Re: [Doh] [Ext] DNS Camel thoughts: TC and message size

Andrew Sullivan <ajs@anvilwalrusden.com> Wed, 06 June 2018 22:57 UTC

Return-Path: <ajs@anvilwalrusden.com>
X-Original-To: doh@ietfa.amsl.com
Delivered-To: doh@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 26A95130FFC for <doh@ietfa.amsl.com>; Wed, 6 Jun 2018 15:57:04 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.901
X-Spam-Level:
X-Spam-Status: No, score=-1.901 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, SPF_PASS=-0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=yitter.info header.b=A19CtNUl; dkim=pass (1024-bit key) header.d=yitter.info header.b=US2CyiGU
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id UgmA6GZfcIpS for <doh@ietfa.amsl.com>; Wed, 6 Jun 2018 15:57:02 -0700 (PDT)
Received: from mx4.yitter.info (mx4.yitter.info [159.203.56.111]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id CF483130DE6 for <doh@ietf.org>; Wed, 6 Jun 2018 15:57:02 -0700 (PDT)
Received: from localhost (localhost [127.0.0.1]) by mx4.yitter.info (Postfix) with ESMTP id 329EFBDEF9 for <doh@ietf.org>; Wed, 6 Jun 2018 22:57:02 +0000 (UTC)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yitter.info; s=default; t=1528325822; bh=VgaXZMdvm3ox+iiUeO/mYgCOnckkxTKrQbvcYuGa/HY=; h=Date:From:To:Subject:References:In-Reply-To:From; b=A19CtNUlU93NyuU/lLCWdsg9HnRJLAmmzGKeh+tTRTz4B4gKrhECqNVru2eQfIZbt wAim4BLUkVP8DLyQWuTnXJPqnK/dMj0WDaXUpIVjT3/y95dbK3c1meV+S85bqj9zCM laJTyR7VYLjQMOyqx6HGEgd0ul0bobucQ61lw8VI=
X-Virus-Scanned: Debian amavisd-new at crankycanuck.ca
Received: from mx4.yitter.info ([127.0.0.1]) by localhost (mx4.yitter.info [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id WVZ_CdhtQuRn for <doh@ietf.org>; Wed, 6 Jun 2018 22:57:01 +0000 (UTC)
Date: Wed, 6 Jun 2018 18:56:59 -0400
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yitter.info; s=default; t=1528325820; bh=VgaXZMdvm3ox+iiUeO/mYgCOnckkxTKrQbvcYuGa/HY=; h=Date:From:To:Subject:References:In-Reply-To:From; b=US2CyiGUDACcwnRwmLN/y0VBWaaGWMjbJDbH8RZz1UXCEdh06ZUWiHbLbpvOJa/x3 GwIiz0SFeP3IuqG8r5ctSCffM2DkjCRgs+DHfbHHS/7eqe6TTjKXEkpFn8YLxZR94I 6RslHUiQ9BT2R5WQMYFelAtN6nIbt6sQiSlPUcrg=
From: Andrew Sullivan <ajs@anvilwalrusden.com>
To: doh@ietf.org
Message-ID: <20180606225659.GL2853@mx4.yitter.info>
References: <20180606093212.GA23880@server.ds9a.nl> <alpine.DEB.2.11.1806061501340.10764@grey.csi.cam.ac.uk> <F5774061-35B9-477F-ADDA-8BB3472F30EF@icann.org> <CAKr6gn06UZ-EMkN653=HThsmsH5vW7hTKovaWjPTXA4b4rC8gQ@mail.gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <CAKr6gn06UZ-EMkN653=HThsmsH5vW7hTKovaWjPTXA4b4rC8gQ@mail.gmail.com>
Archived-At: <https://mailarchive.ietf.org/arch/msg/doh/wT8hM_72VslSCWKPNDlWgkLtG1c>
Subject: Re: [Doh] [Ext] DNS Camel thoughts: TC and message size
X-BeenThere: doh@ietf.org
X-Mailman-Version: 2.1.26
Precedence: list
List-Id: DNS Over HTTPS <doh.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/doh>, <mailto:doh-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/doh/>
List-Post: <mailto:doh@ietf.org>
List-Help: <mailto:doh-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/doh>, <mailto:doh-request@ietf.org?subject=subscribe>
X-List-Received-Date: Wed, 06 Jun 2018 22:57:05 -0000

On Thu, Jun 07, 2018 at 08:49:36AM +1000, George Michaelson wrote:
> signalling that in UDP/53 it *would* have happened, maybe thats
> useful. But carrying a complete, unfragmented, processable, integral
> outcome, thats a huge upside benefit operationally.

Sure.  But if the TC bit is set, surely we're already in the possible
world where that hasn't happened?

A
-- 
Andrew Sullivan
ajs@anvilwalrusden.com