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To: Robert Elz <kre@munnari.OZ.AU>
Cc: dns op wg <dnsop@cafax.se>
From: Randy Bush <randy@psg.com>
Date: Sat, 04 Mar 2000 20:09:34 -0800
Sender: owner-dnsop@cafax.se
Subject: Re: Last Call: Root Name Server Operational Requirements to BCP

>    2.8 Servers MUST generate checksums when sending UDP datagrams and
>        MUST verify checksums when receiving UDP datagrams.
> could perhaps be read as suggesting that a root server must discard a
> UDP packet received without a checksum (checksum field set to 0), as in
> such a packet the checksum cannot be verified.
> I see no reason why a root server shouldn't process such requests, however
> dumb some may consider sending such things.
>  So, I'd propose rewording that sentence to...
> 
>    2.8 Servers MUST generate checksums when sending UDP datagrams and
>        MUST verify checksums when receiving UDP datagrams containing
>        a non-zero checksum.

draft-ietf-dnsop-root-opreq-04.txt has the requested change and should
appear in a day or three.

randy

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