Re: [ippm] New Version Notification for draft-li-ippm-otwamp-on-lag-02.txt
Henrik Nydell <hnydell@accedian.com> Mon, 31 January 2022 12:56 UTC
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From: Henrik Nydell <hnydell@accedian.com>
Date: Mon, 31 Jan 2022 13:56:02 +0100
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To: "lizhenqiang@chinamobile.com" <lizhenqiang@chinamobile.com>
Cc: Zhou <zhoutianran=40huawei.com@dmarc.ietf.org>, Fioccola <giuseppe.fioccola=40huawei.com@dmarc.ietf.org>, ippm <ippm@ietf.org>
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Subject: Re: [ippm] New Version Notification for draft-li-ippm-otwamp-on-lag-02.txt
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Yes, that is understood, which is why I think TWAMP (being layer-3) is an odd choice for this. A layer-2 test like Y.1731 would be more suitable to monitor performance of individual LAG links. On Sat, Jan 29, 2022 at 10:28 AM lizhenqiang@chinamobile.com < lizhenqiang@chinamobile.com> wrote: > Hello Henrik and all, > > We considered the situation you mentioned. Becase it is difficult to > traverse all the possible link combinations, i.e. the number of possible > substreams is huge, we try to address LAG that directly connects two > devices first. > > ------------------------------ > Best Regards, > Zhenqiang Li > > li_zhenqiang@hotmail.com > > > *From:* Henrik Nydell <hnydell@accedian.com> > *Date:* 2022-01-28 19:56 > *To:* Tianran Zhou <zhoutianran=40huawei.com@dmarc.ietf.org> > *CC:* Giuseppe Fioccola <giuseppe.fioccola=40huawei.com@dmarc.ietf.org>; IETF > IPPM WG \(ippm@ietf.org\) <ippm@ietf.org> > *Subject:* Re: [ippm] New Version Notification for > draft-li-ippm-otwamp-on-lag-02.txt > I still think it would be much better to generalize this micro TWAMP > concept and not tie this to LAG, since that will be implementation specific > - only if you implement TWAMP directly on a LAG-device this draft would > apply. > Better then to generalize the concept and call the added identifier > "Substream ID" or something similar. Then this draft would also apply to > for example a vendor that implements routing over different paths or as > Tianran pointed out, MPLS-SR uses. Thus I would propose removing all > references to LAG in this draft and widen the scope to any situation where > there would be uses for labelled (ID:ed) substreams between the same > TWAMP-sender and session-reflector. > > > > On Fri, Jan 28, 2022 at 12:15 PM Tianran Zhou <zhoutianran= > 40huawei.com@dmarc.ietf.org> wrote: > >> Hi Giuseppe, >> >> Thanks very much for your review. >> I will incorporate your suggestions in the next revision. >> >> Cheers, >> Tianran >> >> -----Original Message----- >> From: ippm [mailto:ippm-bounces@ietf.org] On Behalf Of Giuseppe Fioccola >> Sent: Friday, January 28, 2022 7:03 PM >> To: Tianran Zhou <zhoutianran=40huawei.com@dmarc.ietf.org>; IETF IPPM WG >> (ippm@ietf.org) <ippm@ietf.org> >> Subject: Re: [ippm] New Version Notification for >> draft-li-ippm-otwamp-on-lag-02.txt >> >> Hi Tianran, All, >> I think that this is a useful work. >> For LAG, the use of active methods (OWAMP, TWAMP, STAMP) can also >> complement passive and hybrid methods. Indeed, the extensions proposed in >> this draft allow to monitor all the links and not only the link crossed by >> the observed packet stream. >> Maybe, you can also highlight this point in the introduction section. >> >> Minor nits: >> s/Reflector Member Link ID fields/Reflector Member Link ID field/ >> >> s/When sending a response to the received Test packet, the micro TWAMP >> Session-Sender/ When sending a response to the received Test packet, the >> micro TWAMP