Re: [Sidrops] Minor comments on draft-ietf-sidrops-aspa-profile-00

Jay Borkenhagen <jayb@braeburn.org> Mon, 07 October 2019 11:56 UTC

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Date: Mon, 7 Oct 2019 07:56:48 -0400
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From: Jay Borkenhagen <jayb@braeburn.org>
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Subject: Re: [Sidrops] Minor comments on draft-ietf-sidrops-aspa-profile-00
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I would like to re-emphasize one point Tim made (without diminishing
his others):

Tim Bruijnzeels writes:
 > But whatever the case, if a single object is used this would mean
 > that there is either a complete set of upstream ASNs, or the set is
 > empty - which would mean that all customer-provider checks fall back
 > to "unknown"

It's critical that users of ASPA data operate using a complete set of
an ASN's authorized upstream ASNs.  The simplest way to communicate
such a verifiably-complete set is to use a single object.

Thanks!

					Jay B.