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Re: Draft response to New Liaison Statement, "LS on ATSSS Phase 2 conclusions"

Ian Swett <ianswett@google.com> Tue, 08 December 2020 21:14 UTC

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From: Ian Swett <ianswett@google.com>
Date: Tue, 08 Dec 2020 16:13:49 -0500
Message-ID: <CAKcm_gMu68nvQt1eKc7S_gV3ZzGwhYUHfPwtkuhqd2Vq7Ny0wQ@mail.gmail.com>
Subject: Re: Draft response to New Liaison Statement, "LS on ATSSS Phase 2 conclusions"
To: sarikaya@ieee.org
Cc: Lars Eggert <lars@eggert.org>, QUIC WG <quic@ietf.org>
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On Tue, Dec 8, 2020 at 4:07 PM Behcet Sarikaya <sarikaya2012@gmail.com>
wrote:

> Hi Lars,
>
> Sorry I did not understand this email and found it very negative.
>

I would disagree with this characterization.  I believe Lars summary is
realistic and reflects the reality of the discussion I've observed.


>
> You mention individual proposals, I saw 4 listed somewhere before.
> However, the one by Huitema is not a solution perse (no offense intended)
> it addresses one issue it is based on his view that multiple paths should
> have one packet numbering.
> I thought that deconinck draft was the main one which already has been
> revised so many times.
>

I see this as a recurring thread and I don't think that a draft having more
revisions is by itself an indication it should be the primary choice for
adoption.  I think that draft is overly complex as it stands today, but I
agree that having multiple PN spaces is fairly appealing in a general
solution.


> Also I am not sure if it is a good idea to be not so cooperative with a
> very important organization like 3GPP.
>
> So I suggest a deep rewrite of this reply.
>
> My 3 cents.
>
> Behcet
>
> On Tue, Dec 8, 2020 at 12:02 PM Lars Eggert <lars@eggert.org> wrote:
>
>> Hi,
>>
>> FYI, below is a draft of our intended response to the recent Liaison
>> Statement "LS on ATSSS Phase 2 conclusions" which we intend to send next
>> week.
>>
>> Please feel free to send comments.
>>
>> Thanks,
>> Lars and Lucas
>>
>> --
>>
>> Thank you for the update on your architectural design and your intended
>> standardization timeline.
>>
>> Multipath support for QUIC remains under active discussion in the IETF
>> QUIC working group. While multiple design proposals for such an extension
>> have been proposed, it remains uncertain for the time being if the WG will
>> come to consensus on adopting a work item on multipath QUIC, and if so,
>> which individual proposal it would be based on and whether or not it would
>> satisfy your architectural design. We unfortunately also cannot predict
>> whether the WG discussion will have sufficiently progressed by March 2021
>> for such a consensus to emerge.
>>
>> Kind regards,
>> Lucas Pardue and Lars Eggert, QUIC Working Group chairs
>>
>

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