ces Switching Center Maximum Segment Size Mobile Wireless Internet Forum Node B Application Part Next Generation Mobile Network Non Real Time nrt-VBR Non-Real-Time Variable Bit Rate NS-RLS Non-Serving Radio Link Set Network and Switching Subsystem Orthogonal Frequency Division Multiplex PASTA Poisson Arrivals See Time Averages Primary Absolute Grant Paging Channel Peak Cell Rate Packet Data Convergence Protocol List of Abbreviations Protocol Data Unit Provider Edge Per Hop Behavior Point-to-Point Protocol Processor Sharing Public Switched Telephone Network Permanent Virtual Circuit Permanent Virtual Path Pseudo Wire Emulation Quadrature Amplitude Modulation Quality of Service Quadrature Phase Shift Keying Radio Access Bearer Random Access Channel Radio Access Network RANAP Radio Access Network Application Part Random Early Detection Radio Link Control Radio Network Controller Radio Network Subsystem RNSAP Radio Network Subsystem Application Part Radio Resource Control Radio Resource Management Resource Reservation Protocol Real Time rt-VBR Real-Time Variable Bit Rate Round Trip Time Real-time Transport Protocol System Architecture Evolution Secondary Absolute Grant Service Access Point Signaling Connection Control Part SC-FDMA Single-Carrier FDMA Sustained Cell Rate Service Data Unit Serving GPRS Support Node Soft Handover Signal-to-Interference Ratio Service Level Agreement Switched Poisson Process List of Abbreviations XXVII Signaling Radio Bearer Switched Virtual Circuit Transport Block Transmission Control Protocol Time Division Duplex Time Division Multiple Access Transparent Mode Type of Service Transport Resource Management Traffic Separation Telecommunications Technology Association Telecommunications Technology Committee Transmission Time Interval Unspecified Bit Rate User Datagram Protocol User Equipment Uplink Unacknowledged Mode Universal Mobile Telecommunications System User Network Interface UMTS Subscriber Identity Module UTRAN UMTS Terrestrial Radio Access Network User-to-User Indication Virtual C