Re: [homenet] ISPs using DHCP for individual clients

Thanks for the response Ian,

This seems to confirm that assuming per-subscribers responses is something
widely deployed.

Thanks!

Yours,
Daniel

On Fri, Nov 20, 2020 at 10:57 AM <ianfarrer@gmx.com> wrote:

> Hi Daniel,
>
> I can’t speak to A), but we have built and tested DHCPv6 infrastructure
> using ISC’s Kea with a Cassandra based back end with quite a bit of
> per-subscriber logic. The remote-id option is supplied by the relay and
> contains a number of flags, depending on the services the customer
> subscribes to. These indicate which options the response contains, for
> things like:
>
>
>    - Single/multiple IPv6 prefixes for different service types
>    - IA_NA for the CPE WAN interface
>    - v4 configuration for lightweight 4over6 softwire
>
>
> For the last item, each subscribed user receives option 96 with unique
> option content (v4 address, v6 tunnel endpoint hint).
>
> Thanks,
> Ian
>
>
> On 20. Nov 2020, at 09:37, Daniel Migault <mglt.ietf@gmail.com> wrote:
>
> Hi,
>
> While designing the DHCP options to configure the HNA we asked ourselves
> how likely ISP are:
>
> A) How an ISP is likely to perform an action that is user specific based
> on a DHCP request. In our case the HNA sends to the DHCP server the
> certificate it will use to authenticate itself to a server the ISP has
> control on. The action is that the ISP will need to provision the server
> with that certificate.
>
> B) How an ISP is likely to provide a DHCP response that is specific to an
> individual user. The specific information is typically expected to be
> something provisioned for that user.
>
> Yours,
> Daniel
>
> --
> Daniel Migault
> Ericsson
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>

-- 
Daniel Migault
Ericsson