Re: [Roll] suggested addition to draft-ietf-roll-efficient-npdao

Ines Robles <mariainesrobles@googlemail.com> Tue, 03 September 2019 11:06 UTC

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From: Ines Robles <mariainesrobles@googlemail.com>
Date: Tue, 3 Sep 2019 14:06:27 +0300
Message-ID: <CAP+sJUdbN8JAviPxVvP7G=+Tr0kyk=b-FTA0xzjONL6bezdYhA@mail.gmail.com>
To: Alvaro Retana <aretana.ietf@gmail.com>
Cc: Routing Over Low power and Lossy networks <roll@ietf.org>, peter van der Stok <consultancy@vanderstok.org>
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Subject: Re: [Roll] suggested addition to draft-ietf-roll-efficient-npdao
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Yes, we should pause useofrplinfo as well.

Thank you,

Ines.

On Mon, Sep 2, 2019 at 7:08 PM Peter van der Stok <stokcons@bbhmail.nl>
wrote:

> Pausing useofrplinfo also seems necessary.
>
> Peter
>
> Alvaro Retana schreef op 2019-08-30 20:13:
>
> On August 30, 2019 at 10:20:05 AM, Pascal Thubert (pthubert) (
> pthubert@cisco.com) wrote:
>
> Pascal:
>
>
> The proposal does not change the behavior of the NPDAO but adds
> information about why the NPDAO is sent. Are you concerned by attacks like
> a cover channel? We could have one sentence on that but I'm unclear how to
> protect against it.
>
> I haven't thought about it too long...but, yes, that could be one thing.
> Not having a mitigation is ok, as  long as a potential vulnerability is
> explained.
>
> In the future status values that modify the behavior of NPDAO may be
> introduced. But for now we'd be looking at a very minimalistic change where
> the reserved field carries a RPL status that does not affect the behavior
> of the nodes.
> The hope would be that it does not affect the reviews that were already
> done.
>
> I hope so too...but would have to see the scope of any change first.
>
> For now, I will ask the RFC Editor to pause processing.
>
> Thanks!
>
> Alvaro.
>
>
>
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