On Thu, Apr 5, 2012 at 3:27 PM, jouni korhonen <jouni.nos...@gmail.com> wrote:
>
> RADEXT is working on 
> http://tools.ietf.org/html/draft-ietf-radext-ipv6-access-06
> which adds attributes for RFC4191 use, for example. That is then also 
> implicitly
> available for Diameter.
>
> Assuming unicast RA would be doable using just RFC6085,

I don't understand what RFC 6085 has to do with this discussion?


> then there should not
> be much, if anything, to do protocol wise. The router that gets provisioned 
> per
> host via AAA knows the l2-l3 mapping already.. and the AAA server also learns
> it. For dynamic changes of routes, AAA server can use e.g. l2 or l3 addresses
> for a session identification when it sends a change of authorization..
>
> The assumption here is that each host gets separately authorized when they 
> attach
> the network, which might be an issue on some links & deployments. However, 
> some
> network architectures with multiple routers/gateways (can) already use AAA for
> centralized address management at per host granularity.
>
> - Jouni
>
>
> On Apr 4, 2012, at 4:53 AM, Erik Kline wrote:
>
>>> It's true, as Jari said, that this can be accomplished in other ways, and 
>>> maybe it would be better if it would.   If there were some better central 
>>> management solution for populating unicast RA mappings on the router, then 
>>> unicast RA would indeed address the exact use case that I think we care 
>>> about.   But without the mechanism for populating routers, we still have a 
>>> poorly-addressed use case.   And then the question is, do we want to 
>>> develop a whole new protocol just to solve this one small problem?
>>>
>>> It might be worth developing the protocol just to put this issue to bed.
>>
>> Is RADIUS suitable for this?  At one point it was the general
>> non-client provisioning protocol of choice, I thought.  I have not
>> been following any of the evolving diameter work, but would a RADIUS
>> option suffice?
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