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Re: [icnrg] low-latency and scalable video distribution

Dirk Kutscher <ietf@dkutscher.net> Wed, 23 March 2022 10:21 UTC

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From: Dirk Kutscher <ietf@dkutscher.net>
To: ICNRG <icnrg@irtf.org>
Date: Wed, 23 Mar 2022 11:21:18 +0100
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Subject: Re: [icnrg] low-latency and scalable video distribution
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Here is a comprehensive presentation that includes most of the aspects I mentioned:

https://datatracker.ietf.org/meeting/113/materials/slides-113-moq-5-range-of-architectures-00

Dirk

On 23 Mar 2022, at 11:19, Dirk Kutscher wrote:

> Hello,
>
> in case you missed it, the MOQ (Media over QUIC, https://datatracker.ietf.org/meeting/113/materials/agenda-113-moq-06) BOF at IETF-113 is discussing low-latency video distribution use cases.
>
> The idea is to reduce latency for live streaming, i.e., achieving interactive conferencing latency without losing scalability.
>
> The current thinking is using either RUSH (https://datatracker.ietf.org/doc/html/draft-kpugin-rush-00) or SRT over QUIC (meh ;-).
>
> I believe that eventual solutions will have to do with stream prioritization, "relaxed" congestion control and incorporating the concept of relays.
>
> Other topics/ideas that came up:
>
> * application layer multicast
> * local retransmissions
> * content naming
>
> Maybe something to look into from an ICN perspective...
>
> Dirk
>
>
>
>
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