Re: Getting to consensus on packet number encryption

Mikkel Fahnøe Jørgensen <mikkelfj@gmail.com> Wed, 02 May 2018 17:56 UTC

Return-Path: <mikkelfj@gmail.com>
X-Original-To: quic@ietfa.amsl.com
Delivered-To: quic@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id D1CA512D962 for <quic@ietfa.amsl.com>; Wed, 2 May 2018 10:56:10 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.998
X-Spam-Level:
X-Spam-Status: No, score=-1.998 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, FREEMAIL_FROM=0.001, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_PASS=-0.001, UNPARSEABLE_RELAY=0.001] autolearn=unavailable autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com
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 Jdy5Su7bm1g0 for <quic@ietfa.amsl.com>; Wed, 2 May 2018 10:56:09 -0700 (PDT)
Received: from mail-it0-x242.google.com (mail-it0-x242.google.com [IPv6:2607:f8b0:4001:c0b::242]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id DFAE712D960 for <quic@ietf.org>; Wed, 2 May 2018 10:56:08 -0700 (PDT)
Received: by mail-it0-x242.google.com with SMTP id i136-v6so9634187ita.2 for <quic@ietf.org>; Wed, 02 May 2018 10:56:08 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:in-reply-to:references:mime-version:date:message-id:subject:to :cc; bh=KnLNFq14SbbvxP0EjVOhkw1I3eqkyUHVltc0uDo5WZw=; b=ELIK5PACQ34W5c1lVHa8DS890HwgxI1Cmy4w5XOmJwehH022rifbxUZwZg0hbK9c0n /hVNPgqYLP6vYGhbOq9yyy8BaxZufaik4ZYRzyhawFiTP3/0kNt0nudrjt2+UIyI7pf7 R4DppN19Bxx/8xAtTfmwkyAm3KXL66uFw5UHTO8jA+tJDzPxFAca9Xajnn9x6fjWo15W MbCF6D+T/5OG4H/BPJnNe0/WUvmXyl5gCKS1p65mP81h8jM4zU2B44bozTx/CzVUp47n B3pIt+nCK92D6Ybim1EUCE+gqLVI0Dg2zCfAbuQ4zSXtOtW/ySIbCzD6ZyEjhgpebywR vNmw==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:in-reply-to:references:mime-version:date :message-id:subject:to:cc; bh=KnLNFq14SbbvxP0EjVOhkw1I3eqkyUHVltc0uDo5WZw=; b=JTvk+qBEznMExOFeRoPfEcpKWacRX0OwYOLawlIQPYtVzk+cPsbBTJihzW1bKRJd7n nnzCBNhKJqTiD+W3Vk6HSgtNkz9w6XY9oqbbTEdw4SPa1g2KIlaTKlKrXYima/sRbK7I kk5QEE7gq6M/gT0YZ17ofB4ffdlNvLcKT+onMfF4gdaAzyOcBCefwK199Cp2AbKoDAPM 5colHbXnsH9jjUwvYowYHt/oOJolJMMr7s9uVB4XVnghDO1+bGqXkBGdKmMfpTWVe+qZ TsdXGxEMGuNq+HWPw8tfkMNvJBORAhQa0AA0t4Sjv1fQL7LuV+bRwRLo3VAn7Q801wQX 5xsg==
X-Gm-Message-State: ALQs6tCO44RriHKY3e1BoS8cY4APkcFvxR29rMDgnICVuoB/Db8uDGpJ XkBgOXV2nbzk6ZfKr03QsIbsMcQTGdXJv8WbRDo=
X-Google-Smtp-Source: AB8JxZq0NYTv1clVoOrbVpWWu1093q+A9zVton+6CN2sZS24JyGzyJ5C078fgmWXh8R6Icudx+WiBEo5dp7/HZ+j87g=
X-Received: by 2002:a24:72c5:: with SMTP id x188-v6mr22352614itc.118.1525283767898; Wed, 02 May 2018 10:56:07 -0700 (PDT)
Received: from 1058052472880 named unknown by gmailapi.google.com with HTTPREST; Wed, 2 May 2018 13:56:07 -0400
From: Mikkel Fahnøe Jørgensen <mikkelfj@gmail.com>
In-Reply-To: <94292722-D812-4196-BC41-C3B2B7D277A1@huitema.net>
References: <01AE46C6-682C-4A21-84CD-1D8DAD6F49D9@fb.com> <CACpbDcdnmHrWMCShYd1pEDBervRKfO1pMUM8hb4tkK9nqH1Mdw@mail.gmail.com> <MWHPR21MB06386100B48E17A059B5A04EB6800@MWHPR21MB0638.namprd21.prod.outlook.com> <20180502121018.GF5742@akamai.com> <4C049C27-FAB7-4CF4-8ABE-DABDE8CD0F8B@tik.ee.ethz.ch> <6E58094ECC8D8344914996DAD28F1CCD87F34A@DGGEMM506-MBS.china.huawei.com> <5AE9C122.7060408@erg.abdn.ac.uk> <94292722-D812-4196-BC41-C3B2B7D277A1@huitema.net>
X-Mailer: Airmail (420)
MIME-Version: 1.0
Date: Wed, 02 May 2018 13:56:06 -0400
Message-ID: <CAN1APdf4QaX1rt--w5pcgmjquWvWgdqpNcmYg+9Y1RE0penQbQ@mail.gmail.com>
Subject: Re: Getting to consensus on packet number encryption
To: gorry@erg.abdn.ac.uk, Christian Huitema <huitema@huitema.net>
Cc: "Roni Even (A)" <roni.even@huawei.com>, Praveen Balasubramanian <pravb@microsoft.com>, IETF QUIC WG <quic@ietf.org>, Mirja Kühlewind <mirja.kuehlewind@tik.ee.ethz.ch>, Benjamin Kaduk <bkaduk=40akamai.com@dmarc.ietf.org>
Content-Type: multipart/alternative; boundary="0000000000002ad5d6056b3ccd59"
Archived-At: <https://mailarchive.ietf.org/arch/msg/quic/lQ8UlM4d_DRXrlkoGMEo0MY9yXI>
X-BeenThere: quic@ietf.org
X-Mailman-Version: 2.1.22
Precedence: list
List-Id: Main mailing list of the IETF QUIC working group <quic.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/quic>, <mailto:quic-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/quic/>
List-Post: <mailto:quic@ietf.org>
List-Help: <mailto:quic-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/quic>, <mailto:quic-request@ietf.org?subject=subscribe>
X-List-Received-Date: Wed, 02 May 2018 17:56:11 -0000

On 2 May 2018 at 19.39.23, Christian Huitema (huitema@huitema.net) wrote:

 You can support multipath without the added complexity of per path
sequence numbers and per path acks.

How would you do proper congestion control over multiple paths without
dedicating PN’s to a specific path?