IETF Logo Mail Archive

Re: [Curdle] Comments on draft-ietf-curdle-ssh-ext-info

Peter Gutmann <pgut001@cs.auckland.ac.nz> Tue, 11 April 2017 00:26 UTC

Return-Path: <pgut001@cs.auckland.ac.nz>
X-Original-To: curdle@ietfa.amsl.com
Delivered-To: curdle@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 8C3671267BB for <curdle@ietfa.amsl.com>; Mon, 10 Apr 2017 17:26:52 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -4.2
X-Spam-Level:
X-Spam-Status: No, score=-4.2 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_MED=-2.3, RP_MATCHES_RCVD=-0.001, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=auckland.ac.nz
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 ZI9Kmbv54H-0 for <curdle@ietfa.amsl.com>; Mon, 10 Apr 2017 17:26:51 -0700 (PDT)
Received: from mx4.auckland.ac.nz (mx4.auckland.ac.nz [130.216.125.248]) (using TLSv1.2 with cipher RC4-SHA (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 7CD5A126D05 for <curdle@ietf.org>; Mon, 10 Apr 2017 17:26:50 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=auckland.ac.nz; i=@auckland.ac.nz; q=dns/txt; s=mail; t=1491870410; x=1523406410; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=VSkVMKUEF0nbs9YLCGxmJQf8JQLAEsQKzJHa3oTePSw=; b=fFogdoaA1+Wq8jueEL79Gclx83mpukQjrtAVEPYWAWu+DhWR2NSwfSvm qWTOBeTiL0k1PMSzhubohiyUVT0WyKT6pSgU0E6e+ysIWSNi2keo8D+FO IQecsdOHBvv9xDyY0kMdPv/n97zh7B3NCYvDPpLZ8L2G9SuAzn3atLWiN yrRsWeKedt1tmlunPJOXgocKBYZUbGbjlIa3cG844PCfD8UspDxXolB3L 9K0lA5QKqsFtxmwwrF8NWEmn/lXYbY2s5Z28nfhelSDHQKaG5wOxY/L7W QqCI/KfTXwaLBod2E+Uab4vgbwUsWRGvGKtWkDWb8QtxLjpzNQ7wbkXnP Q==;
X-IronPort-AV: E=Sophos;i="5.37,184,1488798000"; d="scan'208";a="149160061"
X-Ironport-HAT: MAIL-SERVERS - $RELAYED
X-Ironport-Source: 10.6.3.3 - Outgoing - Outgoing
Received: from exchangemx.uoa.auckland.ac.nz (HELO uxcn13-tdc-b.UoA.auckland.ac.nz) ([10.6.3.3]) by mx4-int.auckland.ac.nz with ESMTP/TLS/AES256-SHA; 11 Apr 2017 12:26:49 +1200
Received: from uxcn13-ogg-d.UoA.auckland.ac.nz (10.6.2.5) by uxcn13-tdc-b.UoA.auckland.ac.nz (10.6.3.23) with Microsoft SMTP Server (TLS) id 15.0.1263.5; Tue, 11 Apr 2017 12:26:48 +1200
Received: from uxcn13-ogg-d.UoA.auckland.ac.nz ([10.6.2.25]) by uxcn13-ogg-d.UoA.auckland.ac.nz ([10.6.2.25]) with mapi id 15.00.1263.000; Tue, 11 Apr 2017 12:26:48 +1200
From: Peter Gutmann <pgut001@cs.auckland.ac.nz>
To: denis bider <denisbider.ietf@gmail.com>
CC: curdle <curdle@ietf.org>
Thread-Topic: [Curdle] Comments on draft-ietf-curdle-ssh-ext-info
Thread-Index: AQHSn+vj75AP59wDbUy5ryRiOFPQYKGb4DhQgAWgX4CAA91Jyf//yxWAgBMy0XmAAFvPgIACNyu///+1xACABMuyxoAABHtW
Date: Tue, 11 Apr 2017 00:26:48 +0000
Message-ID: <1491870405713.23156@cs.auckland.ac.nz>
References: <2DD56D786E600F45AC6BDE7DA4E8A8C118BA5A70@eusaamb107.ericsson.se> <1489827654266.43895@cs.auckland.ac.nz> <50977E6A3D174856B8DAF264C3CB81E8@Khan> <1489914378158.63423@cs.auckland.ac.nz> <74B4C5B2AFD644748A0E1B0957A22C96@Khan> <1490436136828.60577@cs.auckland.ac.nz> <76BA84F1D47F476A8DB5C8CC42AA1B57@Khan> <1491480250094.74577@cs.auckland.ac.nz> <CADPMZDDG1X4awEQiigM5rocLs3Qbvup-NyaaU7J+DcW+o60zPQ@mail.gmail.com> <1491621835513.71448@cs.auckland.ac.nz>, <CADPMZDCqK-bocB5qaz6Vqj7+NHfqgeL6qCzEXhm1nE5g_PTVCQ@mail.gmail.com>, <1491869463837.53839@cs.auckland.ac.nz>
In-Reply-To: <1491869463837.53839@cs.auckland.ac.nz>
Accept-Language: en-NZ, en-GB, en-US
Content-Language: en-NZ
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
x-ms-exchange-transport-fromentityheader: Hosted
x-originating-ip: [130.216.158.4]
Content-Type: text/plain; charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
Archived-At: <https://mailarchive.ietf.org/arch/msg/curdle/JplZwokyhnmevX4TKcwsePhISLI>
Subject: Re: [Curdle] Comments on draft-ietf-curdle-ssh-ext-info
X-BeenThere: curdle@ietf.org
X-Mailman-Version: 2.1.22
Precedence: list
List-Id: "List for discussion of potential new security area wg." <curdle.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/curdle>, <mailto:curdle-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/curdle/>
List-Post: <mailto:curdle@ietf.org>
List-Help: <mailto:curdle-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/curdle>, <mailto:curdle-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 11 Apr 2017 00:26:52 -0000

Peter Gutmann <pgut001@cs.auckland.ac.nz> writes:

>  Implementations MUST NOT open more than one simultaneous channel when this
>  extension is in effect.

Following up to this, I'm not sure that no-flow-control would restrict you to
only using one channel.  You can still multiplex several channels onto the SSH
link without flow control, you just get n non-flow-controlled channels instead
of one.

Peter.

v2.23.0 | Report a Bug | By Email