Re: [Idr] AD Review of draft-ietf-idr-large-community-09

Michael H Lambert <lambert@psc.edu> Fri, 02 December 2016 15:40 UTC

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From: Michael H Lambert <lambert@psc.edu>
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Date: Fri, 2 Dec 2016 10:40:25 -0500
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References: <CE1331E4-3ECA-41D7-801F-05519778E8DA@cisco.com> <94f48779-14c8-0ec0-93ef-69eeba49e5be@gmail.com> <8B6BA07A-D636-4D8C-8B02-A5CB05538AAF@cisco.com> <AAC9E38F-BF0D-41D7-8871-9B89D31BC37B@juniper.net>
To: "John G. Scudder" <jgs@juniper.net>
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Cc: "draft-ietf-idr-large-community@ietf.org" <draft-ietf-idr-large-community@ietf.org>, "idr-chairs@ietf.org" <idr-chairs@ietf.org>, "idr@ietf.org" <idr@ietf.org>
Subject: Re: [Idr] AD Review of draft-ietf-idr-large-community-09
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> On 2 Dec 2016, at 08:57, John G. Scudder <jgs@juniper.net>; wrote:
> 
> On Dec 2, 2016, at 8:46 AM, Alvaro Retana (aretana) <aretana@cisco.com>; wrote:
>> Removing and ignoring are obviously different thingsā€¦  The text above is fine with me, but I would ask: what do the current implementations do?  If they remove (as originally specified), then I would suggest you keep that.
> 
> What do you think would be a good minimal change to clarify? How about changing the word "duplicate" to "redundant"?
> 
> OLD:
>   Duplicate BGP Large Community values MUST NOT be transmitted.  A
>   receiving speaker MUST silently remove duplicate BGP Large Community
>   values from a BGP Large Community attribute.
> 
> NEW:
>   Duplicate BGP Large Community values MUST NOT be transmitted.  A
>   receiving speaker MUST silently remove redundant BGP Large Community
>   values from a BGP Large Community attribute.

Just for clarification:  Does "speaker" in this context refer to a BGP speaker implementing large communities, and, by inference, excludes BGP speakers not supporting large communities?

Thanks,

Michael