Re: [v6ops] draft-palet-v6ops-nat64-deployment-02 comments

Fred Baker <fredbaker.ietf@gmail.com> Mon, 02 July 2018 20:40 UTC

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From: Fred Baker <fredbaker.ietf@gmail.com>
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Date: Mon, 02 Jul 2018 13:40:46 -0700
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To: JORDI PALET MARTINEZ <jordi.palet@consulintel.es>
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Subject: Re: [v6ops] draft-palet-v6ops-nat64-deployment-02 comments
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> On Jul 2, 2018, at 1:17 PM, JORDI PALET MARTINEZ <jordi.palet@consulintel.es> wrote:
> 
> DNSSEC is *only* broken if the dual-stack host is doing DNSSEC validation over the synthetized AAAA.

So you're worried about DNSSEC validation working through NAT64 in the case that the host is using the DNS service in the IPv4 network through the NAT64 device.

That doesn't have anything to do with DNS64; an a 464XLAT network, if we believe RFC 6877, the issue you raise happens in the absence of DNS64.