[Serusers] Can I do this with SER?

[Arnd Vehling]

Hi,

Jesus Rodriguez wrote:
> 
> On Fri, 9 Jan 2004, Edgar Barbosa wrote:
> 
> > 1) Is there any way of using ser in a calling card scenario (interrupting
> > the call when the user balance expires)?
> 
> You need a b2bua. IPTel has none free one.

Does this mean that iptel has a non free (payware) b2bua?
If yes, with which clearing-centers (i.e. master-card, paypal etc)
does it work and how much does it cost?

Anyone has a setup using the VOCAL b2bua agent in this scenario?

regards,

  Arnd