Re: [Idr] Why do we define so many communities for BGP

Nick Hilliard <nick@foobar.org> Tue, 08 November 2016 11:58 UTC

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Date: Tue, 08 Nov 2016 12:57:48 +0100
From: Nick Hilliard <nick@foobar.org>
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Subject: Re: [Idr] Why do we define so many communities for BGP
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lizhenqiang@chinamobile.com wrote:
> I am confused by large community defined
> in draft-ietf-idr-large-community, wide community defined
> in draft-ietf-idr-wide-bgp-communities, extended community defined in
> RFC4360, community defined in RFC1997. Why do we need so many kinds of
> BGP communities? Can the large community be encoded in type 3 wide
> community? Thank you for your explaination.

this issue has already been addressed extensively on the IDR mailing
list.  Please see the list archives:

http://www.ietf.org/mail-archive/web/idr/

The relevant discussion starts on Sep 3 and ended around Sep 27.  There
were over 400 emails in several threads.

Nick