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

Brian E Carpenter <brian.e.carpenter@gmail.com> Tue, 16 February 2021 22:40 UTC

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From: Brian E Carpenter <brian.e.carpenter@gmail.com>
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Date: Wed, 17 Feb 2021 11:40:31 +1300
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Subject: Re: [v6ops] [EXTERNAL] Re: 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 17-Feb-21 05:52, Ted Lemon wrote:
> On Feb 16, 2021, at 11:34 AM, Philip Homburg <pch-v6ops-10@u-1.phicoh.com <mailto:pch-v6ops-10@u-1.phicoh.com>> wrote:
>> I think Linux also honours the priority of the default router. Playing
>> with default router priorities and the preference value of slaac prefixes
>> allows routers to steer traffic.
>>
>> Of course that requires routers to coordinate... 
> 
> Yeah, that doesn’t solve the problem, then. :)
> 
> But I’m curious, has anybody tried to get Linux to adopt RFC 8028? It seems like a pretty easy sell—the behavior without 8028 is clearly wrong.
> 

The IETF is not good at this sort of thing (working with the
developer community). But see RFC 8504 (node requirements):

"Hosts that may be deployed in such multihomed environments SHOULD
 follow the guidance given in [RFC8028]."

so this ought to show up on the conformance radar.

    Brian