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RE: [ippm] QUIC concerns relating to draft-ietf-ippm-explicit-flow-measurements

"Lubashev, Igor" <ilubashe@akamai.com> Thu, 11 May 2023 14:24 UTC

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From: "Lubashev, Igor" <ilubashe@akamai.com>
To: Martin Thomson <mt@lowentropy.net>, "quic@ietf.org" <quic@ietf.org>
Subject: RE: [ippm] QUIC concerns relating to draft-ietf-ippm-explicit-flow-measurements
Thread-Topic: [ippm] QUIC concerns relating to draft-ietf-ippm-explicit-flow-measurements
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Date: Thu, 11 May 2023 14:23:41 +0000
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Matrin, the measurements described are not only feasible, but they are also feasible without an introduction of any new versions of QUIC.  It just takes a regular Transport Parameter negotiation in QUIC v1.

See https://datatracker.ietf.org/doc/html/draft-ferrieuxhamchaoui-quic-lossbits-03

- Igor

> -----Original Message-----
> From: Martin Thomson <mt@lowentropy.net>
> Sent: Thursday, May 11, 2023 6:30 AM
> To: quic@ietf.org
> Subject: Re: [ippm] QUIC concerns relating to draft-ietf-ippm-explicit-flow-
> measurements
> 
> On Thu, May 11, 2023, at 19:44, Giuseppe Fioccola wrote:
> > I think your concerns about QUIC are reasonable, but they can be taken
> > into account only for the specific application to QUIC, that would
> > eventually be defined in a separate draft.
> 
> I think that Lucas' point is that the draft describes something that isn't likely
> to ever be feasible.  At a minimum, the draft should be clear about the
> conditions that would be necessary to realize this goal.  From what I can see,
> the conditions involve deploying a new version of QUIC that completely
> displaces the existing version of QUIC, which - if not completely impossible -
> is at least highly improbable.

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