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Re: [v6ops] I-D Action: draft-ietf-v6ops-nat64-experience-04.txt

Tore Anderson <tore@fud.no> Thu, 14 November 2013 08:55 UTC

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Date: Thu, 14 Nov 2013 09:55:37 +0100
From: Tore Anderson <tore@fud.no>
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To: Gert Doering <gert@space.net>, GangChen <phdgang@gmail.com>
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Cc: "v6ops@ietf.org" <v6ops@ietf.org>
Subject: Re: [v6ops] I-D Action: draft-ietf-v6ops-nat64-experience-04.txt
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* Gert Doering

> How does the UE know that a target can be reached by native IPv4 if 
> DNS64 tells it "there is IPv6 for you" and IPv6 is preferred to IPv4?

One could use a ULA prefix for DNS64/NAT64, which would make native IPv4
be preferred according to RFC 6724.

Tore

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