Re: [Pals] I-D Action: draft-cheng-pals-p2p-pw-multicast-01.txt
Stewart Bryant <stewart.bryant@gmail.com> Mon, 09 December 2019 19:53 UTC
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From: Stewart Bryant <stewart.bryant@gmail.com>
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Date: Mon, 09 Dec 2019 19:53:47 +0000
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Cc: David Sinicrope <david.sinicrope=40ericsson.com@dmarc.ietf.org>, draft-cheng-pals-p2p-pw-multicast@ietf.org, pals@ietf.org
To: Weiqiang Cheng <chengweiqiang@chinamobile.com>
References: <B60F3229-F3F5-4A1E-9A6C-0BB27D1722A4@gmail.com> <10D2808C-26FA-462B-A652-D04F4DD15EF8@ericsson.com> <008c01d5a37c$1b05ba10$51112e30$@com>
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Subject: Re: [Pals] I-D Action: draft-cheng-pals-p2p-pw-multicast-01.txt
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Hi Weiqiang Cheng Please can I suggest exploring with David (who I understand is the editor of that BBF text) revising the BBF document to include your case. Best Regards Stewart > On 25 Nov 2019, at 10:35, Weiqiang Cheng <chengweiqiang@chinamobile.com> wrote: > > Hi David, > Thank you very much for your information. > We’ve read the document you provided and the application scenarios and solutions are different from the document. > The solution here is intent to give a multicast solution, the OAM and the protection functions in the network which only support p2p PW. The solution is different from the solution in BBF document. > > B.R. > Weiqiang Cheng > > > 发件人: Pals [mailto:pals-bounces@ietf.org] 代表 David Sinicrope > 发送时间: 2019年11月21日 16:28 > 收件人: Stewart Bryant > 抄送: draft-cheng-pals-p2p-pw-multicast@ietf.org; pals@ietf.org > 主题: Re: [Pals] I-D Action: draft-cheng-pals-p2p-pw-multicast-01.txt > > https://www.broadband-forum.org/technical/download/TR-221_Issue-1.pdf <https://www.broadband-forum.org/technical/download/TR-221_Issue-1.pdf#page98> > See Appendix F > > And > > https://www.broadband-forum.org/technical/download/TR-224.pdf <https://www.broadband-forum.org/technical/download/TR-224.pdf#page71> > Section 13 > > Not sure these give the detail needed but they seem to address the same topic as the draft. > > Dave > > > > On Nov 21, 2019, at 4:07 PM, Stewart Bryant <stewart.bryant@gmail.com> wrote: > >> Hi, >> >> Please can the authors help me understand why this is a PALS draft, or indeed why it is a draft at all? >> >> I don’t think it proposes to extend the PALS technology. It simply uses PWs to carry L2 (presumably Ethernet) across a provider network, something that PWs already do. >> >> Maybe I don’t understand the draft, but this looks like a deployment description that does not need standardisation. >> >> Please can the authors help the WG better understand why this needs to be an IETF specification? >> >> Best regards >> >> Stewart >> >> >> On 19 Nov 2019, at 14:55, internet-drafts@ietf.org wrote: >>> >>> >>> A New Internet-Draft is available from the on-line Internet-Drafts directories. >>> >>> >>> Title : Efficient Layer 2 Multicast with Point-to-Point Pseudowires >>> Authors : Weiqiang Cheng >>> Jie Dong >>> Filename : draft-cheng-pals-p2p-pw-multicast-01.txt >>> Pages : 6 >>> Date : 2019-11-18 >>> >>> Abstract: >>> Multicast services such as Evolved Multimedia Broadcast/Multicast >>> Service (eMBMS) become more and more popular in mobile networks. In >>> mobile transport network, it is important for the operators to >>> provide efficient transport of multicast services with existing >>> network devices. This document describes a mechanism of using point- >>> to-point Pseudowires (PW) [RFC3985] to achieve efficient layer 2 >>> multicast transportation in mobile transport networks.The document >>> gives a multicast method by utilizing a Point-to-Point (P2P) path >>> between nodes in a packet transport network , according to the >>> destination IP address. With it, the PTN nodes can replicate and >>> forward the service message, which are received from the multicast >>> server, to the plurality of multicast clients corresponding to the >>> destination IP address. >>> >>> >>> The IETF datatracker status page for this draft is: >>> https://datatracker.ietf.org/doc/draft-cheng-pals-p2p-pw-multicast/ >>> >>> There are also htmlized versions available at: >>> https://tools.ietf.org/html/draft-cheng-pals-p2p-pw-multicast-01 >>> https://datatracker.ietf.org/doc/html/draft-cheng-pals-p2p-pw-multicast-01 >>> >>> A diff from the previous version is available at: >>> https://www.ietf.org/rfcdiff?url2=draft-cheng-pals-p2p-pw-multicast-01 >>> >>> >>> Please note that it may take a couple of minutes from the time of submission >>> until the htmlized version and diff are available at tools.ietf.org. >>> >>> Internet-Drafts are also available by anonymous FTP at: >>> ftp://ftp.ietf.org/internet-drafts/ >>> >>> _______________________________________________ >>> I-D-Announce mailing list >>> I-D-Announce@ietf.org >>> https://www.ietf.org/mailman/listinfo/i-d-announce >>> Internet-Draft directories: http://www.ietf.org/shadow.html >>> or ftp://ftp.ietf.org/ietf/1shadow-sites.txt >> >> _______________________________________________ >> Pals mailing list >> Pals@ietf.org >> https://www.ietf.org/mailman/listinfo/pals
- Re: [Pals] I-D Action: draft-cheng-pals-p2p-pw-mu… Stewart Bryant
- Re: [Pals] I-D Action: draft-cheng-pals-p2p-pw-mu… David Sinicrope
- [Pals] 答复: I-D Action: draft-cheng-pals-p2p-pw-mu… Weiqiang Cheng
- Re: [Pals] I-D Action: draft-cheng-pals-p2p-pw-mu… Stewart Bryant
- [Pals] 答复: I-D Action: draft-cheng-pals-p2p-pw-mu… Weiqiang Cheng
- [Pals] 答复: I-D Action: draft-cheng-pals-p2p-pw-mu… Weiqiang Cheng
- Re: [Pals] I-D Action: draft-cheng-pals-p2p-pw-mu… Stewart Bryant
- Re: [Pals] I-D Action: draft-cheng-pals-p2p-pw-mu… Andrew G. Malis
- Re: [Pals] I-D Action: draft-cheng-pals-p2p-pw-mu… RFC ISE (Adrian Farrel)
- [Pals] 答复: I-D Action: draft-cheng-pals-p2p-pw-mu… Weiqiang Cheng