Content for TS 23.435 Word version: 19.2.0
9 Procedures and information flows
9.1 General
9.2 Registration
9.3 Slice API configuration and translation
9.4 Application layer network slice lifecycle management
9.5 Network slice optimization based on VAL server policy
9.6 Discovery of management service exposure
9.7 Network slice related performance and analytics monitoring
9.8 Information collection from NSCE server(s)
9.9 Predictive slice modification in edge based NSCE deployments
9.10 Multiple slices coordinated resource optimization
9.11 Network slice adaptation for VAL application
9.12 Slice related communication service lifecycle management exposure
9.13 Predictive slice modification in Inter-PLMN based slice service continuity
9.14 Network slice diagnostics
9.15 Network slice fault management capability exposure
9.16 Slice requirements verification and alignment capability exposure
9.17 Network Slice Information delivery
9.18 Network Slice Allocation in NSaaS model
9.19 Authorization and authentication
A Deployment models
A.1 Deployment scenarios
A.2 Deployment of NSCE server(s) in relation to VAL server and 3GPP system
A.3 Deployment of NSCE server(s) in relation to SEAL
$ Change history
9 Procedures and information flows p. 23
9.1 General p. 23
9.2 Registration p. 23
9.3 Slice API configuration and translation p. 23
9.3.1 General p. 23
9.3.2 Procedure p. 24
9.3.2.1 Procedures on slice API configuration p. 24
9.3.2.1.1 General p. 24
9.3.2.1.2 Initial Configuration p. 24
9.3.2.1.3 VAL server-initiated Configuration Update p. 25
9.3.2.2 Procedure on slice API translation p. 25
9.3.3 Information flows p. 26
9.3.3.1 General p. 26
9.3.3.2 VAL application requirement request p. 26
9.3.3.3 VAL application requirement response p. 27
9.3.3.4 Slice API information notify p. 27
9.3.3.5 VAL server-initiated configuration update request p. 27
9.3.3.6 VAL server-initiated configuration update response p. 28
9.3.3.7 slice API invocation request p. 28
9.3.3.8 slice API invocation response p. 28
9.3.4 APIs p. 28
9.4 Application layer network slice lifecycle management p. 30
9.4.1 General p. 30
9.4.2 Procedure p. 30
9.4.3 Information flows p. 32
9.4.3.1 General p. 32
9.4.3.2 Application layer network slice lifecycle management subscribe request p. 32
9.4.3.3 Application layer network slice lifecycle management response p. 32
9.4.3.4 Application layer network slice lifecycle management notification p. 33
9.4.3.5 QoE metrics subscribe p. 33
9.4.3.6 QoE metrics response p. 34
9.4.3.7 QoE metrics notification p. 34
9.4.3.8 Network slice LCM recommendation request p. 34
9.4.3.9 Network slice LCM recommendation response p. 34
9.4.4 APIs p. 35
9.4.4.1 General p. 35
9.4.4.2 SS_NSCE_AppLayerNSLCM_Subscribe operation p. 35
9.4.4.3 SS_NSCE_AppLayerNSLCM_Notify operation p. 35
9.4.4.4 SS_NSCE_Val_QoEMetrics_Subscribe operation p. 35
9.4.4.5 SS_NSCE_Val_QoEMetrics_Notify operation p. 36
9.4.4.6 SS_NSCE_Val_NSLCMRecommendation _Request operation p. 36
9.5 Network slice optimization based on VAL server policy p. 36
9.5.1 General p. 36
9.5.2 Procedure p. 36
9.5.2.1 VAL server policy management p. 36
9.5.2.1.1 VAL server policy provisioning p. 36
9.5.2.1.2 VAL server policy Update p. 37
9.5.2.1.3 VAL server policy Delete p. 38
9.5.2.1.4 Policy harmonization p. 39
9.5.2.1.5 VAL server policy Usage Reporting data p. 39
9.5.2.2 Network slice optimization based on VAL server policy p. 40
9.5.2.3 Network slice optimization report retrieval p. 41
9.5.3 Information flows p. 42
9.5.3.1 General p. 42
9.5.3.2 VAL server policy provisioning request p. 42
9.5.3.3 VAL server policy provisioning response p. 45
9.5.3.4 VAL server policy update request p. 45
9.5.3.5 VAL server policy update response p. 46
9.5.3.6 VAL server policy delete request p. 46
9.5.3.7 VAL server policy delete response p. 46
