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Re: [GROW] I-D Action: draft-ietf-grow-bgp-reject-05.txt

Job Snijders <job@instituut.net> Wed, 12 April 2017 17:43 UTC

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Date: Wed, 12 Apr 2017 19:43:36 +0200
From: Job Snijders <job@instituut.net>
To: "Smith, Donald" <Donald.Smith@CenturyLink.com>
Cc: "grow@ietf.org" <grow@ietf.org>
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Subject: Re: [GROW] I-D Action: draft-ietf-grow-bgp-reject-05.txt
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On Wed, Apr 12, 2017 at 05:35:07PM +0000, Smith, Donald wrote:
> I support this draft. This comment is probably out of scope for this
> RFC but may need to be addressed some where, some how?

I agree it is out of scope :-)

> From an operations POV how would you know if a peer is using the
> default behavior or has overridden it.
> 
> Or a customer as for a peer the default may be accept * ?

You'd probably want to define an ORF capability of sorts to signal such
information. You could look at
https://tools.ietf.org/html/draft-keyur-idr-bgp-prefix-limit-orf for
inspiration on how to signal such meta-information, perhaps a new
'Cooperative Route Filter' type code to indicate the "override".

Kind regards,

Job

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