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Re: [DNSOP] Asking for TCP and/or cookies: a trend? (Was: my lone hum against draft-wkumari-dnsop-multiple-responses

Stephane Bortzmeyer <bortzmeyer@nic.fr> Fri, 22 July 2016 11:21 UTC

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Date: Fri, 22 Jul 2016 13:21:09 +0200
From: Stephane Bortzmeyer <bortzmeyer@nic.fr>
To: Paul Wouters <paul@nohats.ca>
Message-ID: <20160722112109.GA14255@nic.fr>
References: <b00ec4.3833.15606420d47.Coremail.yzw_iplab@163.com> <236F5488-42D4-4A89-ACAB-B55FD2B5782A@fl1ger.de> <20160720051949.8FC154EF155E@rock.dv.isc.org> <36A593C1-1F01-4FE1-BC9A-3279F6460358@rfc1035.com> <D65E8617-107E-4B13-986F-24088D0C57C2@powerdns.com> <20160721133730.GA10324@nic.fr> <alpine.LRH.2.20.1607211101590.17541@bofh.nohats.ca>
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Cc: IETF dnsop WG <dnsop@ietf.org>, Peter van Dijk <peter.van.dijk@powerdns.com>
Subject: Re: [DNSOP] Asking for TCP and/or cookies: a trend? (Was: my lone hum against draft-wkumari-dnsop-multiple-responses
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On Thu, Jul 21, 2016 at 11:10:10AM -0400,
 Paul Wouters <paul@nohats.ca> wrote 
 a message of 33 lines which said:

> And I have been wondering if we should allow for a DNS padding in
> the query packet to ensure answer packets (over UDP) are going to be
> smaller then the query packet. And therefore prevents DDOS
> amplification.

Funny, it has been proposed on this blog (French only)
<https://seenthis.net/messages/488019#message490779> two months ago
but I don't remember a discussion about this possibility on dnsop.

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