9.5.3.8 VAL server policy usage reporting data subscribe request p. 47
9.5.3.9 VAL server policy usage reporting data subscribe response p. 47
9.5.3.10 VAL server policy usage reporting data notification p. 47
9.5.3.11 Network slice optimization subscription request p. 48
9.5.3.12 Network slice optimization subscription response p. 48
9.5.3.13 Network slice optimization notification p. 48
9.5.3.14 Network slice optimization report retrieval request p. 49
9.5.3.15 Network slice optimization report retrieval response p. 49
9.5.3.16 Policy harmonization subscribe notify p. 50
9.5.4 APIs p. 50
9.5.4.1 General p. 50
9.5.4.2 SS_NSCE_ Policy_Provisioning operation p. 50
9.5.4.3 SS_NSCE_ Policy_Update operation p. 50
9.5.4.4 SS_NSCE_ Policy_Delete operation p. 50
9.5.4.5 SS_NSCE_Policy_harmonization Notify_operation p. 51
9.5.4.6 SS_NSCE_ Policy_Usage_Reporting_Data_Subscribe operation p. 51
9.5.4.7 SS_NSCE_ Policy_Usage_Reporting_Data_Notification operation p. 51
9.5.4.8 SS_NSCE_NS_Optimization_Report_Retrieval operation p. 51
9.5.4.9 SS_NSCE_NSOptimization_Subscribe Request operation p. 51
9.5.4.10 SS_NSCE_NSOptimization_Notification operation p. 52
9.6 Discovery of management service exposure p. 52
9.6.1 General p. 52
9.6.2 Procedure p. 52
9.6.2.1 VAL-triggered MnS discovery procedure p. 52
9.6.2.2 OAM-triggered new/modified MnS discovery p. 53
9.6.3 Information flows p. 54
9.6.3.1 General p. 54
9.6.3.2 Management service discovery subscribe request p. 54
9.6.3.3 Management service discovery subscribe response p. 55
9.6.3.4 Management service discovery notify p. 55
9.6.4 APIs p. 55
9.7 Network slice related performance and analytics monitoring p. 56
9.7.1 General p. 56
9.7.2 Procedure p. 56
9.7.2.1 Network slice related performance and analytics monitoring job creation request p. 56
9.7.2.2 Network slice related performance and analytics report subscription and report p. 57
9.7.2.3 Multiple slices related performance and analytics consolidated report request p. 58
9.7.3 Information flows p. 59
9.7.3.1 General p. 59
9.7.3.2 Network slice related performance and analytics monitoring job creation request and response p. 60
9.7.3.3 Network slice related performance and analytics report subscription p. 60
9.7.3.4 Network slice related performance and analytics report Notify p. 61
9.7.3.5 Multiple slices related performance and analytics consolidated report request and response p. 62
9.7.4 APIs p. 63
9.8 Information collection from NSCE server(s) p. 65
9.8.1 General p. 65
9.8.2 Procedure p. 65
9.8.2.1 Information collection from NSCE server(s) subscribe request and response p. 65
9.8.2.2 Information collection from NSCE server(s) Notify p. 66
9.8.3 Information flows p. 66
9.8.3.1 General p. 66
9.8.3.2 Information collection from NSCE server(s) subscribe request p. 66
9.8.3.3 Information collection from NSCE server(s) subscribe response p. 66
9.8.3.4 Information collection from NSCE server(s) notify p. 67
9.8.4 APIs p. 67
9.9 Predictive slice modification in edge based NSCE deployments p. 68
9.9.1 General p. 68
9.9.2 Procedure p. 68
9.9.3 Information flows p. 70
9.9.3.1 General p. 70
9.9.3.2 Application service continuity requirement request p. 70
9.9.3.3 Application service continuity requirement response p. 70
9.9.3.4 Service continuity negotiation request p. 71
9.9.3.5 Service continuity negotiation response p. 71
9.9.3.6 Slice modification notify p. 71
9.9.4 APIs p. 72
9.10 Multiple slices coordinated resource optimization p. 73
9.10.1 General p. 73
9.10.2 Procedure p. 73
9.10.3 Information flows p. 75
9.10.3.1 General p. 75
9.10.3.2 Multiple slices coordinated resource optimization request p. 75
9.10.3.3 Multiple slices coordinated resource optimization response p. 75
9.10.4 APIs p. 75
9.11 Network slice adaptation for VAL application p. 76
9.11.1 General p. 76
9.11.2 Procedures p. 76
