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TS 29.514
5GS — Policy Authorization Services

3GPP‑Page   ETSI‑search   fToC↓   Partial Content →
V19.5.0 (PDF)  2025/12  … p.
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V15.16.0  2024/12  90 p.
Rapporteur:
Miss Garcia Azorero, Fuencisla
Ericsson LM

full Table of Contents for  TS 29.514  Word version:  19.4.0

each clause number in 'red' refers to the equivalent title in the Partial Content
Here   Top
1Scope  p. 12
2References  p. 12
3Definitions and abbreviations  p. 14
3.1Definitions  p. 14
3.2Abbreviations  p. 15
4Npcf_PolicyAuthorization Service  p. 16
4.1Service Description  p. 16
4.1.1Overview  p. 16
4.1.2Service Architecture  p. 16
4.1.3Network Functions  p. 17
4.1.3.1Policy Control Function (PCF)  p. 17
4.1.3.2NF Service Consumers  p. 18
4.2Service Operations  p. 19
4.2.1Introduction  p. 19
4.2.2Npcf_PolicyAuthorization_Create service operation  p. 20
4.2.2.1General  p. 20
4.2.2.2Initial provisioning of service information  p. 21
4.2.2.3Gate control  p. 26
4.2.2.4Initial Background Data Transfer policy indication  p. 27
4.2.2.5Initial provisioning of sponsored connectivity information  p. 27
4.2.2.6Subscriptions to Service Data Flow QoS notification control  p. 28
4.2.2.7Subscription to Service Data Flow Deactivation  p. 28
4.2.2.8Initial provisioning of traffic routing, service function chaining information and handling of payload headers  p. 29
4.2.2.9Void  p. …
4.2.2.10Subscription to resources allocation outcome  p. 32
4.2.2.11Void  p. …
4.2.2.12Invocation of Multimedia Priority Services  p. 33
4.2.2.12.1General |R17|  p. 33
4.2.2.12.2MPS for DTS |R17|  p. 33
4.2.2.12.3Provisioning of MPS for DTS signalling flow information |R17|  p. 34
4.2.2.12.4Priority for AF Signalling flow for MPS for Messaging |R19|  p. 35
4.2.2.13Support of content versioning  p. 35
4.2.2.14Request of access network information |R16|  p. 35
4.2.2.15Initial provisioning of service information status |R16|  p. 36
4.2.2.16Provisioning of signalling flow information |R16|  p. 36
4.2.2.17Support of resource sharing |R16|  p. 37
4.2.2.18Indication of Emergency traffic |R16|  p. 37
4.2.2.19Invocation of MCPTT |R16|  p. 38
4.2.2.20Invocation of MCVideo |R16|  p. 38
4.2.2.21Priority sharing indication |R16|  p. 38
4.2.2.22Subscription to Out of Credit notification |R16|  p. 39
4.2.2.23Subscriptions to Service Data Flow QoS Monitoring Information |R16|  p. 39
4.2.2.23.1Subscriptions to QoS Monitoring at AF session level |R18|  p. 39
4.2.2.23.2Subscriptions to QoS Monitoring for one or more service data flow(s) |R18|  p. 41
4.2.2.24Provisioning of TSCAI input Information and QoS related data |R16|  p. 42
4.2.2.25Provisioning of TSC user plane node management information and port management information |R16|  p. 43
4.2.2.26Invocation of Mission Critical Services |R16|  p. 44
4.2.2.27P-CSCF restoration enhancements |R16|  p. 44
4.2.2.28Support of CHEM feature |R19|  p. 45
4.2.2.29Support of FLUS feature |R16|  p. 45
4.2.2.30Subscription to EPS Fallback report |R16|  p. 45
4.2.2.31Subscription to TSC user plane node related events |R16|  p. 46
4.2.2.32Initial provisioning of required QoS information |R16|  p. 46
4.2.2.33Support of QoSHint feature |R16|  p. 47
4.2.2.34Subscription to Reallocation of Credit notification |R16|  p. 47
4.2.2.35Subscription to satellite backhaul category changes |R17|  p. 47