Session- Reflector/ >> >> >> Regards, >> >> Giuseppe >> >> >> -----Original Message----- >> From: ippm <ippm-bounces@ietf.org> On Behalf Of Tianran Zhou >> Sent: Monday, January 24, 2022 7:23 AM >> To: IETF IPPM WG (ippm@ietf.org) <ippm@ietf.org> >> Subject: [ippm] FW: New Version Notification for >> draft-li-ippm-otwamp-on-lag-02.txt >> >> Hi WG, >> >> We think this is an useful work on adapting OWAMP/TWAMP in LAG >> performance measurement. >> We updated this draft based on the comments from the meeting discussion >> and mailing list. >> Thanks for all the suggestions. >> More reviews and comments are welcome. >> >> Cheers, >> Tianran >> >> -----Original Message----- >> From: internet-drafts@ietf.org [mailto:internet-drafts@ietf.org] >> Sent: Monday, January 24, 2022 2:17 PM >> To: Greg Mirsky <gregimirsky@gmail.com>; Guo Jun <guo.jun2@zte.com.cn>; >> Jun Guo <guo.jun2@zte.com.cn>; Rakesh Gandhi <rgandhi@cisco.com>; >> Tianran Zhou <zhoutianran@huawei.com>; Zhenqiang Li < >> li_zhenqiang@hotmail.com> >> Subject: New Version Notification for draft-li-ippm-otwamp-on-lag-02.txt >> >> >> A new version of I-D, draft-li-ippm-otwamp-on-lag-02.txt >> has been successfully submitted by Tianran Zhou and posted to the IETF >> repository. >> >> Name: draft-li-ippm-otwamp-on-lag >> Revision: 02 >> Title: One-way/Two-way Active Measurement Protocol Extensions >> for Performance Measurement on LAG >> Document date: 2022-01-24 >> Group: Individual Submission >> Pages: 13 >> URL: >> https://www.ietf.org/archive/id/draft-li-ippm-otwamp-on-lag-02.txt >> Status: >> https://datatracker.ietf.org/doc/draft-li-ippm-otwamp-on-lag/ >> Htmlized: >> https://datatracker.ietf.org/doc/html/draft-li-ippm-otwamp-on-lag >> Diff: >> https://www.ietf.org/rfcdiff?url2=draft-li-ippm-otwamp-on-lag-02 >> >> Abstract: >> This document defines extensions to One-way Active Measurement >> Protocol (OWAMP), and Two-way Active Measurement Protocol (TWAMP) to >> implement performance measurement on every member link of a Link >> Aggregation Group (LAG). Knowing the measured metrics of each member >> link of a LAG enables operators to enforce the performance based >> traffic steering policy across the member links. >> >> >> >> >> >> The IETF Secretariat >> >> >> _______________________________________________ >> ippm mailing list >> ippm@ietf.org >> https://www.ietf.org/mailman/listinfo/ippm >> >> _______________________________________________ >> ippm mailing list >> ippm@ietf.org >> https://www.ietf.org/mailman/listinfo/ippm >> >> _______________________________________________ >> ippm mailing list >> ippm@ietf.org >> https://www.ietf.org/mailman/listinfo/ippm >> > > > -- > > *Henrik Nydell* > *Sr Product Manager* > 1.866.685.8181 > hnydell@accedian.com > <http://accedian.com/> > <https://www.facebook.com/accedian/> <https://twitter.com/Accedian> > <https://ca.linkedin.com/company/accedian> > <http://www.accedian.com/> > *accedian.com <http://accedian.com/>* > > Avis de confidentialité > > Les informations contenues dans le présent message et dans toute pièce qui > lui est jointe sont confidentielles et peuvent être protégées par le secret > professionnel. Ces informations sont à l’usage exclusif de son ou de ses > destinataires. Si vous recevez ce message par erreur, veuillez s’il vous > plait communiquer immédiatement avec l’expéditeur et en détruire tout > exemplaire. De plus, il vous est strictement interdit de le divulguer, de > le distribuer ou de le reproduire sans l’autorisation de l’expéditeur. > Merci. > > Confidentiality notice > > This e-mail message and any attachment hereto contain confidential > information which may be privileged and which is