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> Fri, 08 January 2021 02:04 UTC

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From: Ted Lemon <mellon@fugue.com>
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Date: Thu, 7 Jan 2021 21:04:27 -0500
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Cc: Philip Homburg <pch-ipv6-ietf-7@u-1.phicoh.com>, IPv6 Operations <v6ops@ietf.org>, IPv6 List <ipv6@ietf.org>
To: Mark Andrews <marka@isc.org>
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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 7, 2021, at 9:02 PM, Mark Andrews <marka@isc.org> wrote:
> The example names I used where using the individuals suffix (id.au <http://id.au/>) but the idea is to leverage the existing global DNS to provide uniqueness. 

That works pretty well for ULAs, but not for LLAs. For LLAs you need to identify the link, and that’s just not a simple thing to do, as I explained earlier.