
z queries it returns "www.cert.org"'

I could be off base here, but I think this is the question Avleen is
asking, eh?



--Chris
(chris () uu net)


On Wed, 24 Apr 2002, Richard A Steenbergen wrote:


On Wed, Apr 24, 2002 at 09:00:49PM +0100, Simon Lockhart wrote:

Yes, this would be for directing users to a 'local' server hosting
www.example.org (or something similar).
Yes, this is not the best way of doing it I know :-)

It's the best way to do global server load balancing, as I see it.

If you have a network, you can just use the same IP for your dns
servers in multiple locations, and let your IGP route it to the closest
one.

--
Richard A Steenbergen <ras () e-gerbil net>       http://www.e-gerbil.net/ras
PGP Key ID: 0x138EA177  (67 29 D7 BC E8 18 3E DA  B2 46 B3 D8 14 36 FE B6)



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