Capping issues with voucher system

Daren Hendricks daren.hendricks at
Fri Feb 13 13:31:57 CET 2015


Thanks for suggestion. Btw. We using a microtik with freeradius.


On Fri, Feb 13, 2015 at 11:59 AM, Winfield, Alister <
Alister.Winfield at> wrote:

> That depends on the network device managing the sessionŠ
> Simplest case (at least its easy to implement)
> The NAS has Œquotas¹ and sends a new authentication request if the quota
> hits Œ0¹. In RADIUS hand out small quotas (size depends on ability to cope
> with the request rate and how much over you are willing to allow a user to
> go). Update real quota levels as things go along. I¹ll admin getting that
> last step actually right is not as trivial as it sounds but is usually
> possible.
> Less simple.
> Track usage using accounting data (including Interim Accounting updates).
> If the usage drops to / below zero use RADIUS COA to stop all related
> sessions. How you know which to stop and what information you need to
> build the COA packets is implementation dependant.
> On 13/02/2015 08:33, "Daren Hendricks" <daren.hendricks at> wrote:
> >Hi,
> >
> >I figured out the issue. All users not being capped were using multiple
> >devices. So 2nd device was still connected and doing traffic. How on the
> >radius side can we make all connections disconnect when user has reached
> >their cap?
> >
> >Daren
> >
> >On Fri, Feb 13, 2015 at 9:39 AM, Daren Hendricks
> ><daren.hendricks at>
> >wrote:
> >
> >> Hi,
> >>
> >> We experiencing a strange situation. We have a voucher system using
> >> freeradius  and some customers are being capped when they reach their
> >> voucher limit. Some customers though seem to continue to use about
> >> 100-300MB over before they eventually get capped.
> >>
> >> Has anybody experienced anything like this before? Any pointers on where
> >> the possible issues might be or where to look to start diagnosing?
> >>
> >> Thanks,
> >> Daren
> >>
> >-
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