Telecom subscribers are getting smarter (so it’s not only the handset which is getting smarter haan!!!), demanding more and more and, at the same time many new players are entering the marketplace. To compete in this environment, operators have to not only maintain but also grow their part of the new value chain to gain loyal customers and adding new blended services which are ridding on their investment/infrastructure made during all those time
Online charging (based on the Ro and CAP interfaces) and offline charging (based on the Rf interface) describe the interaction between NEs and charging systems. Postpaid and prepaid indicate the interaction between account balance and user payment. As a result, user experience-based concepts—i.e., prepaid, postpaid, near real-time, and real-time—can be seamlessly mirrored to network-based concepts such as online and offline charging. Flexible maintenance and configuration through a web-based portal and support for multiple interfaces to external systems such as CRM, billing, etc.
The charging system originally formed part of the support network and can be regarded as a supporting platform for networks or services. In a converged environment, the charging system is unable to complete the entire charging process. Many network evolutions, however, are stimulated by changes in charging requirements.