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The main function of a rating function in an online charging system is to perform real-time calculations of the tariff. In the context of the IP multimedia subsystem, and the consequent revolution in terms of services and applications, quality of service and network performance play an important role in application delivery and user experience.(More)
Determine the right price for one application usage is a core function of Rating Module in real time charging. Telecom operators base their tariff plans and promotions for services on this function to implement. Hence, rating plays a very important role to implement flexibility in operators billing and charging platform and to maintain their investments(More)
The increasing complexity, heterogeneity and dynamism of networks, systems and services have made our informational infrastructure unmanageable and insecure. The last events in the European telecom operator and IT landscapes showed inherent limits of current network and systems management architectures with respect to availability, re-siliency and QoS.(More)
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