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Re: [v6ops] Default IPv6 Local Only Addressing for Non-Internet Devices (Fwd: New Version Notification for draft-smith-v6ops-local-only-addressing-00.txt)

Ted Lemon <mellon@fugue.com> Tue, 15 October 2019 03:33 UTC

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From: Ted Lemon <mellon@fugue.com>
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Date: Mon, 14 Oct 2019 23:33:19 -0400
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Cc: v6ops list <v6ops@ietf.org>
To: Mark Smith <markzzzsmith@gmail.com>
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Subject: Re: [v6ops] Default IPv6 Local Only Addressing for Non-Internet Devices (Fwd: New Version Notification for draft-smith-v6ops-local-only-addressing-00.txt)
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On Oct 14, 2019, at 11:29 PM, Mark Smith <markzzzsmith@gmail.com> wrote:
> I thought it would be better for these types of devices to only
> configure routeable addresses from the ULA address space by default,
> unless that is overridden.

How does the device know that it is “that type of device?”   Also, don’t you want it to fetch firmware updates?

You should probably look at MUD—that’s a better approach to this sort of problem, and doesn’t rely on address routability as a proxy for access control.

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