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Re: [Roll] Review of draft-ietf-roll-enrollment-priority-04

"Pascal Thubert (pthubert)" <pthubert@cisco.com> Tue, 10 August 2021 20:36 UTC

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From: "Pascal Thubert (pthubert)" <pthubert@cisco.com>
To: Michael Richardson <mcr+ietf@sandelman.ca>
CC: Routing Over Low power and Lossy networks <roll@ietf.org>
Thread-Topic: [Roll] Review of draft-ietf-roll-enrollment-priority-04
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Date: Tue, 10 Aug 2021 20:35:45 +0000
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Subject: Re: [Roll] Review of draft-ietf-roll-enrollment-priority-04
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> Le 10 août 2021 à 19:42, Michael Richardson <mcr+ietf@sandelman.ca> a écrit :
> 
> 
> Pascal Thubert (pthubert) <pthubert@cisco.com> wrote:
>> Maybe the suggestion was really to resync the DAG to a new version that
>> would operate with the new minimum?
> 
>> That’s actually not a convincing idea either, since the minimum value
>> of priority is not configured but a Dynamic computation that may change
>> a lot mostly during the DODAG formation.
> 
> I guess that this is more dynamic than the capabilities and the like.
> 
> First idea: it does not belong in DIO, but should be some new dynamic
> configuration message.   The Capabilities do this.
> But, this requires another (broadcast/multicast) TXop, and so really we
> really want it as part of the DIO, I think.
> 
> One thought is that yes, it needs to be in the DIO, but that it should be a
> compound object, containing the needed new lollipop counter, and then be
> extensible with additional sub-TLVs.  Or maybe just fixed size TVs.
> 

We’re getting there; this  is akin to but not a configuration option;  an informational option providing data that may help the network self manage…


> --
> Michael Richardson <mcr+IETF@sandelman.ca>   . o O ( IPv6 IøT consulting )
>           Sandelman Software Works Inc, Ottawa and Worldwide
> 
> 
> 
>

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