4.2.2.36Subscription to the report of extra UE addresses |R18|  p. 47
4.2.2.37Provisioning of multi-modal services |R18|  p. 48
4.2.2.38Initial provisioning of Round-Trip latency requirements |R18|  p. 48
4.2.2.39Provisioning of PDU Set handling related data |R18|  p. 49
4.2.2.40Subscription to BAT offset notification |R19|  p. 49
4.2.2.41Subscription to Packet Delay Variation monitoring |R18|  p. 50
4.2.2.42Initial provisioning of traffic information for UE power saving management |R18|  p. 51
4.2.2.43Provisioning of the indication of ECN marking for L4S support |R18|  p. 51
4.2.2.44Subscription to Round-Trip delay over two QoS flows |R18|  p. 51
4.2.2.45Provisioning of the QoS timing information |R18|  p. 53
4.2.2.46Subscription to the report of network support for QoS Monitoring |R19|  p. 53
4.2.2.47Provisioning of the Multiplexed Media Identification Information |R19|  p. 53
4.2.2.48Initial provisioning of dynamically changing traffic characteristics |R19|  p. 54
4.2.2.49Initial provisioning of deliver media related information for encrypted traffic |R19|  p. 54
4.2.2.50Subscription to Data Rate Limitation Information reporting |R19|  p. 55
4.2.3Npcf_PolicyAuthorization_Update service operation  p. 55
4.2.3.1General  p. 55
4.2.3.2Modification of service information  p. 56
4.2.3.3Gate control  p. 60
4.2.3.4Background Data Transfer policy indication at policy authorization update  p. 61
4.2.3.5Modification of sponsored connectivity information  p. 61
4.2.3.6Modification of Subscription to Service Data Flow QoS notification control  p. 62
4.2.3.7Modification of Subscription to Service Data Flow Deactivation  p. 62
4.2.3.8Update of traffic routing, service function chaining information and handling of payload headers  p. 63
4.2.3.9Void  p. …
4.2.3.10Modification of subscription to resources allocation outcome  p. 64
4.2.3.11Void  p. …
4.2.3.12Modification of Multimedia Priority Services  p. 64
4.2.3.13Support of content versioning  p. 65
4.2.3.14Request of access network information |R16|  p. 65
4.2.3.15Modification of service information status |R16|  p. 66
4.2.3.16Support of SIP forking |R16|  p. 66
4.2.3.17Provisioning of signalling flow information |R16|  p. 67
4.2.3.18Support of resource sharing |R16|  p. 67
4.2.3.19Modification of MCPTT |R16|  p. 67
4.2.3.20Modification of MCVideo |R16|  p. 67
4.2.3.21Priority sharing indication |R16|  p. 68
4.2.3.22Modification of Subscription to Out of Credit notification |R16|  p. 68
4.2.3.23Modification of Subscription to Service Data Flow QoS Monitoring Information |R16|  p. 69
4.2.3.23.1Modification of Subscriptions to QoS Monitoring at AF session level |R18|  p. 69
4.2.3.23.2Modification of Subscriptions to QoS Monitoring for one or more service data flow(s) |R18|  p. 70
4.2.3.24Update of TSCAI Input Information and TSC QoS related data |R16|  p. 70
4.2.3.25Provisioning of TSC user plane node management information and port management information |R16|  p. 71
4.2.3.26Modification of Mission Critical Services |R16|  p. 72
4.2.3.27Support of CHEM feature |R19|  p. 72
4.2.3.28Support of FLUS feature |R16|  p. 72
4.2.3.29Subscription to EPS Fallback report |R16|  p. 72
4.2.3.30Modification of required QoS information |R16|  p. 72
4.2.3.31Support of QoSHint feature |R16|  p. 73
4.2.3.32Modification of Subscription to Reallocation of Credit notification |R16|  p. 73
