Re: [v6ops] IPv6-Only Preferred DHCPv4 option

Jen Linkova <furry13@gmail.com> Thu, 05 December 2019 05:33 UTC

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From: Jen Linkova <furry13@gmail.com>
Date: Thu, 05 Dec 2019 16:32:50 +1100
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To: Fernando Gont <fgont@si6networks.com>
Cc: Brian E Carpenter <brian.e.carpenter@gmail.com>, V6 Ops List <v6ops@ietf.org>
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Subject: Re: [v6ops] IPv6-Only Preferred DHCPv4 option
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On Thu, Dec 5, 2019 at 9:20 AM Fernando Gont <fgont@si6networks.com> wrote:>
> Disclaimer: I haven't red the document.
>
> But based on your description, I would suggest that the subject line is
> changed. And that if there's similar wording in the document, that's
> changed, too.
>
> An DHCPv4 option to turn off IPv4 is acceptable (the two protocols are
> *npt* being entangled). Whereas the subject line makes one thing that
> you are using IPv4 to convey IPv6 signals -- where in fact you seem to
> be using IPv4 to signal information about IPv4.

What exactly is negotiated using the proposed mechanism is "*if* the
network provides NAT64 service, the host does not need an IPv4
address".

-- 
SY, Jen Linkova aka Furry