intended for the exclusive > use of its addressee(s). If you receive this message in error, please > inform sender immediately and destroy any copy thereof. Furthermore, any > disclosure, distribution or copying of this message and/or any attachment > hereto without the consent of the sender is strictly prohibited. Thank you. > > -- *Henrik Nydell* *Sr Product Manager* 1.866.685.8181 hnydell@accedian.com <http://accedian.com> <https://www.facebook.com/accedian/> <https://twitter.com/Accedian> <https://ca.linkedin.com/company/accedian> <http://www.accedian.com> *accedian.com <http://accedian.com>* -- Avis de confidentialité Les informations contenues dans le présent message et dans toute pièce qui lui est jointe sont confidentielles et peuvent être protégées par le secret professionnel. Ces informations sont à l’usage exclusif de son ou de ses destinataires. Si vous recevez ce message par erreur, veuillez s’il vous plait communiquer immédiatement avec l’expéditeur et en détruire tout exemplaire. De plus, il vous est strictement interdit de le divulguer, de le distribuer ou de le reproduire sans l’autorisation de l’expéditeur. Merci. Confidentiality notice This e-mail message and any attachment hereto contain confidential information which may be privileged and which is intended for the exclusive use of its addressee(s). If you receive this message in error, please inform sender immediately and destroy any copy thereof. Furthermore, any disclosure, distribution or copying of this message and/or any attachment hereto without the consent of the sender is strictly prohibited. Thank you.
- [ippm] FW: New Version Notification for draft-li-… Tianran Zhou
- Re: [ippm] New Version Notification for draft-li-… Mach Chen
- Re: [ippm] New Version Notification for draft-li-… Jeff Tantsura
- Re: [ippm] New Version Notification for draft-li-… Tianran Zhou
- Re: [ippm] New Version Notification for draft-li-… Haoyu Song
- Re: [ippm] FW: New Version Notification for draft… Aijun Wang
- Re: [ippm] FW: New Version Notification for draft… Tianran Zhou
- Re: [ippm] FW: New Version Notification for draft… Henrik Nydell
- Re: [ippm] FW: New Version Notification for draft… Tianran Zhou
- Re: [ippm] FW: New Version Notification for draft… Henrik Nydell
- Re: [ippm] FW: New Version Notification for draft… Tianran Zhou
- Re: [ippm] FW: New Version Notification for draft… Henrik Nydell
- Re: [ippm] FW: New Version Notification for draft… Tianran Zhou
- Re: [ippm] FW: New Version Notification for draft… Henrik Nydell
- Re: [ippm] FW: New Version Notification for draft… Tianran Zhou
- Re: [ippm] FW: New Version Notification for draft… Henrik Nydell
- Re: [ippm] New Version Notification for draft-li-… Giuseppe Fioccola
- Re: [ippm] New Version Notification for draft-li-… Tianran Zhou
- Re: [ippm] New Version Notification for draft-li-… Henrik Nydell
- Re: [ippm] New Version Notification for draft-li-… Tianran Zhou
- Re: [ippm] New Version Notification for draft-li-… lizhenqiang@chinamobile.com
- Re: [ippm] New Version Notification for draft-li-… Henrik Nydell
- Re: [ippm] New Version Notification for draft-li-… Jeff Tantsura
- Re: [ippm] New Version Notification for draft-li-… Haoyu Song
- Re: [ippm] New Version Notification for draft-li-… Jeff Tantsura
- Re: [ippm] New Version Notification for draft-li-… Tianran Zhou
- Re: [ippm] New Version Notification for draft-li-… lizhenqiang@chinamobile.com
- Re: [ippm] New Version Notification for draft-li-… Jeff Tantsura
- Re: [ippm] FW: New Version Notification for draft… guo.jun2
- Re: [ippm] FW: New Version Notification for draft… xiao.min2
- Re: [ippm] FW: New Version Notification for draft… Tianran Zhou