Re: [Sidrops] WGLC = draft-ietf-sidrops-aspa-verification - ENDS 03/22/2023 (Mar 22 2023)

[Randy Bush <[e-mail]>]

> The operational impact of AFI dependent ASPA objects was little
> discussed.  ASPA is already complex enough and unlike ROA validation
> the outcome depends not only on a single resource. Also every AS may
> get different outcomes because the view is different (downstream
> path).  So having to figure out why one path is accepted and another
> fails is already complicated without doubling the pain with AFI=1 and
> AFI=2.  Having a disconnect between an ASPA object in RPKI and the
> resulting lookup object in BGP makes this not easier.

as has been discussed before,

while te diagnosis of this pain is quite correct, there is the sad fact
that the IPv4 topology is not the same as the IPv6 topology.  this is
especially true in asia/pacific, though also true in emea and noam.

randy