Re: [MBONED] Detnet WG charter ? “QOS and Jumbo frames” over public internet

Gyan Mishra <hayabusagsm@gmail.com> Tue, 28 July 2020 13:13 UTC

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From: Gyan Mishra <hayabusagsm@gmail.com>
Date: Tue, 28 Jul 2020 09:12:43 -0400
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To: Michael McBride <michael.mcbride@futurewei.com>
Cc: MBONED WG <mboned@ietf.org>, "detnet@ietf.org" <detnet@ietf.org>, "pim@ietf.org" <pim@ietf.org>
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Subject: Re: [MBONED] Detnet WG charter ? “QOS and Jumbo frames” over public internet
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I do recall PGM about 15+ years ago  a few vendor implemented it I believe
Cisco & Juniper.  I reviewed the draft for some more talking points for
today's discussion.

Thanks

Gyan

On Mon, Jul 27, 2020 at 11:10 PM Michael McBride <
michael.mcbride@futurewei.com> wrote:

> Hi Gyan,
>
>
>
> Please take a quick glance at RFC 5740 (NORM) and 3208 (PGM). We had a
> reliable multicast transport (rmt) wg, now closed, which put out some good
> rfc’s (https://datatracker.ietf.org/wg/rmt/documents/) which may be a
> good starting point for future work. Maybe it’s time to revisit this?  Talk
> to you tomorrow.
>
>
>
> mike
>
>
>
>
>
> *From:* MBONED <mboned-bounces@ietf.org> *On Behalf Of *Gyan Mishra
> *Sent:* Thursday, July 23, 2020 1:27 PM
> *To:* MBONED WG <mboned@ietf.org>; detnet@ietf.org; pim@ietf.org
> *Subject:* [MBONED] Detnet WG charter ? “QOS and Jumbo frames” over
> public internet
>
>
>
>
>
> Dear Detnet WG
>
>
>
> + PIM & MBONED ( As the ? relates to reliable multicast video delivery
> over the internet or 4G/5G RAN backhaul for reliable multicast over mobile
> devices as well as simultaneously massive data transfers and how to make
> feasible)
>
>
>
> I was curious if Detnet as it appears relevant to the charter to provide
> reliable voice and video delivery over the public internet.
>
>
>
> Their have been many white papers by universities and research
> institutions over the years related to how to make end to end QOS possible
> over the global internet.
>
>
>
> Historically the problem has always been that all providers have their own
> QOS policy and its impractical to be able to come up with a standard
> queuing standards that all ISPs throughout the hierarchical internet must
> follow from Tier 1 down to the broadband carriers so that multicast can
> thrive on the internet.
>
>
>
> I don’t think it’s impossible and maybe a ubiquitous standard exists
> exists that all providers must follow today but I am not aware of one.
>
>
>
> The conceptual idea is that in this day and age precluding the concept of
> net neutrality or not as that opens up another can of worms - In theory it
> seems possible to have a standard way of WRR IPV4 IPV6 dscp based or IPV6
> future flow label field to provide end to end QOS guarantees for voice and
> video and reliable multicast delivery over the internet.  This would help
> UDP RTP multicast tremendously so that I-frame does not get dropped
> resulting in buffering issues pervasive and show stopper for best effort
> class dscp 0 multicast over the internet.
>
>
>
> If a QOS queuing standard does not exist today across the internet which
> WG do you think the standard should fall?
>
>
>
> I figured I would start with Detnet w/ CC to MBONE and PIM.
>
>
>
> Another idea which is orthogonal but related to end to end Jumbo and jumbo
> grams over the internet for high speed data transfers end to end..
>
>
>
> I stated orthogonal as due to FIFO queuing serialization delays w/o
> pipelining architecture QOS WRR and SP queue, voice and video would suffer
> from Jumbo - understood.  However if end to end QOS was possible over the
> global internet you could in theory essentially have your cake and eat it
> to so to speak.  Meaning with QOS voice and video let’s say could sit in EF
> and futuristic IPV6 Jumbo grams 4.2G payload bulk transfers could sit in a
> separate WRR AF queue end to end across the internet for both flow types.
>
>
>
> Kind Regards
>
>
>
> Gyan
>
> --
>
>
> <https://nam11.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.verizon.com%2F&data=02%7C01%7Cmichael.mcbride%40futurewei.com%7C0bab63d5e18b49bafa6308d82f46e59a%7C0fee8ff2a3b240189c753a1d5591fedc%7C1%7C0%7C637311328847561602&sdata=iVsgI1D%2BpQqEdF39uRuiCLCoEgd4l3LY31AiBISXJao%3D&reserved=0>
>
> *Gyan Mishra*
>
> *Network Solutions Architect *
>
>
>
> *M 301 502-1347 13101 Columbia Pike  *Silver Spring, MD
>
>
>


-- 

<http://www.verizon.com/>

*Gyan Mishra*

*Network Solutions A**rchitect *



*M 301 502-134713101 Columbia Pike *Silver Spring, MD