Re: [v6ops] Scope of Unique Local IPv6 Unicast Addresses (Fwd: New Version Notification for draft-gont-6man-ipv6-ula-scope-00.txt)

Ted Lemon <mellon@fugue.com> Wed, 06 January 2021 17:21 UTC

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From: Ted Lemon <mellon@fugue.com>
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Date: Wed, 6 Jan 2021 12:20:54 -0500
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Cc: Fernando Gont <fgont@si6networks.com>, IPv6 Operations <v6ops@ietf.org>, ipv6@ietf.org, Gert Doering <gert@space.net>
To: Michael Richardson <mcr+ietf@sandelman.ca>
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Subject: Re: [v6ops] Scope of Unique Local IPv6 Unicast Addresses (Fwd: New Version Notification for draft-gont-6man-ipv6-ula-scope-00.txt)
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On Jan 6, 2021, at 12:11 PM, Michael Richardson <mcr+ietf@sandelman.ca> wrote:
> And, yet, for the case where some device is doing dynamic DNS update to a DNS
> server that is within some ULA scope, posting the ULA to the DNS is actually
> correct.
> But, it's hard to know that without knowing what clients are expected to connect.

It seems straightforward that the client should send all the addresses it wants to advertise, and the DNS server should decide which ones to advertise in what scopes.