Re: [Detnet-dp-dt] DP DT solution draft slides for IETF99
"Korhonen, Jouni" <Jouni.Korhonen@nordicsemi.no> Sun, 16 July 2017 09:23 UTC
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From: "Korhonen, Jouni" <Jouni.Korhonen@nordicsemi.no>
To: János Farkas <janos.farkas@ericsson.com>, Lou Berger <lberger@labn.net>, Jiangyuanlong <jiangyuanlong@huawei.com>, Jouni <jouni.nospam@gmail.com>, "cjbc@it.uc3m.es" <cjbc@it.uc3m.es>, 'Balázs Varga A' <balazs.a.varga@ericsson.com>, "detnet-dp-dt@ietf.org" <detnet-dp-dt@ietf.org>
Thread-Topic: [Detnet-dp-dt] DP DT solution draft slides for IETF99
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Date: Sun, 16 Jul 2017 09:23:04 +0000
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Subject: Re: [Detnet-dp-dt] DP DT solution draft slides for IETF99
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Ack. > -----Original Message----- > From: János Farkas [mailto:janos.farkas@ericsson.com] > Sent: Sunday, July 16, 2017 00:23 AM > To: Lou Berger <lberger@labn.net>; Korhonen, Jouni > <Jouni.Korhonen@nordicsemi.no>; Jiangyuanlong <jiangyuanlong@huawei.com>; > Jouni <jouni.nospam@gmail.com>; cjbc@it.uc3m.es; 'Balázs Varga A' > <balazs.a.varga@ericsson.com>; detnet-dp-dt@ietf.org > Subject: Re: [Detnet-dp-dt] DP DT solution draft slides for IETF99 > > Hi, > > Jouni, thank you very much for preparing the slides! > I agree it is good. > > just a minor comments. > > title page could reflect that this is in fact draft-dt-detnet-dp-sol-01. > I know that the draft is there at the bottom of many pages, but perhaps > it'd be better to call out to the title page. > (and data plane solutions design team, not data plane alternatives ;-) ) > > Thanks, > Janos > > > > > > > > On 7/14/2017 4:29 PM, Lou Berger wrote: > > Looks. Just add page numbers... > > > > Thanks, > > > > Lou > > > > > > On 7/14/2017 7:22 AM, Korhonen, Jouni wrote: > >> Another update. > >> > >> - Jouni > >> > >> > >>> -----Original Message----- > >>> From: Lou Berger [mailto:lberger@labn.net] > >>> Sent: Friday, July 14, 2017 13:22 PM > >>> To: Jiangyuanlong <jiangyuanlong@huawei.com>; Jouni > >>> <jouni.nospam@gmail.com>; cjbc@it.uc3m.es; Korhonen, Jouni > >>> <Jouni.Korhonen@nordicsemi.no>; 'Balázs Varga A' > >>> <balazs.a.varga@ericsson.com>; detnet-dp-dt@ietf.org > >>> Subject: Re: [Detnet-dp-dt] DP DT solution draft slides for IETF99 > >>> > >>> T-label imo. > >>> > >>> Lou > >>> > >>> > >>> On July 14, 2017 4:26:06 AM Jiangyuanlong <jiangyuanlong@huawei.com> > >>> wrote: > >>> > >>>> Sorry, I was confused by L-label in the last version and S-Label. > >>>> But we still need to harmonize the T-Lable with the S-Label. > >>>> For example, if we set up a low-latency or contention-free LSP for > >>>> a detnet flow (between DA-T-PEs or DA-S-PEs), most probably we need > >>>> some traffic engineered LSPs (i.e., L-LSP as defined in RFC 3270). > >>>> Can we regard L-LSP labels on the path to be a T-Label or an S-Label? > >>>> > >>>> Best regards, > >>>> Yuanlong > >>>> > >>>> -----Original Message----- > >>>> From: Detnet-dp-dt [mailto:detnet-dp-dt-bounces@ietf.org] On Behalf > >>>> Of Jiangyuanlong > >>>> Sent: Friday, July 14, 2017 3:56 PM > >>>> To: Jouni; cjbc@it.uc3m.es; 'Korhonen, Jouni'; 'Balázs Varga A'; > >>>> detnet-dp-dt@ietf.org > >>>> Subject: Re: [Detnet-dp-dt] DP DT solution draft slides for IETF99 > >>>> > >>>> Hi folks, > >>>> > >>>> I