To achieve all modern telecommunication requirements it was necessary to change service delivery architectures as well as billing systems architectures. These changes cover many aspects like network unification, standards-based communication, a centralized product catalogue and most importantly - real-time processing.

Comarch Billing System for Convergent Services uses modern multi-layered architecture and solves problems in many business layers of users and their terminals, access networks, service delivery/control, services logic, convergent billing and sales channels.