4.2.3.33Modification of Subscription to satellite backhaul category changes |R17|  p. 74
4.2.3.34Modification of Subscription to TSC user plane node related events |R18|  p. 74
4.2.3.35Modification of the subscription to the report of extra UE addresses |R18|  p. 74
4.2.3.36Modification of multi-modal services |R18|  p. 75
4.2.3.37Modification of Round-Trip latency requirements |R18|  p. 75
4.2.3.38Update of PDU Set handling related data |R18|  p. 75
4.2.3.39Modification of Subscription to TSC user plane node related events |R18|  p. 76
4.2.3.40Modification of Packet Delay Variation monitoring requirement |R18|  p. 76
4.2.3.41Modification of traffic information for UE power saving management |R18|  p. 77
4.2.3.42Provisioning of the indication of ECN marking for L4S support |R18|  p. 77
4.2.3.43Modification of Round-Trip delay over two QoS flows |R18|  p. 77
4.2.3.44Modification of the QoS timing information |R18|  p. 78
4.2.3.45Modification of the subscription to the report of network support for QoS Monitoring |R19|  p. 78
4.2.3.46Modification of the Multiplexed Media Identification Information |R19|  p. 78
4.2.3.47Provisioning of dynamically changing traffic characteristics |R19|  p. 78
4.2.3.48Provisioning of deliver media related information for encrypted traffic |R19|  p. 79
4.2.3.49Modification of the subscription to the report of Data Rate Limitation Information |R19|  p. 79
4.2.4Npcf_PolicyAuthorization_Delete service operation  p. 79
4.2.4.1General  p. 79
4.2.4.2AF application session context termination  p. 80
4.2.4.3Reporting usage for sponsored data connectivity  p. 81
4.2.4.4Void  p. …
4.2.4.5Termination of Multimedia Priority Services  p. 81
4.2.4.6Request and report of access network information |R16|  p. 81
4.2.4.7Termination of MCPTT |R16|  p. 83
4.2.4.8Termination of MCVideo |R16|  p. 83
4.2.4.9Priority sharing indication |R16|  p. 83
4.2.4.10Report of RAN-NAS release cause |R16|  p. 83
4.2.4.11Termination of Mission Critical Services |R16|  p. 84
4.2.4.12Void  p. …
4.2.5Npcf_PolicyAuthorization_Notify service operation  p. 84
4.2.5.1General  p. 84
4.2.5.2Notification about application session context event  p. 85
4.2.5.3Notification about application session context termination  p. 87
4.2.5.4Notification about Service Data Flow QoS notification control  p. 88
4.2.5.5Notification about Service Data Flow Deactivation  p. 89
4.2.5.6Reporting usage for sponsored data connectivity  p. 91
4.2.5.7Void  p. …
4.2.5.8Notification about resources allocation outcome  p. 91
4.2.5.9Void  p. …
4.2.5.10Notification of signalling path status |R16|  p. 93
4.2.5.11Reporting access network information |R16|  p. 94
4.2.5.12Notification about Out of Credit |R16|  p. 95
4.2.5.13Notification about TSC user plane node management information and/or port management information detection, Individual Application Session Context exists |R16|  p. 95
4.2.5.14Notification about Service Data Flow QoS Monitoring control |R16|  p. 96
4.2.5.15Report of EPS Fallback |R16|  p. 97
4.2.5.16Notification about TSC user plane node Information, no Individual Application Session Context exists |R16|  p. 97
4.2.5.17Notification about Reallocation of Credit |R16|  p. 99
4.2.5.18Notification of MPS for DTS Outcome |R17|  p. 99
4.2.5.19Notification about Application Detection Information |R17|  p. 99
4.2.5.20Notification about satellite backhaul category changes |R17|  p. 100