am not sure we need to introduce S-Label in the first place. > >>>> As I remember, we had some consensus that PW label has carried > >>>> enough information in the f2f discussion happened during the last > IETF meeting. > >>>> And S-label is regarded redundant for PW. Did I miss something? > >>>> > >>>> Thanks, > >>>> Yuanlong > >>>> > >>>> -----Original Message----- > >>>> From: Detnet-dp-dt [mailto:detnet-dp-dt-bounces@ietf.org] On Behalf > >>>> Of Jouni > >>>> Sent: Friday, July 14, 2017 1:17 PM > >>>> To: cjbc@it.uc3m.es; 'Korhonen, Jouni'; 'Balázs Varga A'; > >>>> detnet-dp-dt@ietf.org > >>>> Subject: Re: [Detnet-dp-dt] DP DT solution draft slides for IETF99 > >>>> > >>>> Thanks. > >>>> > >>>>> -----Original Message----- > >>>>> From: Detnet-dp-dt [mailto:detnet-dp-dt-bounces@ietf.org] On > >>>>> Behalf Of Carlos Jesús Bernardos Cano > >>>>> Sent: Thursday, July 13, 2017 20:39 PM > >>>>> To: Korhonen, Jouni <Jouni.Korhonen@nordicsemi.no>; Balázs Varga A > >>>>> <balazs.a.varga@ericsson.com>; detnet-dp-dt@ietf.org > >>>>> Subject: Re: [Detnet-dp-dt] DP DT solution draft slides for IETF99 > >>>>> > >>>>> Hi Jouni, > >>>>> > >>>>> Thanks for preparing this. Some small comments below: > >>>>> > >>>>> - Slide 6: I'd remove "native" in "PW-based native DetNet" to be > >>>>> consistent with the terms used in the draft (alternatively, I'd > >>>>> use > >>>>> "IPv6- based native DetNet" in slide 7for consistency with > >>>>> "PW-based native DetNet in slide 6). > >>>> Oops. Good catch. > >>>> > >>>>> - Slides 11 and 12: use the same order for "Flow-ID" and "SeqNum" > >>>>> on the slides (right hand side) > >>>> Ok. > >>>> > >>>> > >>>>> - Slide 11: though I have no concrete proposal, I think the > >>>>> S-label could be better introduced (maybe with a figure, also > >>>>> introducing the (DA-)T-PE and (DA-)S-PE node terminology). > >>>> Ok. I'll come up with something. > >>>> > >>>> > >>>>> - Slide 14: "already be seen" --> "already been seen" > >>>> Ok. > >>>> > >>>> - Jouni > >>>> > >>>> > >>>> > >>>>> Thanks, > >>>>> > >>>>> Carlos > >>>>> > >>>>> On Thu, 2017-07-13 at 13:57 +0000, Korhonen, Jouni wrote: > >>>>>> An update.. I am still doing the QoS etc part of the deck. > >>>>>> > >>>>>> > >>>>>> - Jouni > >>>>>> > >>>>>> > >>>>>> > >>>>>>> -----Original Message----- > >>>>>>> From: Balázs Varga A [mailto:balazs.a.varga@ericsson.com] > >>>>>>> Sent: Thursday, July 13, 2017 12:54 PM > >>>>>>> To: Korhonen, Jouni <Jouni.Korhonen@nordicsemi.no>; > >>>>>>> detnet-dp-dt@ie tf.org > >>>>>>> Subject: RE: DP DT solution draft slides for IETF99 > >>>>>>> > >>>>>>> Hi Jouni, > >>>>>>> > >>>>>>> Thanks for preparing this. Just some fast reactions: > >>>>>>> - slide5-6-7: we may receive a comment that it looks like only > >>>>>>> end- hosts having same type (TSN, MPLS, IPv6) can be > >>> interconnected. > >>>>>>> I would propose to add a note, that other combinations as > >>>>>>> depicted requires further considerations. > >>>>>>> > >>>>>>> - slide8: we have used the MS-PW analogy during our discussions. > >>>>>>> However > >>>>>>> it is valid only if PREF is used. > >>>>>>> I would propose to refer on the first bullet only to "PseudoWires" > >>>>>>> and > >>>>>>> "IPv6" as the two data plane solution. > >>>>>>> A further note could highlight the MS-PW analogy for PREF > >>> scenarios. > >>>>>>> - slide10-11: I would pair the DetNet flow specific