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From: Alissa Cooper <alissa@cooperw.in>
In-Reply-To: <9C4CDC41-FEFD-4858-A468-A58E1F298229@ericsson.com>
Date: Thu, 23 Apr 2020 16:29:28 -0400
Cc: =?utf-8?Q?Bal=C3=A1zs_Varga_A?= <balazs.a.varga@ericsson.com>,
 "gen-art@ietf.org" <gen-art@ietf.org>,
 "draft-ietf-detnet-data-plane-framework.all@ietf.org"
 <draft-ietf-detnet-data-plane-framework.all@ietf.org>, 
 "last-call@ietf.org" <last-call@ietf.org>,
 "detnet@ietf.org" <detnet@ietf.org>
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 <B5E1FC7E-166A-465D-B9EF-0DF2A08BDC8F@ericsson.com>
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To: Christer Holmberg <christer.holmberg=40ericsson.com@dmarc.ietf.org>
Archived-At: <https://mailarchive.ietf.org/arch/msg/gen-art/E6UhvZDsYr1GxK3n3NuI8urIgJo>
Subject: Re: [Gen-art] Genart last call review of
 draft-ietf-detnet-data-plane-framework-04
Precedence: list

Christer, thanks for your review. Bal=C3=A1zs, thanks for your response. =
I entered a No Objection ballot.

Alissa


> On Apr 16, 2020, at 12:46 PM, Christer Holmberg =
<christer.holmberg=3D40ericsson.com@dmarc.ietf.org> wrote:
>=20
> Hi Bala'zs,
>=20
> The modified text you suggest addresses my issue.
>=20
> Thanks!
>=20
> Regards,
>=20
> Christer
>=20
>=20
> =EF=BB=BFOn 16/04/2020, 14.28, "Bal=C3=A1zs Varga A" =
<balazs.a.varga@ericsson.com> wrote:
>=20
>    Hi Christer,
>=20
>    No, data plane specification does not cover what protocols are used =
by service sub-layer and forwarding sub-layer functions.
>    A data plane specification specifies what headers fields are there =
in the packet and how to use these header fields for a specific=20
>    purpose. For instance, in case of DetNet, what fields are used to =
recognize a DetNet flow (flow ID) and how is the sequence number=20
>    encoded and used.
>=20
>    A possible clarification is below (text added in brackets to firs =
sentence). Does it solves your concern?
>    OLD:
>       This document describes the concepts needed by any DetNet data =
plane
>       specification and provides considerations for any corresponding
>       implementation.  It covers the building blocks that provide the
>       DetNet service, the DetNet service sub-layer and the DetNet
>       forwarding sub-layer functions as described in the DetNet
>       Architecture.
>=20
>    NEW:
>       This document describes the concepts needed by any DetNet data =
plane
>       specification (i.e., the DetNet-specific use of packet header =
fields) and=20
>       provides considerations for any corresponding
>       implementation.  It covers the building blocks that provide the
>       DetNet service, the DetNet service sub-layer and the DetNet
>       forwarding sub-layer functions as described in the DetNet
>       Architecture.
>=20
>    Thanks
>    Bala'zs
>=20
>    -----Original Message-----
>    From: Christer Holmberg <christer.holmberg@ericsson.com>=20
>    Sent: Wednesday, April 15, 2020 11:19 PM
>    To: Bal=C3=A1zs Varga A <balazs.a.varga@ericsson.com>; =
gen-art@ietf.org
>    Cc: last-call@ietf.org; =
draft-ietf-detnet-data-plane-framework.all@ietf.org; detnet@ietf.org
>    Subject: Re: Genart last call review of =
draft-ietf-detnet-data-plane-framework-04
>=20
>    Hi Bala'zs,
>=20
>    Thank you for the reply and clarifications. I still have a question =
on Q2.
>=20
>    ...
>=20
>        Q2:
>=20
>>> The first line of the 2nd paragraph of the Introduction says:
>>>=20
>>> =E2=80=9CThis document describes the concepts needed by any DetNet =
data plane specification=E2=80=A6=E2=80=9D
>>>=20
>>> What is meant by DetNet data plane specification? The definition of =
DetNet flows over a specific network technology? Please clarify, or =
reference if already defined elsewhere.
>>=20
>> <BV> Data plane documents focuses how DetNet packets are recognized =
and served according to DetNet service and forwarding sub-layer =
functions.=20
>> The next sentence is intended to clarify that.
>=20
>        The next sentence is fine. It is just a little unclear to me =
what the definition of DetNet data plane specification actually is. Is =
it a specification that=20
>        defines the combination of service sub-layer using protocol X =
and forwarding sub-layer using protocol Y?
>=20
>=20
>    Regards,
>=20
>    Christer   =20
>=20
>=20
>=20
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