Foreword1 Scope2 References3 Definitions of terms, symbols and abbreviations4 Reference Architecture for Data Analytics5 Signalling Flows for the Network Data Analytics Framework5.1 General5.2 Analytics Exposure Procedures5.3 Analytics Aggregation from Multiple NWDAFs5.4 Procedures for Analytics Transferring5.5 Data Collection5.6 ML Model provisioning procedures5.7 Procedures for Specific Network Data Analytics5.7.1 General5.7.2 Network Slice (Instance) load level Analytics5.7.3 Observed Service Experience Analytics5.7.4 NF load Analytics5.7.5 Network Performance Analytics5.7.6 UE Mobility Analytics5.7.7 UE Communication Analytics5.7.8 Expected UE behavioural Analytics5.7.9 Abnormal UE behavioural Analytics5.7.10 User Data Congestion Analytics5.7.11 QoS Sustainability Analytics5.7.12 Dispersion Analytics5.7.13 WLAN Performance Analytics5.7.14 Session Management Congestion Control Experience Analytics5.7.15 Redundant Transmission Experience Analytics5.7.16 DN Performance Analytics5.8 Procedures for NWDAF Discovery and Selection5.9 Analytics Data Repository procedures 5.7.1 General 29.5523GPP5G SystemNetwork Data Analytics signalling flowsRelease 17Stage 3TS Tools: ARFCN - Frequency Conversion for 5G NR/LTE/UMTS/GSM