1. Protocol Testing GSM /GPRS Protocols: MM, CC, RR,Physical Layer, RF & NAS UMTS Protocols: NAS, RRC,RLC,MAC,BMC,PDCP, Physical Layer, RF,QoS Core specs 25.331, 25.321, 25.322, 24.008, 44.018, 44.060 Test Cases (TTCN) 34.123-3, 51.010-5 Test Requirement 34.123-2, 51.010-2 Test Purposes,3 4.123-1 34.108, 51.010-1 logging and analysis Device under Test System Simulators Protocol Testing

2. Test Environment System Simulator RF Cable DUT SIM-ME interface Test Tool SIM Programmer Defect Management Server SIM – ME interface Via USB RF Cable

3. RLC/MAC Logical L1 L2 MMI Control GSM/GPRS Test Scripts Phone Application GMM,MM,CC,SM Logical L1 DSP Emulator GRRRR MAC/RLC L2 L1 Simulator (Radio Block Transfer) GSM/GPRS Test architecture SS (system Simulator) MS (Mobile Station)

4. RRC adapter RLC SNDCP MMI Control 3GPP 34.123 Test Scripts Phone Application NAS(GMM,MM,CC,SM) PHY RRC RR RLC MAC/RLC L1 Simulator (Radio Block Transfer) SS (system Simulator) UE (Mobile Station) PDCP MAC PHY (UTRAN) LLC RLC/MACL2 L1 (GERAN) L1 MAC 3GPP test model (TS 34.123-3)