This comprehensive volume provides state-of-the-art guide Quality of Service (QoS) and Quality of end users (QoE) management experience in UMTS cellular systems, handle the planning, provisioning, monitoring and optimization problems in a single accessible resource. In addition, detailed discussion is given on the application service, QoS concept, architecture and functions in access, packet & circuit switched core and backbone networks. Include QoS and QoE issues related to the application of these services and future, including multimedia messaging service (MMS), Video Sharing (VS), downloadable content, business connectivity, Push to talk over Cellular (PoC), Voice over IP (VoIP), presence, instant messaging, gaming, streaming and browsing. Includes three detailed chapters covering concepts, means and methods for QoS provisioning, QoS & QoE performance monitoring and optimization.