4.2.5.21Notification about UP change enforcement failure |R17|  p. 100
4.2.5.22Notification about PDU session established/terminated events |R17|  p. 100
4.2.5.23Notification about extra UE addresses |R18|  p. 101
4.2.5.24Notification about BAT offset |R18|  p. 102
4.2.5.25Notification about URSP rule enforcement information |R18|  p. 102
4.2.5.26Notification about Packet Delay Variation |R18|  p. 103
4.2.5.27Notification about 5GS support for Policy Control for L4S |R18|  p. 103
4.2.5.28Notification about Round-Trip delay over two QoS flows |R18|  p. 103
4.2.5.29Event notification for AF requested QoS for a UE or group of UE(s) not identified by UE address(es) |R18|  p. 104
4.2.5.30Notification about network support of QoS Monitoring |R19|  p. 104
4.2.5.31Notification about released the application session context |R19|  p. 104
4.2.5.32Notification about Data Rate Limitation Information |R19|  p. 105
4.2.6Npcf_PolicyAuthorization_Subscribe service operation  p. 105
4.2.6.1General  p. 105
4.2.6.2Handling of subscription to events for the existing application session context  p. 106
4.2.6.3Initial subscription to events without provisioning of service information  p. 108
4.2.6.4Subscription to usage monitoring of sponsored data connectivity  p. 110
4.2.6.5Void  p. …
4.2.6.6Request of access network information |R16|  p. 110
4.2.6.7Subscription to notification of signalling path status |R16|  p. 110
4.2.6.8Subscription to Service Data Flow QoS Monitoring Information |R16|  p. 111
4.2.6.9Subscription to application detection notification |R17|  p. 112
4.2.6.10Subscription to satellite backhaul category changes |R17|  p. 113
4.2.6.11Subscription to TSC user plane node related events |R18|  p. 113
4.2.6.12Subscription to the report of extra UE addresses |R18|  p. 113
4.2.6.13Void  p. …
4.2.6.14Subscription to notifications about URSP rule enforcement information |R18|  p. 114
4.2.6.15Subscription to the report of network support for QoS Monitoring |R19|  p. 115
4.2.7Npcf_PolicyAuthorization_Unsubscribe service operation  p. 115
4.2.7.1General  p. 115
4.2.7.2Unsubscription to events for an application session context  p. 115
5Npcf_PolicyAuthorization Service API  p. 116
5.1Introduction  p. 116
5.2Usage of HTTP  p. 116
5.2.1General  p. 116
5.2.2HTTP standard headers  p. 116
5.2.2.1General  p. 116
5.2.2.2Content type  p. 116
5.2.3HTTP custom headers  p. 117
5.3Resources  p. 117
5.3.1Resource Structure  p. 117
5.3.2Resource: Application Sessions (Collection)  p. 118
5.3.2.1Description  p. 118
5.3.2.2Resource definition  p. 118
5.3.2.3Resource Standard Methods  p. 118
5.3.2.3.1POST  p. 118
5.3.2.4Resource Custom Operations  p. 120
5.3.2.4.1Overview |R16|  p. 120
5.3.2.4.2Operation: PcscfRestoration |R16|  p. 120
5.3.2.4.2.1Description  p. 120
5.3.2.4.2.2Operation Definition  p. 120
5.3.3Resource: Individual Application Session Context (Document)  p. 121
5.3.3.1Description  p. 121
5.3.3.2Resource definition  p. 121
5.3.3.3Resource Standard Methods  p. 121
5.3.3.3.1GET  p. 121
5.3.3.3.2PATCH  p. 122
5.3.3.4Resource Custom Operations  p. 124
5.3.3.4.1Overview  p. 124
5.3.3.4.2Operation: delete  p. 124
5.3.3.4.2.1Description  p. 124
5.3.3.4.2.2Operation Definition  p. 124
5.3.4Resource: Events Subscription (Document)  p. 125
5.3.4.1Description  p. 125
5.3.4.2Resource definition  p. 126
5.3.4.3Resource Standard Methods  p. 126
5.3.4.3.1PUT  p. 126
