Re: [v6ops] draft-ietf-v6ops-slaac-renum and draft-ietf-v6ops-cpe-slaac-renum

Fernando Gont <fgont@si6networks.com> Fri, 22 May 2020 01:23 UTC

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To: Owen DeLong <owen@delong.com>
Cc: Philip Homburg <pch-v6ops-9@u-1.phicoh.com>, v6ops@ietf.org
References: <m1jb1gz-0000MZC@stereo.hq.phicoh.net> <8aa3102e-22b1-60ed-2d99-838f3fdf1736@si6networks.com> <m1jbKVd-0000L7C@stereo.hq.phicoh.net> <4887544f-d5ae-50b8-8534-35736d471951@si6networks.com> <8B7F2541-8E82-44C3-9E8E-400139948803@delong.com>
From: Fernando Gont <fgont@si6networks.com>
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Date: Wed, 20 May 2020 23:40:42 -0300
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Subject: Re: [v6ops] draft-ietf-v6ops-slaac-renum and draft-ietf-v6ops-cpe-slaac-renum
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On 20/5/20 23:17, Owen DeLong wrote:
>> The recommendations in this document have to do with what the CE 
>> Router does, by default, without human intervention.
>>
>> We're not precluding CE Routers to have other knobs to do other things.
>>
>> So I fail to see why you say L-15 should be "relaxed". -- L-15 is not 
>> arguing that you should or should not manually configure stuff in your 
>> CE Router.
> 
> I suspect he’s interpreting it (and some vendors are not unlikely to as 
> well) to say that vendors should not allow this misconfiguration.
> 
> Perhaps if we add the words “by default” or something like that into the 
> language to make it clear that this specifies only the required default 
> behavior
> fo the CE Router and does not preclude knobs allowing one to 
> misconfigure their device to obtain a desired result it would address 
> his singular concern
> without relaxing the requirement to the point of doing substantial 
> damage elsewhere.

Then, how about adding this to the "Introduction" section:

"This document specifies recommendations for the default behavior of CE 
Routers, and does not preclude the availability of configuration knobs 
that might allow an operator or user to manually-configure the CE Router 
to deviate from these recommendations"

?

Thanks,
-- 
Fernando Gont
SI6 Networks
e-mail: fgont@si6networks.com
PGP Fingerprint: 6666 31C6 D484 63B2 8FB1 E3C4 AE25 0D55 1D4E 7492