Pin based Prepaid retail VOIP solution
Pin based Prepaid retail VOIP solution is a complete system enabling selling physical cards with PIN. Calling Card has been a staple of the telephony industry for decades. this is a module which runs on top of the switch and inherits all the routing, charging and billing features of the core system with a level of flexibility that can be deployed to meet your exact specifications. In addition, customers can manage their services and account through the User Portal.PIN-based calling cards, the user must enter a PIN once in the system to the access number. If the authentication of the PIN is successful, the system ready to call to any destination.