Content for TR 23.791 Word version: 16.2.0
5 Use Cases and Key Issues p. 14
5.1 Use Cases p. 14
5.1.0 Introduction and guidelines p. 14
5.1.1 Use Case 1: <how to get information from AF> p. 14
5.1.1.1 Description p. 14
5.1.2 Use Case 2: <NWDA-Assisted QoS Provisioning> p. 15
5.1.2.1 Description p. 15
5.1.3 Use Case 3: <NWDA-Assisted Traffic Handling> p. 15
5.1.3.1 Description p. 15
5.1.4 Use Case 4: Using NWDAF output to customize mobility management p. 15
5.1.4.1 Description p. 15
5.1.5 Use Case 5: <NWDA-assisted Determination of Policy> p. 16
5.1.5.1 Description p. 16
5.1.6 Use Case 6: <NWDAF-Assisted QoS Adjustment> p. 16
5.1.6.1 Description p. 16
5.1.7 Use Case 7: NWDAF assisting 5G edge computing p. 16
5.1.7.1 Description p. 16
5.1.8 Use Case 8: Performance improvement and supervision of mIoT terminals p. 17
5.1.8.1 Description p. 17
5.1.9 Use Case 9: <NWDAF-assisted load balancing/re-balancing of network functions> p. 17
5.1.9.1 Description p. 17
5.1.10 Use Case 10: NWDA-assisted determination of areas with oscillation of network conditions p. 17
5.1.10.1 Description p. 17
5.1.11 Use Case 11: Prevention of various security attacks p. 18
5.1.11.1 Description p. 18
5.1.12 Use Case 12: < NWDA-Assisted predictable network performance > p. 19
5.1.12.1 Description p. 19
5.1.13 Use Case 13: <UE driven analytics sharing> p. 19
5.1.13.1 Description p. 19
5.1.14 Use Case 14: How to ensure that slice SLA is guaranteed p. 19
5.1.14.1 Description p. 19
5.2 Key Issues p. 20
5.2.1 Key Issue 1: Analytic Information Exposure to 5GS NF p. 20
5.2.1.1 Description p. 20
5.2.1.2 Requirements p. 21
5.2.2 Key Issue 2: Analytic Information Exposure to AF p. 21
5.2.2.1 Description p. 21
5.2.2.2 Requirements p. 21
5.2.3 Key Issue 3: Interactions with 5GS NFs/AFs for Data Collection p. 21
5.2.3.1 Description p. 21
5.2.3.2 Requirements p. 22
5.2.4 Key Issue 4: Interactions with OAM for Data Collection and Data Analytics Exposure p. 22
5.2.4.1 Description p. 22
5.2.4.2 Requirements p. 22
5.2.5 Key Issue 5: NWDAF-Assisted QoS Profile Provisioning p. 23
5.2.5.1 Description p. 23
5.2.5.2 Requirements p. 23
5.2.6 Key Issue 6: NWDAF assisting traffic routing p. 23
5.2.6.1 Description p. 23
5.2.7 Key Issue 7: NWDAF assisting Future Background Data Transfer p. 23
5.2.7.1 Description p. 23
5.2.7.2 Requirements p. 23
5.2.8 Key Issue 8: performance improvement and supervision of mIoT terminals p. 23
5.2.8.1 Description p. 23
5.2.9 Key Issue 9: Customizing mobility management based on NWDAF output p. 24
5.2.9.1 Description p. 24
5.2.9.2 Requirements p. 24
5.2.10 Key Issue 10: NWDAF service support to select NF instances p. 24
5.2.10.1 Description p. 24
5.2.10.2 Requirement p. 25
5.2.11 Key Issue 11: NWDA-Assisted predictable network performance p. 25
5.2.11.1 Description p. 25
5.2.11.2 Requirements p. 25
5.2.12 Key Issue 12: Support of Northbound Network Status Exposure p. 25
5.2.12.1 Description p. 25
5.2.12.2 Requirement p. 26
5.2.13 Key Issue 13: UE driven analytics p. 26
5.2.13.1 Description p. 26
5.2.13.2 Requirements p. 26
5.2.14 Key Issue 14: How to ensure that slice SLA is guaranteed p. 26
5.2.14.1 Description p. 26
5.2.14.2 Requirements p. 27
