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To: "D. J. Bernstein" <djb@cr.yp.to>
CC: dnsop@cafax.se
From: Masataka Ohta <mohta@necom830.hpcl.titech.ac.jp>
Date: Sun, 10 Aug 2003 20:57:26 +0859 ()
In-Reply-To: <20030810060456.10656.qmail@cr.yp.to> from "D. J. Bernstein" at"Aug 10, 2003 06:04:56 am"
Sender: owner-dnsop@cafax.se
Subject: Re: scope

djb;

> > a significant fraction of the total root server query load
> > is the result of bad packet filtering
> 
> Think about the numbers for a moment.

Before that, I think we should think about a DHCP configured name
server located beyond a firewall, which is no different from
an anycast name server located beyond a firewall.

> The screwups you're talking about, added up over the _entire Internet_,
> are on the scale of thousands of packets per second. Split the same
> screwup level across all of the Internet's ISPs and the load becomes
> unnoticeable.

And, that's why anycast is the way to go both for root servers
and autoconfigured recursive servers.

							Masataka Ohta
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