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Re: [v6ops] Apple and IPv6, a few clarifications - ND proxy for bridging hotspots

Mikael Abrahamsson <swmike@swm.pp.se> Thu, 25 June 2015 09:29 UTC

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Date: Thu, 25 Jun 2015 11:28:48 +0200
From: Mikael Abrahamsson <swmike@swm.pp.se>
To: Alexandru Petrescu <alexandru.petrescu@gmail.com>
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References: <E1C235B5-1421-4DAF-A2F3-F963982233DF@apple.com> <1599CF94-9B35-4858-AD52-6FADC8F25671@apple.com> <558ABAC3.4010802@gmail.com> <20150624151015.GN67883@Space.Net> <558ACC2F.7060509@gmail.com> <20150624161858.GP67883@Space.Net> <20150624234129.47252313E1E5@rock.dv.isc.org> <20150625071335.GQ67883@Space.Net> <558BC2FB.3020801@gmail.com>
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Subject: Re: [v6ops] Apple and IPv6, a few clarifications - ND proxy for bridging hotspots
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On Thu, 25 Jun 2015, Alexandru Petrescu wrote:

> After reading Mikael's email pointing to a 3gpp spec of late 2014
> mandating DHCPv6-PD to both UE and core network - I must say I am
> optimistic about the arrival of DHCPv6-PD to cellular network operators.
>
> Currently, some cellular networks already offer DHCPv6 together with
> SLAAC.  Technically that DHCPv6 is extremely simple to upgrade to DHCPv6-PD.
>
> My question is when?
>
> I can speculate it will be in late 2016.  Because 4G was in specs 2
> years before trial deployments.

To repeat myself:

DHCPv6-PD requirement didn't appear in 2014.

http://www.etsi.org/deliver/etsi_ts/123400_123499/123401/10.03.00_60/ts_123401v100300p.pdf 
from 2011-MARCH contains prefix delegation, and since it's not available 
in release 9, it seems this is indeed a LTE release 10 feature that is 
more than 4 years old, and still there isn't widespread implementation of 
it that I am aware of.

-- 
Mikael Abrahamsson    email: swmike@swm.pp.se

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