Re: [Roll] Benjamin Kaduk's Discuss on draft-ietf-roll-turnon-rfc8138-14: (with DISCUSS and COMMENT)

"Pascal Thubert (pthubert)" <pthubert@cisco.com> Thu, 24 September 2020 15:55 UTC

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From: "Pascal Thubert (pthubert)" <pthubert@cisco.com>
To: Alvaro Retana <aretana.ietf@gmail.com>
CC: Benjamin Kaduk <kaduk@mit.edu>, The IESG <iesg@ietf.org>, "draft-ietf-roll-turnon-rfc8138@ietf.org" <draft-ietf-roll-turnon-rfc8138@ietf.org>, Martin Duke <martin.h.duke@gmail.com>, Routing Over Low power and Lossy networks <roll@ietf.org>, "roll-chairs@ietf.org" <roll-chairs@ietf.org>, "Michael Richardson" <mcr+ietf@sandelman.ca>
Thread-Topic: [Roll] Benjamin Kaduk's Discuss on draft-ietf-roll-turnon-rfc8138-14: (with DISCUSS and COMMENT)
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Date: Thu, 24 Sep 2020 15:54:52 +0000
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Subject: Re: [Roll] Benjamin Kaduk's Discuss on draft-ietf-roll-turnon-rfc8138-14: (with DISCUSS and COMMENT)
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OK Alvaro, 

I'll make that change in both unaware leaves and this, since they are aligned to similar wording.

Take care,

Pascal

> -----Original Message-----
> From: Alvaro Retana <aretana.ietf@gmail.com>
> Sent: jeudi 24 septembre 2020 17:49
> To: Pascal Thubert (pthubert) <pthubert@cisco.com>
> Cc: Benjamin Kaduk <kaduk@mit.edu>du>; The IESG <iesg@ietf.org>rg>; draft-ietf-
> roll-turnon-rfc8138@ietf.org; Martin Duke <martin.h.duke@gmail.com>om>;
> Routing Over Low power and Lossy networks <roll@ietf.org>rg>; roll-
> chairs@ietf.org; Michael Richardson <mcr+ietf@sandelman.ca>
> Subject: Re: [Roll] Benjamin Kaduk's Discuss on draft-ietf-roll-turnon-rfc8138-
> 14: (with DISCUSS and COMMENT)
> 
> On September 24, 2020 at 8:13:09 AM, Pascal Thubert wrote:
> 
> 
> Pascal:
> 
> Hi!
> 
> > Following the meeting last Monday and subsequent the update of
> > useofrplinfo by Michael (thanks Michael!) I published a new version of
> > the turnon RFC
> > 8138 draft.
> >
> > The major changes are
> > - removed the formal update to RFC 6550
> > - refer to useofrplinfo as the justification why the flag is not
> > defined for MOP 7
> > - defined the operation in MOP 7 as compression on iff the Link uses
> > 6LoPWAN HC.
> 
> Thanks for these changes.
> 
> Because we have to cycle useofrplinfo back through (when the WG is done
> with it), I asked Ben/Martin to wait for that before coming back to this
> document.  It'll make it easier than tracking multiple changes. :-)
> 
> 
> OTOH, I do have comments on the recent change:
> 
> OLD>
>    Section 4.3 of [USEofRPLinfo] updates [RFC6550] to indicate that the
>    definition of the Flags applies to Mode of Operation (MOP) values
>    zero (0) to six (6) only, leaving the flags reserved for MOP value
>    seven (7).  For a MOP value of 7, the bit in position 2 is considered
>    unallocated and [RFC8138] MUST be used on Links where 6LoWPAN Header
>    Compression [RFC6282] applies and MUST NOT be used otherwise.
> 
> NEW>
> 
>    Section 4.3 of [USEofRPLinfo] updates [RFC6550] to indicate that the
>    definition of the Flags applies to Mode of Operation (MOP) values zero (0)
>    to six (6) only.  For a MOP value of 7, [RFC8138] MUST be used on Links
>    where 6LoWPAN Header Compression [RFC6282] applies and MUST NOT be
> used
>    otherwise.
> 
> 
> Thanks!
> 
> Alvaro.