Re: 6man w.g. last call for <draft-ietf-6man-default-iids-11.txt>

Brian E Carpenter <brian.e.carpenter@gmail.com> Tue, 17 May 2016 22:27 UTC

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Subject: Re: 6man w.g. last call for <draft-ietf-6man-default-iids-11.txt>
To: joel jaeggli <joelja@bogus.com>, Lorenzo Colitti <lorenzo@google.com>, Alissa Cooper <alissa@cooperw.in>
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From: Brian E Carpenter <brian.e.carpenter@gmail.com>
Organization: University of Auckland
Message-ID: <44990b39-65df-79b6-7074-7f53ba4fe035@gmail.com>
Date: Wed, 18 May 2016 10:27:30 +1200
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On 18/05/2016 03:32, joel jaeggli wrote:
> On 5/17/16 4:48 AM, Lorenzo Colitti wrote:
>> On Tue, May 17, 2016 at 2:29 AM, Alissa Cooper <alissa@cooperw.in
>> <mailto:alissa@cooperw.in>> wrote:
>>  
>>
>>     I would frankly be thrilled if we could get away from stable
>>     addresses altogether. But I’m skeptical about the feasibility of
>>     achieving consensus around that at present. Defining the approach in
>>     this draft in the meantime is certainly motivated by consideration
>>     for privacy improvement for me, even if that improvement is incremental.
>>
>>  
>> A much greater improvement in terms of privacy, and a much easier one in
>> terms of sheer number of RFCs that need to be updated, would derive from
>> forbidding or recommending against embedding *stable* link layer
>> addresses in IIDs.
> 
> which sounds fine by me.

Well, we could have the draft say this, but I think it would still be a
normative update to all the v6-over-foo RFCs for the case where randomized
MAC addresses are not active (i.e. basically 100% of the installed base).

    Brian