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Re: [v4v6interim] [BEHAVE] NAT66 for PI [Re: [46translation] Proposal for new BEHAVEcharter]

Marc Petit-Huguenin <petithug@acm.org> Sat, 25 October 2008 20:51 UTC

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Date: Sat, 25 Oct 2008 12:37:06 -0700
From: Marc Petit-Huguenin <petithug@acm.org>
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To: Brian E Carpenter <brian.e.carpenter@gmail.com>
References: <48F8539D.90608@ericsson.com> <200810201358.29295.remi.denis-courmont@nokia.com> <48FC663E.1070902@it.uc3m.es> <200810201426.33336.remi.denis-courmont@nokia.com> <48FCF87B.8060609@gmail.com>
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Cc: 'Behave WG' <behave@ietf.org>, v4v6interim@ietf.org, 46translation@employees.org
Subject: Re: [v4v6interim] [BEHAVE] NAT66 for PI [Re: [46translation] Proposal for new BEHAVEcharter]
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Brian E Carpenter wrote:
> On 2008-10-21 00:26, Rémi Denis-Courmont wrote:
> ...
>>>> 4/ prefix delegation "bypass"
>>>>
>>>> (1) is a non-issue for IPv6. (2) is solved with stateful firewalling and
>>>> does not require NAT. 1:1 NAT fails to solve (3) as it does hide the
>>>> subnetting scheme, but fails to hide individual hosts. This leaves only
>>>> (4). Did I miss anything?
>>> I think one main reason would be provider independence (ie. no need to
>>> renumber)  for small sites that cannot afford to have thier own PI
>>> address block allocated
>> That's prefix delegation/routing bypass.
>
> Yes. It avoids renumbering, and allows multihoming. It's very hard
> to stop this unless the RRG comes up with a miracle solution
> in the near future.

Doesn't HIP solve this problem?

-- 
Marc Petit-Huguenin           [                                 ]
Home: marc@petit-huguenin.org [RFC1855-compliant space for rent ]
Work: marc@8x8.com            [                                 ]
[                                                               ]
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