Value Added Services
Value-added services (VAS) over the mobile are drawing increasing attention from operators and content providers. The former believe that this provides a way out of the predicament of decreasing average revenues per customer (ARPU).

Intelligent Network
IN (Intelligent network) is the trend of development in telecommunication networks. It is an additional network structure based on the existing telecommunication networks in order to provide value-added services.

Convergent Billing
Convergent billing is the integration of all service charges onto a single customer invoice. Convergent billing means creating a unified view of the customer and all services provided to that customer for single point customer care.

Fraud Management
A powerful case management environment facilitates and guides the process of case analysis, investigation and subsequent actions.

Network Security
Network device security, communications security, network access controls, Internet/Web security, intrusion detection, vulnerability testing, PBX/voice system security, network change controls, firewalls & proxy servers, dialup access security, encryption, e-mail security, wireless controls.

Network Management
3GPPTM has developed a comprehensive set of network management specifications covering multiple topics and has developed XML definitions for most of these.