Per IP Subscriber DHCP Triggered RADIUS Accounting

Pavel Dimow paveldimow at
Fri Aug 6 20:37:26 UTC 2010

ok, subject is a little missliding as that would be an option if we
can use Cisco router as DHCP which is not
possible at the moment in our network.

On Fri, Aug 6, 2010 at 10:35 PM, Pavel Dimow <paveldimow at> wrote:
> Hello,
> I work at small cable operator, and we are using Cisco CNR as DHCP
> server. Now, we want to offer
> some VAS to our customers. The problem is that we are using CNR as
> dhcp server, and VAS server need to know
> the ip address of every subscriber (static is not an option). DHCP
> lease query is not an option
> (something Cisco SCE is using)  simply because VAS server does not support it.
> The closest thing that comes to my mind is that we use DDNS on CNR to
> send DNS updateds to our custom
> written daemon that will extract ip and A record (this will be the mac
> address of CPE).
> Any other options? Has anyone from cable world come to this or
> anyother solution?

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