Re: [Lsr] Dynamic Flooding on Dense Graphs - draft-ietf-lsr-dynamic-flooding

tom petch <ietfc@btconnect.com> Mon, 13 June 2022 15:43 UTC

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From: tom petch <ietfc@btconnect.com>
To: "Acee Lindem (acee)" <acee=40cisco.com@dmarc.ietf.org>, "lsr@ietf.org" <lsr@ietf.org>
Thread-Topic: Dynamic Flooding on Dense Graphs - draft-ietf-lsr-dynamic-flooding
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Date: Mon, 13 Jun 2022 15:43:16 +0000
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Archived-At: <https://mailarchive.ietf.org/arch/msg/lsr/SSVVrDUmYZDwBHLzML9OH_yemb4>
Subject: Re: [Lsr] Dynamic Flooding on Dense Graphs - draft-ietf-lsr-dynamic-flooding
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From: Lsr <lsr-bounces@ietf.org> on behalf of Acee Lindem (acee) <acee=40cisco.com@dmarc.ietf.org>
Sent: 10 June 2022 15:10

Initially, there was a lot interest and energy in reducing the flooding overhead in dense drafts. Now, it seems the interest and energy has waned. IMO, this draft contains some very valuable extensions to the IGPs. I discussed this with the editors and one suggestion was to go ahead and publish the draft as “Experimental”. However, before doing this I’d like to get the WG’s opinion on making it experimental rather standards track. Additionally, I know there were some prototype implementations. Have any of those been productized?

<tp>
The trouble with experimental is what happens next?  Does it stay experimental for ever or is there some assessment at some point when it becomes Standards Track?  What are the criteria?  I am not aware of an RFC describing such a process and the IPPM WG seemed uncertain what to do with RFC8321 and RFC8889 when such an issue arose.

The shepherd report for 8321 said
'the measurement utility of this extension still is to be demonstrated at a variety of scales
   in a plurality of network conditions'
as the justification for experimental but did not state how that might later be demonstrated.

Tom Petch

Thanks,
Acee