[Serusers] Prepaid approach

[Daryl Sanders]

Ashutosh,

You may want to look at the thread "Detecting runaway calls" we have
been discussing these type issues there.

Basically if you control the PSTN gateway and/or there is support for
session timers then you are in good shape, and this should work.

- Daryl

On 10/28/05, Ashutosh kumar <ashutoshk at chetu.com> wrote:
> Hi,
>        OK, but how do you monitor the call while it is in progress?
>
> To disconnect the call, I am planning to use the session timers set in the
> header prior to intitiating the call, which will offload the task of
> montoring the call by SER, and disconnection-on-zero-credit will be handled
> by our pstn gw. Am I wrong somewhere?
>
>
> Regards,
> Ashutosh
>
> -----Original Message-----
> From: Ryan Pagquil [mailto:rpagquil at philonline.com]
> Sent: Friday, October 28, 2005 3:33 PM
> To: Ashutosh kumar
> Cc: serusers at lists.iptel.org
> Subject: Re: [Serusers] Prepaid approach
>
> Hi,
> We are a bit similar in implementing prepaid service. Our users are
> normally can call other users in our domain, and they are initially not
> member of the pstn group in the ser.grp table. once they bought credits
> they will be put in the "pstn" group and can call pstn destinations. But
> when they run out of credit, we sends a bye message using sipsak on both
> PSTN gateway and the user's IP phone.
>
> Regards,
> Ryan
>
> Ashutosh kumar wrote:
>
> > Hi,
> >
> > While trying to implement prepaid solution using SER, I decided to go
> > be a intuitive approach which is as follows.
> >
> > -When the user registers, he is placed in a "voip" groups table of ser
> > (or radius server database), i.e he can make only pc-to-pc calls.
> >
> > - Later , or otherwise, when the user registers, he is shifted to a
> > "pstn" groups table of ser , i.e noew he can make only pc-to-pstn calls.
> >
> > -Henceforth, whenever the user logins and tries to make pstn call, the
> > call is approved only if group_radius_is_user_in(username) succeds,
> > else the call rejected by SER.
> >
> > -To restrict the user from making pstn calls when his credits are zero
> > (or beyond a threshold) , a dedicated cron job is scripted to move
> > users from "pstn" group to "voip" when their
> >
> > account_cerdit=0.
> >
> > Am I right in using this approach, or are there any foreseeable
> > problems which I might be overlooking.
> >
> > Thanks.
> >
> > Regards,
> >
> > Ashutosh Kumar
> >
> >------------------------------------------------------------------------
> >
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>
>
> --
> Ryan Pagquil
> Infodyne Inc. - PhilOnline.com
> 3603 Antel Global Corporate Center
> Doña Julia Vargas Ave.
> Ortigas Center Pasig City
> Tel: 687-0715
> Web: www.philonline.com
>
>
>
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