Re: [Detnet-dp-dt] DP DT solution draft slides for IETF99
Lou Berger <lberger@labn.net> Fri, 14 July 2017 14:53 UTC
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To: "Korhonen, Jouni" <Jouni.Korhonen@nordicsemi.no>, 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>
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From: Lou Berger <lberger@labn.net>
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Date: Fri, 14 Jul 2017 10:29:25 -0400
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Archived-At: <https://mailarchive.ietf.org/arch/msg/detnet-dp-dt/qs7L0i8GixlwStOq5ufqL20IHLc>
Subject: Re: [Detnet-dp-dt] DP DT solution draft slides for IETF99
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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] 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