Re: [v6ops] Scope of Unique Local IPv6 Unicast Addresses (Fwd: New Version Notification for draft-gont-6man-ipv6-ula-scope-00.txt)

Fernando Gont <fgont@si6networks.com> Wed, 06 January 2021 12:34 UTC

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Subject: Re: [v6ops] Scope of Unique Local IPv6 Unicast Addresses (Fwd: New Version Notification for draft-gont-6man-ipv6-ula-scope-00.txt)
To: Gert Doering <gert@space.net>, Lorenzo Colitti <lorenzo=40google.com@dmarc.ietf.org>
Cc: Mark Smith <markzzzsmith@gmail.com>, IPv6 Operations <v6ops@ietf.org>, 6MAN <6man@ietf.org>
References: <160989494094.6024.7402128068704112703@ietfa.amsl.com> <6fe3a45e-de65-9f88-808d-ea7e2abdcd16@si6networks.com> <CAO42Z2wR-3vbHi-NrBBMmCTNDq5fgqvSmBUbYK7P+63QTNfxkg@mail.gmail.com> <CAKD1Yr014PzVJj9Y6O=PBGc_QSVtur-0wMpaNkFA0dqr8FHGuA@mail.gmail.com> <20210106105445.GU13005@Space.Net>
From: Fernando Gont <fgont@si6networks.com>
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Date: Wed, 6 Jan 2021 08:47:23 -0300
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On 6/1/21 07:54, Gert Doering wrote:
> Hi,
> 
> On Wed, Jan 06, 2021 at 04:07:51PM +0900, Lorenzo Colitti wrote:
>> Registry-based uniqueness doesn't work
>> (and, to be fair, was never tried by the IETF) because there is no registry
>> that has jurisdiction.
> 
> ULA-C was abandoned.  But that could be revived...
> 
> Find a registry is not hard.  Anyone could be the registry, if IETF gives
> their blessing and says "there's a machine that spits out a guaranteeed
> unique ULA /48s for each $20 you feed in"...

Given what seems to be the fee for a /48 (not to mention that you can 
also get a /48 for free), not sure if such a registry would ever be 
attractive.

Anyway, that would still leave as with ULAs, as currently specified, 
marked as "global scope"...

Thanks,
-- 
Fernando Gont
SI6 Networks
e-mail: fgont@si6networks.com
PGP Fingerprint: 6666 31C6 D484 63B2 8FB1 E3C4 AE25 0D55 1D4E 7492