IETF Logo Mail Archive

[Detnet-dp-dt] An optional scheme that can support Detnet with a single layer of PW label

Jiangyuanlong <jiangyuanlong@huawei.com> Tue, 21 February 2017 09:31 UTC

Return-Path: <jiangyuanlong@huawei.com>
X-Original-To: detnet-dp-dt@ietfa.amsl.com
Delivered-To: detnet-dp-dt@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 7FEFA129604 for <detnet-dp-dt@ietfa.amsl.com>; Tue, 21 Feb 2017 01:31:09 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -4.221
X-Spam-Level:
X-Spam-Status: No, score=-4.221 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, RP_MATCHES_RCVD=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
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 jDW7uPze-iji for <detnet-dp-dt@ietfa.amsl.com>; Tue, 21 Feb 2017 01:31:05 -0800 (PST)
Received: from lhrrgout.huawei.com (lhrrgout.huawei.com [194.213.3.17]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 5A13E12959A for <detnet-dp-dt@ietf.org>; Tue, 21 Feb 2017 01:31:02 -0800 (PST)
Received: from 172.18.7.190 (EHLO LHREML710-CAH.china.huawei.com) ([172.18.7.190]) by lhrrg01-dlp.huawei.com (MOS 4.3.7-GA FastPath queued) with ESMTP id DHM21422; Tue, 21 Feb 2017 09:30:58 +0000 (GMT)
Received: from SZXEMA414-HUB.china.huawei.com (10.82.72.73) by LHREML710-CAH.china.huawei.com (10.201.108.33) with Microsoft SMTP Server (TLS) id 14.3.301.0; Tue, 21 Feb 2017 09:30:54 +0000
Received: from SZXEMA506-MBS.china.huawei.com ([169.254.4.67]) by SZXEMA414-HUB.china.huawei.com ([10.82.72.73]) with mapi id 14.03.0235.001; Tue, 21 Feb 2017 17:30:40 +0800
From: Jiangyuanlong <jiangyuanlong@huawei.com>
To: Jouni Korhonen <jouni.korhonen@broadcom.com>, Loa Andersson <loa@pi.nu>
Thread-Topic: An optional scheme that can support Detnet with a single layer of PW label
Thread-Index: AQHSiU7K/u+vUs2FQ0qQNWO2NCqKMqFvX9+AgAAEJICAAAIRAIAAAZUAgAABjACAAAETgIAAAMAAgAPK73A=
Date: Tue, 21 Feb 2017 09:30:39 +0000
Message-ID: <3B0A1BED22CAD649A1B3E97BE5DDD68BBAB13DD5@szxema506-mbs.china.huawei.com>
References: <BDABA4E9-F3F5-4EA3-BB16-BE877A70F0B6@broadcom.com> <FBC4D57C-51D4-41A8-95D7-56AF22084852@broadcom.com> <9E4E59F6-0E62-476B-897F-D2D59E94C6EB@broadcom.com> <f3bbb70a-0f5d-b515-6c5a-1d31ba5ae5a2@pi.nu> <6F2B8081-ADB8-4B4F-BACD-78DFB63B8FBE@broadcom.com> <bbfe82c3-5127-31de-01b7-3e6e820d5142@pi.nu> <EA2608B3-C11A-444B-B1E8-379B8A195B6D@broadcom.com> <c9e9931d-6f74-9ae0-2e34-e400c5cf92b4@pi.nu> <AA485196-3AC7-4D0B-BD3A-A61E07AF23D7@broadcom.com>
In-Reply-To: <AA485196-3AC7-4D0B-BD3A-A61E07AF23D7@broadcom.com>
Accept-Language: zh-CN, en-US
Content-Language: zh-CN
X-MS-Has-Attach: yes
X-MS-TNEF-Correlator:
x-originating-ip: [10.74.203.119]
Content-Type: multipart/mixed; boundary="_002_3B0A1BED22CAD649A1B3E97BE5DDD68BBAB13DD5szxema506mbschi_"
MIME-Version: 1.0
X-CFilter-Loop: Reflected
X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A020205.58AC08D4.0004, ss=1, re=0.000, recu=0.000, reip=0.000, vtr=str, vl=0, cl=1, cld=1, fgs=0, ip=169.254.4.67, so=2013-06-18 04:22:30, dmn=2013-03-21 17:37:32
X-Mirapoint-Loop-Id: 55cf4769f47e83f4a0805921532022a8
Archived-At: <https://mailarchive.ietf.org/arch/msg/detnet-dp-dt/wEe8NO71bARQ4uHi6xg-3a-fHaU>
Cc: "detnet-dp-dt@ietf.org" <detnet-dp-dt@ietf.org>
Subject: [Detnet-dp-dt] An optional scheme that can support Detnet with a single layer of PW label
X-BeenThere: detnet-dp-dt@ietf.org
X-Mailman-Version: 2.1.17
Precedence: list
List-Id: DetNet WG Data Plane Design Team <detnet-dp-dt.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/detnet-dp-dt>, <mailto:detnet-dp-dt-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/detnet-dp-dt/>
List-Post: <mailto:detnet-dp-dt@ietf.org>
List-Help: <mailto:detnet-dp-dt-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/detnet-dp-dt>, <mailto:detnet-dp-dt-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 21 Feb 2017 09:31:09 -0000

Hi all,

The intention of this slide is to provide an optional scheme that can support Detnet with a single layer of PW label. 
For the time being the slide demonstrates that it is possible in the data plane.
Your comments are very welcome.

Best regards,
Yuanlong


-----Original Message-----
From: Detnet-dp-dt [mailto:detnet-dp-dt-bounces@ietf.org] On Behalf Of Jouni Korhonen
Sent: Sunday, February 19, 2017 3:29 PM
To: Loa Andersson
Cc: detnet-dp-dt@ietf.org
Subject: Re: [Detnet-dp-dt] FRER example.. maybe a way forward? was Re: quick notes from call 2/14/15

Loa,

> On 18 Feb 2017, at 23:26, Loa Andersson <loa@pi.nu> wrote:
> 
> 
> 
> On 2017-02-19 15:22, Jouni Korhonen wrote:
>> 
> <snip>
>>> I don't follow - let us say we have one Ethernet and one TDM PW 
>>> crossing the domain, id e use the same d-pw label, how do we know 
>>> which one we do Ethernet NSP and which one we do TDM NSP on??
>> 
>> Of course each e2e detnet flow have their own d-pw. Otherwise you cannot make a difference between them. Being the same means an e2e detnet flow would have a single d-pw label throughout the detnet/administrative domain in each x-PE.
>> 
> OK . so what you are saying is that replicated packets will have the same d-pw? I agree to that!

Yes. 

- JOuni

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

_______________________________________________
Detnet-dp-dt mailing list
Detnet-dp-dt@ietf.org
https://www.ietf.org/mailman/listinfo/detnet-dp-dt

v2.8.7 | Report a Bug | By Email