Re: [Idr] WG LC on draft-ietf-idr-rpd-05.txt (7/15 to 7/29/2020)

Robert Raszuk <robert@raszuk.net> Fri, 17 July 2020 13:08 UTC

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From: Robert Raszuk <robert@raszuk.net>
Date: Fri, 17 Jul 2020 15:08:18 +0200
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To: Susan Hares <shares@ndzh.com>
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Subject: Re: [Idr] WG LC on draft-ietf-idr-rpd-05.txt (7/15 to 7/29/2020)
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Dear IDR WG,

As discussed previously on the list I strongly object to proceed with this
draft any further.

While I am as others quite sceptical about distributing more configuration
over BGP this can be said to be debatable especially for p2mp applications.

However including peer's IP address in the NLRI to which given policy
applies goes completely AGAINST BGP spray principle of p2mp
information distribution. Adding such extension to BGP can only deteriorate
the protocol further. It is not a fit in p2mp protocol to by definition use
it as p2p transport channel.

The prefix 0 which is in the draft is not the solution to the above
problem.

Moreover wide community ATOM also can already contain that peer's address
so placing it in the NLRI of MP_REACH is not needed at all.

To the specific questions asked:

Ad 1) No.
Ad 2) No.
Ad 3) No.
Ad 4) No.
Ad 5) Yes.

Kind regards,
R.


On Wed, Jul 15, 2020 at 3:11 PM Susan Hares <shares@ndzh.com> wrote:

> This begins a 2 week WG LC on draft-ietf-idr-rpd
>
> from 7/15 to 7/29/2020.  You can obtain this draft at:
>
> https://datatracker.ietf.org/doc/draft-ietf-idr-rpd/
>
>
>
> This draft defines a new AFI/SAFI and new atoms
>
> for the Wide Communities.  This WG LC has been delayed
>
> as I waited for a resubmission of the Wide Communities draft.
>
> I had hoped to do these 2 WG LC in parallel.
>
>
>
> I’ve not received the Wide Communities draft, but we will
>
> start this WGLC to provide feedback to the authors.
>
> We may have to run a short follow-up to this WG LC
>
> If there are changes to the Wide Communities draft during
>
> Its WG LC.
>
>
>
> There is an IPR statement on this draft.
>
>
>
> In your responses please answer the following questions:
>
>
>
> 1) Do you feel this draft has an solution that is acceptable
>
>    With the IPR as a WG RFC?
>
>
>
> 2) Do you feel this draft is ready to publish?
>
>
>
> 3) Do you know of implementations of this draft?
>
>
>
> 4) Do you know of deployments of this draft?
>
> If so, is this feature useful in the deploy ments.
>
>
>
> 5) Do you feel that Wide Communities is ready for
>
> Publication?
>
>
>
> Cheerily, Susan Hares
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