[mpls] question to the authors of draft-fang-mpls-label-forwarding-no-swap

Loa Andersson <loa@pi.nu> Sat, 25 July 2015 08:05 UTC

Return-Path: <loa@pi.nu>
X-Original-To: mpls@ietfa.amsl.com
Delivered-To: mpls@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 85E7B1A8BB0 for <mpls@ietfa.amsl.com>; Sat, 25 Jul 2015 01:05:33 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.91
X-Spam-Level:
X-Spam-Status: No, score=-1.91 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, T_RP_MATCHES_RCVD=-0.01] autolearn=ham
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 eXKlpozLVpY4 for <mpls@ietfa.amsl.com>; Sat, 25 Jul 2015 01:05:32 -0700 (PDT)
Received: from pipi.pi.nu (pipi.pi.nu [83.168.239.141]) (using TLSv1.1 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 8ADF21A8AEE for <mpls@ietf.org>; Sat, 25 Jul 2015 01:05:32 -0700 (PDT)
Received: from [10.0.1.78] (unknown [62.168.35.66]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: loa@pi.nu) by pipi.pi.nu (Postfix) with ESMTPSA id F203418013BE; Sat, 25 Jul 2015 10:05:30 +0200 (CEST)
Message-ID: <55B34344.6050601@pi.nu>
Date: Sat, 25 Jul 2015 10:05:24 +0200
From: Loa Andersson <loa@pi.nu>
User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0
MIME-Version: 1.0
To: draft-fang-mpls-label-forwarding-no-swap@tools.ietf.org
Content-Type: text/plain; charset=utf-8; format=flowed
Content-Transfer-Encoding: 7bit
Archived-At: <http://mailarchive.ietf.org/arch/msg/mpls/zLBmw7_iALFRtm3h4RXIwhvb4c8>
Cc: "mpls@ietf.org" <mpls@ietf.org>, "mpls-chairs@tools.ietf.org" <mpls-chairs@tools.ietf.org>
Subject: [mpls] question to the authors of draft-fang-mpls-label-forwarding-no-swap
X-BeenThere: mpls@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: Multi-Protocol Label Switching WG <mpls.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/mpls>, <mailto:mpls-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/mpls/>
List-Post: <mailto:mpls@ietf.org>
List-Help: <mailto:mpls-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/mpls>, <mailto:mpls-request@ietf.org?subject=subscribe>
X-List-Received-Date: Sat, 25 Jul 2015 08:05:33 -0000

Authors,

In the discussion on the mailing list it has been alleged that the
no-swap operation proposed in the draft will not decrement the TTL
and not look at the TC field, is that the intent of the authors?

/Loa
-- 


Loa Andersson                        email: loa@mail01.huawei.com
Senior MPLS Expert                          loa@pi.nu
Huawei Technologies (consultant)     phone: +46 739 81 21 64