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Re: [dhcwg] Review of draft "Prefix Assignment in DHCPv6"

Ralph Droms <rdroms.ietf@gmail.com> Wed, 12 December 2012 19:12 UTC

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From: Ralph Droms <rdroms.ietf@gmail.com>
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Date: Wed, 12 Dec 2012 14:12:14 -0500
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To: Tim Chown <tjc@ecs.soton.ac.uk>
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Subject: Re: [dhcwg] Review of draft "Prefix Assignment in DHCPv6"
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On Dec 12, 2012, at 2:04 PM 12/12/12, Tim Chown <tjc@ecs.soton.ac.uk> wrote:

> On 12 Dec 2012, at 18:48, Ole Trøan <otroan@employees.org> wrote:
> 
>> Hi,
>> 
>>> I am a little bit confused what we are talking about.
>>> Our draft is necessary when there is no SLAAC.
>>> 
>>> Could you elaborate your viewpoints?
>> 
>> the PIO option in RA has several functions.
>> 
>> 1) with the A-flag on, it is used by SLAAC.
>> 2) with the L-flag on, it is used for onlink determination (prefix discovery).
>> 
>> "when there is no SLAAC" does that mean?
>> - there is no RA
>> - there is an empty RA (no PIO)
>> - the PIO has A-flag off
>> 
>> if I understand your draft correctly, you want a DHCPv6 alternative to the RA PIO option.
>> generally we try to avoid duplicate mechanisms, so could you please give a use case?
> 
> And so we end up back at
> http://tools.ietf.org/html/draft-droms-dhc-dhcpv6-default-router-00
> and
> http://www.ietf.org/mail-archive/web/dhcwg/current/msg09715.html

plus ça change, plus c'est la même chose

(English translation: Groundhog Day*)

- Ralph

*http://en.wikipedia.org/wiki/Groundhog_Day_(film)

> 
> Tim
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> dhcwg@ietf.org
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