[188057] in North American Network Operators' Group
Re: IPV6 planning
daemon@ATHENA.MIT.EDU (Alarig Le Lay)
Mon Mar 7 19:01:32 2016
X-Original-To: nanog@nanog.org
Date: Tue, 8 Mar 2016 01:01:26 +0100
From: Alarig Le Lay <alarig@swordarmor.fr>
To: nanog@nanog.org
In-Reply-To: <77735915-D6F5-425D-9147-3447C1F9CAD2@delong.com>
Errors-To: nanog-bounces@nanog.org
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On Mon Mar 7 15:51:06 2016, Owen DeLong wrote:
> To the best of my knowledge, Windows actually generates three
> addresses=E2=80=A6
>=20
> 1. Subnet Stable quasi-randomized address unrelated (or at least not
> reversable to) MAC address.
> 2. Privacy address which rotates frequently (for some definition of
> frequently).
> 3. Stable address related to MAC address.
>=20
> The 3rd one is standard SLAAC.
> The second one is standard privacy extensions.
> THe first one is unique to Windows. You=E2=80=99ll get the same address e=
very
> time you connect to the same subnet, but you won=E2=80=99t see that suffi=
x for
> that host on any other subnet.
It=E2=80=99s not exactly specific to Windows, dhcpcd use a something like t=
hat
(my IPv6 is 2a00:5884:8316:2653:fd40:d47d:556f:c426). And at least,
there is a RFC related to that, https://tools.ietf.org/html/rfc7217.
--=20
alarig
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