information > >>>>>>> fields to be transported with the data plane encapsulation fields. > >>>>>>> DetNet flow Encapsulation fields > >>>>>>> Flow ID: PW label > >>>>>>> Seq. number: CW > >>>>>>> > >>>>>>> - slide14: regarding multicast DetNet flows I would formulate > >>>>>>> somewhat different. In my view we have considered p2p data plane > >>>>>>> solutions. > >>>>>>> The defined data plane works for DetNet flows having multicast > >>>>>>> dst- address assuming that the DetNet domain provides p2p > >>> connectivity. > >>>>>>> We may also receive comments that many DetNet flows are > >>>>>>> multicast (e.g., TSN flows using IEEE-FRER, etc.) > >>>>>>> > >>>>>>> Cheers > >>>>>>> Bala'zs > >>>>>>> > >>>>>>> -----Original Message----- > >>>>>>> From: Detnet-dp-dt [mailto:detnet-dp-dt-bounces@ietf.org] On > >>>>>>> Behalf Of Korhonen, Jouni > >>>>>>> Sent: 2017. július 12. 23:29 > >>>>>>> To: detnet-dp-dt@ietf.org > >>>>>>> Subject: [Detnet-dp-dt] DP DT solution draft slides for IETF99 > >>>>>>> > >>>>>>> Hi, > >>>>>>> > >>>>>>> Sorry about this taking so long. Please, have a look and flame > on.. > >>>>>>> There's still time to work on the actual content. However, keep > >>>>>>> in mind that this is mainly an update from last time. > >>>>>>> > >>>>>>> - Jouni > >>>>>> _______________________________________________ > >>>>>> Detnet-dp-dt mailing list > >>>>>> Detnet-dp-dt@ietf.org > >>>>>> https://www.ietf.org/mailman/listinfo/detnet-dp-dt > >>>>> _______________________________________________ > >>>>> Detnet-dp-dt mailing list > >>>>> Detnet-dp-dt@ietf.org > >>>>> https://www.ietf.org/mailman/listinfo/detnet-dp-dt > >>>> _______________________________________________ > >>>> Detnet-dp-dt mailing list > >>>> Detnet-dp-dt@ietf.org > >>>> https://www.ietf.org/mailman/listinfo/detnet-dp-dt > >>>> _______________________________________________ > >>>> Detnet-dp-dt mailing list > >>>> Detnet-dp-dt@ietf.org > >>>> https://www.ietf.org/mailman/listinfo/detnet-dp-dt > >>>> _______________________________________________ > >>>> Detnet-dp-dt mailing list > >>>> Detnet-dp-dt@ietf.org > >>>> https://www.ietf.org/mailman/listinfo/detnet-dp-dt > > _______________________________________________ > > Detnet-dp-dt mailing list > > Detnet-dp-dt@ietf.org > > https://www.ietf.org/mailman/listinfo/detnet-dp-dt
- [Detnet-dp-dt] DP DT solution draft slides for IE… Korhonen, Jouni
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Balázs Varga A
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Korhonen, Jouni
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Korhonen, Jouni
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Carlos Jesús Bernardos Cano
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Jouni
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Jiangyuanlong
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Jiangyuanlong
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Lou Berger
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Korhonen, Jouni
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Jiangyuanlong
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Loa Andersson
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Lou Berger
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… János Farkas
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Loa Andersson
- Re: [Detnet-dp-dt] DP DT solution draft slides fo… Korhonen, Jouni