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Re: [Int-area] Middleboxes to aid the deployment of MPTCP

Tom Herbert <tom@herbertland.com> Thu, 20 July 2017 15:38 UTC

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From: Tom Herbert <tom@herbertland.com>
Date: Thu, 20 Jul 2017 08:38:51 -0700
Message-ID: <CALx6S34CkyAMdEj1XNZRwJrnoFSnrw4cxabQAzxh_nskRmjJ5Q@mail.gmail.com>
To: mohamed.boucadair@orange.com
Cc: Joe Touch <touch@isi.edu>, Olivier Bonaventure <olivier.bonaventure@tessares.net>, Internet Area <int-area@ietf.org>, "tsv-area@ietf.org" <tsv-area@ietf.org>
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Subject: Re: [Int-area] Middleboxes to aid the deployment of MPTCP
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On Thu, Jul 20, 2017 at 8:26 AM,  <mohamed.boucadair@orange.com> wrote:
> Re-,
>
> Please see inline.
>
> Cheers,
> Med
>
>> -----Message d'origine-----
>> De : Joe Touch [mailto:touch@isi.edu]
>> Envoyé : jeudi 20 juillet 2017 16:37
>> À : BOUCADAIR Mohamed IMT/OLN; Olivier Bonaventure; Internet Area; tsv-
>> area@ietf.org
>> Objet : Re: [Int-area] Middleboxes to aid the deployment of MPTCP
>>
>>
>>
>> On 7/19/2017 10:39 PM, mohamed.boucadair@orange.com wrote:
>> > Hi Joe,
>> >
>> > The text can always be worked out. This is not an IETF LC :)
>> Agreed - I was explaining that the current text - and many of the
>> responses in this chain, both from you and others, continues to be
>> confusing.
>>
> [Med] Calling out those confusing points would help.
>
>> > The main point is that we are following your suggestion to define the
>> solution as an application proxy using a dedicated port number.
>> As feedback for the doc, that could be made more explicit, including in
>> the title (this is an application proxy, not typically referred to as
>> middleboxes).
>>
>
> [Med] Looks like a good idea to me.
>
That use of the term middleboxes as opposed to proxy was also
confusing to me. I'd also suggest not to call this a netwotk function,
that has other connotations that don't apply here.

Tom

>> That also includes limiting the doc to using TCP app-layer APIs and
>> describing any behavior that *might* happen at the segment level as just
>> that - hypothetical, perhaps desired, but NOT the mechanism being
>> proposed.
>>
>> FWIW.
>>
>> Joe
>
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