Re: [Idr] WG LC on draft-ietf-idr-large-community-03.txt (10/17/2016 to 10/31/2016)

Job Snijders <job@ntt.net> Thu, 20 October 2016 13:39 UTC

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Date: Thu, 20 Oct 2016 08:38:57 -0500
From: Job Snijders <job@ntt.net>
To: bruno.decraene@orange.com
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Cc: IETF IDR WG <idr@ietf.org>, Sue Hares <shares@ndzh.com>
Subject: Re: [Idr] WG LC on draft-ietf-idr-large-community-03.txt (10/17/2016 to 10/31/2016)
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On Thu, Oct 20, 2016 at 01:34:41PM +0000, bruno.decraene@orange.com
wrote:
> > From: Job Snijders [mailto:job@ntt.net]  > Sent: Thursday, October
> > 20, 2016 3:14 PM
> > 
>  > Hi Bruno,
>  > 
>  > Do you feel it is not already clear enough from the introduction?
>  > 
>  > """ To address these shortcomings, this document defines a Large
>  > BGP Communities attribute encoded as one or more twelve-octet
>  > values, each consisting of a four-octet ASN and two four-octet
>  > operator- defined values, each of which can be used to denote
>  > properties or actions significant to that ASN.  ^^^^^^^^ """
> 
> I'm personally fine with the text, but I think that the concern
> expressed is about having his community space squatted by somebody
> else. i.e. making it clear in the document that the community space
> starting with NNNN: "belongs" or is "assigned" by AS NNNN.
> Looking at the definition of "significant" I don't feel that this
> fully address the point. e.g. a well-known community may be
> significant to AS NNNN, yet this space is not assigned by AS NNNN.

That is easy to solve: there are no well-known large communities.