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Re: [Idr] MP-BGP Extension and the Procedures for IPv4/IPv6 Mapping Advertisement

Randy Bush <randy@psg.com> Mon, 18 March 2024 21:54 UTC

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Date: Mon, 18 Mar 2024 14:54:39 -0700
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From: Randy Bush <randy@psg.com>
To: Robert Raszuk <robert@raszuk.net>
Cc: Interminable Discussion Room <idr@ietf.org>
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Subject: Re: [Idr] MP-BGP Extension and the Procedures for IPv4/IPv6 Mapping Advertisement
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> Well you can only do reserved non globally routable IPv6 prefix for
> embedding IPv4 address in them. Notice the first 4 zeros there ?

which caused considerable 'discussion' back in the jurassic.  as with a
few other things in 4291, simplicity and pragmatism did not prevail.  as
you point out, this draft is caught betwwen that rock and a hard place.

randy

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