Re: [Idr] [internet-drafts@ietf.org: I-D Action: draft-haas-idr-extended-experimental-00.txt]

Marco Marzetti <marco@lamehost.it> Sun, 06 November 2016 19:23 UTC

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From: Marco Marzetti <marco@lamehost.it>
Date: Sun, 6 Nov 2016 20:23:36 +0100
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To: Jeffrey Haas <jhaas@pfrc.org>
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Subject: Re: [Idr] [internet-drafts@ietf.org: I-D Action: draft-haas-idr-extended-experimental-00.txt]
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On Tue, Nov 1, 2016 at 7:58 PM, Jeffrey Haas <jhaas@pfrc.org> wrote:

>
> A feature such as this one, perhaps extended with a per-attribute form of
> draft-ietf-idr-bgp-attribute-announcement along with enough information to
> figure out when filtering wasn't done could provide some safety.
>
> The related changes to this proposal would be to simply add the 4-octets of
> the attribute announcement scoping and potentially the attaching AS.
> However, given even such vendor features are likely to need to work in an
> inter-as fashion, generating scopes of containment become tricky.
>
>
I have always wondered if we should add and N bit to
draft-ietf-idr-bgp-attribute-announcement to limit the advertisements to
neighbor ASes only.