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Content for TR 23.700-99 Word version: 18.2.0

1… 5… 6… 7…

6.0 Mapping of Solutions to Key Issues 6.1 Solution 1: Automatic application layer network slice management 6.2 Solution 2: Network slice fault management capability 6.3 Solution 3: Slice API configuration and translation 6.4 Solution 4: QoS verification capability 6.5 Solution 5: Network slice related performance and analytics exposure 6.6 Solution 6: VAL server authorization and authentication via slice enabler layer 6.7 Solution 7: network slice capability registration 6.8 Solution 8: Discovery of management service exposure 6.9 Solution 9: Support for managing trusted third-party owned application(s) 6.10 Solution 10: Network slice application policy management capability 6.11 Solution 11: Communication service management exposure 6.12 Solution 12: SEAL enhancement 6.13 Solution 13: Network Slice Allocation by VAL server 6.14 Solution 14: Interaction between the NSCE servers 6.15 Solution 15: UE triggered network slice adaptation 6.16 Solution 16: Multi-Network slice management capability 6.17 Solution 17: Multi-Network slice resource optimization 6.18 Solution 18: Network Slice Information Delivery 6.19 Solution 19: Slice requirements alignment capability 6.20 Solution 20: Network slice optimization based on AF policy 6.21 Solution 21: Solution on predictive slice modification in edge based NSCE deployments 6.22 Solution #22: Slice policy and configuration alignment

6 Solutions p. 23

6.0 Mapping of Solutions to Key Issues p. 23

6.1 Solution 1: Automatic application layer network slice management p. 24

6.1.1 Solution description p. 24

6.1.1.1 General p. 24

6.1.1.2 Automatic application layer network slice lifecycle management p. 25

6.1.2 Solution evaluation p. 26

6.2 Solution 2: Network slice fault management capability p. 26

6.2.1 Solution description p. 26

6.2.1.1 General p. 26

6.2.1.2 Network slice fault management capability exposure p. 27

6.2.2 Solution evaluation p. 28

6.3 Solution 3: Slice API configuration and translation p. 28

6.3.1 Solution description p. 28

6.3.1.1 General p. 28

6.3.1.2 slice API configuration p. 29

6.3.1.3 Slice API translation p. 30

6.3.2 Solution evaluation p. 31

6.4 Solution 4: QoS verification capability p. 32

6.4.1 Solution description p. 32

6.4.1.1 General p. 32

6.4.1.2 QoS verification capability p. 32

6.4.2 Solution evaluation p. 33

6.5 Solution 5: Network slice related performance and analytics exposure p. 33

6.5.1 Solution description p. 33

6.5.1.1 General p. 33

6.5.1.2 Network slice related performance and analytics exposure p. 33

6.5.1.2.1 KQI and performance data report from NSCE client p. 35

6.5.2 Solution evaluation p. 36

6.6 Solution 6: VAL server authorization and authentication via slice enabler layer p. 37

6.6.1 Solution description p. 37

6.6.1.1 General p. 37

6.6.1.2 VAL server authorization and authentication via slice enabler layer p. 37

6.6.2 Solution evaluation p. 38

6.7 Solution 7: network slice capability registration p. 38

6.7.1 Solution description p. 38

6.7.1.1 General p. 38

6.7.1.2 Capability exposure registration p. 38

6.7.2 Solution evaluation p. 39

6.8 Solution 8: Discovery of management service exposure p. 39

6.8.1 Solution description p. 39

6.8.1.1 General p. 39

6.8.1.2 Procedure p. 39

6.8.2 Solution evaluation p. 41

6.9 Solution 9: Support for managing trusted third-party owned application(s) p. 41

6.9.1 Solution description p. 41

6.9.1.1 General p. 41

6.9.1.2 Network slice quota management capability exposure p. 41

6.9.2 Solution evaluation p. 42

6.10 Solution 10: Network slice application policy management capability p. 42

6.10.1 Solution description p. 42

6.10.1.1 General p. 42

6.10.1.2 Network slice application policy management capability p. 42

6.10.2 Solution evaluation p. 44

6.11 Solution 11: Communication service management exposure p. 44

6.11.1 Solution description p. 44

6.11.1.1 General p. 44

6.11.1.2 Use Case of Communication service lifecycle management p. 44

6.11.1.3 Communication service creation p. 47

6.11.1.4 Communication service modification p. 47

6.11.1.5 Communication service disengagement p. 48

6.11.2 Solution evaluation p. 48

6.12 Solution 12: SEAL enhancement p. 48

6.12.1 Solution description p. 48

6.12.2 Solution evaluation p. 49

6.13 Solution 13: Network Slice Allocation by VAL server p. 50

6.13.1 Solution description p. 50

6.13.1.1 General p. 50

6.13.1.2 Network Slice Allocation by VAL Server p. 50

6.13.2 Solution evaluation p. 52

6.14 Solution 14: Interaction between the NSCE servers p. 52

6.14.1 Solution description p. 52

6.14.2 Information collection from multiple NSCE servers p. 52

6.14.3 Solution evaluation p. 52

6.15 Solution 15: UE triggered network slice adaptation p. 53

6.15.1 Solution description p. 53

6.15.1.1 General p. 53

6.15.2 Solution evaluation p. 57

6.16 Solution 16: Multi-Network slice management capability p. 57

6.16.1 Solution description p. 57

6.16.1.1 General p. 57

6.16.1.2 Multi-Network slice management capability p. 57

6.16.2 Solution evaluation p. 59

6.17 Solution 17: Multi-Network slice resource optimization p. 59

6.17.1 Solution description p. 59

6.17.1.1 General p. 59

6.17.1.2 Multi-Network slice management capability p. 59

6.17.2 Solution evaluation p. 61

6.18 Solution 18: Network Slice Information Delivery p. 61

6.18.1 Solution description p. 61

6.18.1.1 General p. 61

6.18.1.2 Network Slice Information delivery p. 62

6.18.1.3 Network Slice Information subscription p. 63

6.18.1.4 Network Slice Information Notify p. 64

6.18.1.5 Network Slice Information delivery while registration p. 65

6.18.2 Solution evaluation p. 66

6.19 Solution 19: Slice requirements alignment capability p. 67

6.19.1 Solution description p. 67

6.19.1.1 General p. 67

6.19.1.2 Slice requirements alignment capability p. 67

6.19.2 Solution evaluation p. 68

6.20 Solution 20: Network slice optimization based on AF policy p. 68

6.20.1 Solution description p. 68

6.20.1.1 General p. 68

6.20.1.2 OAM event triggered network slice optimization p. 69

6.20.1.3 NWDAF event triggered network slice optimization p. 70

6.20.1.4 NSCE server triggered network slice optimization p. 71

6.20.1.5 AF policy provisioning p. 72

6.20.2 Solution evaluation p. 73

6.21 Solution 21: Solution on predictive slice modification in edge based NSCE deployments p. 73

6.21.1 Solution description p. 73

6.21.1.1 General p. 73

6.21.1.2 Procedure p. 74

6.21.2 Solution evaluation p. 75

6.22 Solution #22: Slice policy and configuration alignment p. 75

6.22.1 Solution description p. 75

6.22.1.1 General p. 75

6.22.1.2 Procedure p. 75

6.22.2 Solution evaluation p. 76