9.11.2.1 Procedure for VAL server-triggered and network-based network slice adaptation for VAL application - request and response model p. 76
9.11.2.2 Procedure for VAL UE-triggered and network-based network slice adaptation for VAL application - request and response model p. 77
9.11.2.3 Procedure for VAL server-triggered and network-based network slice adaptation for VAL application - subscribe and notify model p. 78
9.11.2.4 Procedure for VAL UE-triggered and network-based network slice adaptation for VAL application - subscribe and notify model p. 79
9.11.3 Information flows p. 80
9.11.3.1 Network slice adaptation request p. 80
9.11.3.2 Network slice adaptation response p. 80
9.11.3.3 Network slice adaptation trigger p. 80
9.11.3.4 Network slice adaptation trigger response p. 81
9.11.3.5 Network slice adaptation subscribe request p. 81
9.11.3.6 Network slice adaptation subscribe response p. 82
9.11.3.7 Network slice adaptation trigger subscribe request p. 82
9.11.3.8 Network slice adaptation trigger subscribe response p. 83
9.11.3.9 Network slice adaptation notification p. 83
9.11.4 APIs p. 83
9.12 Slice related communication service lifecycle management exposure p. 84
9.12.1 General p. 84
9.12.2 Procedure p. 84
9.12.3 Information flows p. 87
9.12.3.1 General p. 87
9.12.3.2 Slice related communication service creation p. 87
9.12.3.3 Slice related communication service reconfiguration p. 88
9.12.3.4 Slice related communication service disengagement p. 90
9.12.4 APIs p. 90
9.13 Predictive slice modification in Inter-PLMN based slice service continuity p. 91
9.13.1 General p. 91
9.13.2 Procedure p. 91
9.13.3 Information flows p. 93
9.13.3.1 General p. 93
9.13.3.2 Inter-PLMN application service continuity requirement request p. 93
9.13.3.3 Inter-PLMN slice modification notify p. 94
9.13.4 APIs p. 94
9.14 Network slice diagnostics p. 95
9.15 Network slice fault management capability exposure p. 98
9.15.1 General p. 98
9.15.2 Procedure p. 98
9.15.3 Information flows p. 100
9.15.3.1 General p. 100
9.15.3.2 Fault diagnosis subscription request p. 100
9.15.3.3 Response of fault diagnosis subscription p. 100
9.15.3.4 Fault diagnosis notification p. 100
9.15.4 APIs p. 101
9.15.4.1 General p. 101
9.15.4.2 SS_NSCE_FaultDiagnosis API p. 101
9.16 Slice requirements verification and alignment capability exposure p. 102
9.16.1 General p. 102
9.16.2 Procedure p. 102
9.16.3 Information flows p. 104
9.16.3.1 General p. 104
9.16.3.2 Slice requirements verification and alignment subscription p. 104
9.16.3.3 Response of slice requirements verification and alignment subscription p. 104
9.16.3.4 Slice requirements verification and alignment notification p. 104
9.16.4 APIs p. 105
9.17 Network Slice Information delivery p. 106
9.17.1 General p. 106
9.17.2 Procedure p. 106
9.17.2.1 Network Slice Information delivery request p. 106
9.17.2.2 Network Slice Information delivery to NSCE client request p. 107
9.17.3 Information flows p. 108
9.17.3.1 Network Slice Information delivery request p. 108
9.17.3.2 Network Slice Information delivery response p. 109
9.17.3.3 Slice Information delivery to NSCE client p. 109
9.17.3.4 Slice Information delivery to NSCE client p. 109
9.17.4 APIs p. 110
9.18 Network Slice Allocation in NSaaS model p. 110
9.18.1 General p. 110
9.18.2 Procedure p. 111
9.18.3 Information flows p. 113
9.18.3.1 General p. 113
9.18.3.2 Network Slice Allocation p. 113
9.18.4 APIs p. 114
9.19 Authorization and authentication p. 115
A Deployment models p. 115
A.1 Deployment scenarios p. 115
A.1.1 General p. 115
A.1.2 Centralized NSCE deployment p. 115
A.1.3 Distributed NSCE deployment p. 116
A.1.4 NPN NSCE deployment p. 116
A.1.5 Edge NSCE deployment p. 117
A.2 Deployment of NSCE server(s) in relation to VAL server and 3GPP system p. 118
A.3 Deployment of NSCE server(s) in relation to SEAL p. 118
$ Change history p. 119