5.3.4.3.2DELETE  p. 128
5.3.4.4Resource Custom Operations  p. 129
5.4Custom Operations without associated resources  p. 129
5.5Notifications  p. 129
5.5.1General  p. 129
5.5.2Event Notification  p. 130
5.5.2.1Description  p. 130
5.5.2.2Target URI  p. 130
5.5.2.3Standard Methods  p. 130
5.5.2.3.1POST  p. 130
5.5.3Termination Request  p. 131
5.5.3.1Description  p. 131
5.5.3.2Target URI  p. 131
5.5.3.3Standard Methods  p. 132
5.5.3.3.1POST  p. 132
5.5.4Detected 5GS Bridge for a PDU session |R16|  p. 133
5.5.4.1Description  p. 133
5.5.4.2Target URI  p. 133
5.5.4.3Standard Methods  p. 133
5.5.4.3.1POST  p. 133
5.5.5Notification about PDU session event |R17|  p. 134
5.5.5.1Description  p. 134
5.5.5.2Target URI  p. 135
5.5.5.3Standard Methods  p. 135
5.5.5.3.1POST  p. 135
5.6Data Model  p. 136
5.6.1General  p. 136
5.6.2Structured data types  p. 147
5.6.2.1Introduction  p. 147
5.6.2.2Type AppSessionContext  p. 147
5.6.2.3Type AppSessionContextReqData  p. 148
5.6.2.4Type AppSessionContextRespData  p. 151
5.6.2.5Type AppSessionContextUpdateData  p. 152
5.6.2.6Type EventsSubscReqData  p. 155
5.6.2.7Type MediaComponent  p. 158
5.6.2.8Type MediaSubComponent  p. 163
5.6.2.9Type EventsNotification  p. 165
5.6.2.10Type AfEventSubscription  p. 170
5.6.2.11Type AfEventNotification  p. 170
5.6.2.12Type TerminationInfo  p. 171
5.6.2.13Type AfRoutingRequirement  p. 172
5.6.2.14Type ResourcesAllocationInfo  p. 174
5.6.2.15Type QosNotificationControlInfo  p. 175
5.6.2.16Type SpatialValidity  p. 175
5.6.2.17Type EthFlowDescription  p. 176
5.6.2.18Void  p. …
5.6.2.19Void  p. …
5.6.2.20Type AnGwAddress  p. 178
5.6.2.21Type Flows  p. 178
5.6.2.22Type TemporalValidity  p. 179
5.6.2.23Void  p. …
5.6.2.24Type AfRoutingRequirementRm  p. 179
5.6.2.25Type EventsSubscReqDataRm  p. 182
5.6.2.26Type MediaComponentRm  p. 185
5.6.2.27Type MediaSubComponentRm  p. 191
5.6.2.28Type SpatialValidityRm  p. 192
5.6.2.29Type ExtendedProblemDetails |R16|  p. 192
5.6.2.30Type AcceptableServiceInfo |R16|  p. 193
5.6.2.31Type UeIdentityInfo |R16|  p. 193
5.6.2.32Type AccessNetChargingIdentifier |R16|  p. 194
5.6.2.33Type OutOfCreditInformation |R16|  p. 194
5.6.2.34Type QosMonitoringInformation |R16|  p. 195
5.6.2.35Type TsnQosContainer |R16|  p. 197
5.6.2.36Type PcscfRestorationRequestData |R16|  p. 197
5.6.2.37Type QosMonitoringReport |R16|  p. 198
5.6.2.38Type TsnQosContainerRm |R16|  p. 198
5.6.2.39Type TscaiInputContainer |R16|  p. 199
5.6.2.40Type PduSessionTsnBridge |R16|  p. 200
5.6.2.41Type QosMonitoringInformationRm |R16|  p. 200
5.6.2.42Type EventsSubscPutData  p. 202
5.6.2.43Type AppSessionContextUpdateDataPatch  p. 202
5.6.2.44Type AppDetectionReport |R17|  p. 202
5.6.2.45Type PduSessionEventNotification |R17|  p. 203
5.6.2.46Type PcfAddressingInfo |R17|  p. 204
5.6.2.47Type AlternativeServiceRequirementsData |R17|  p. 205
5.6.2.48Type PeriodicityRange |R18|  p. 206
5.6.2.49Type AfSfcRequirement |R18|  p. 206
5.6.2.50Type BatOffsetInfo |R19|  p. 207
5.6.2.51Void  p. …
5.6.2.52Void  p. …
5.6.2.53Type PdvMonitoringReport |R18|  p. 207
5.6.2.54Void  p. …
5.6.2.55Type AddFlowDescriptionInfo |R19|  p. 208
5.6.2.56Type L4sSupport |R18|  p. 208
5.6.2.57Type DirectNotificationReport |R18|  p. 208
5.6.2.58Type RttFlowReference |R18|  p. 209
5.6.2.59Type RttFlowReferenceRm |R18|  p. 209
5.6.2.60Type CapabilityReport |R19|  p. 209
5.6.2.61Type MpxMediaInfo |R19|  p. 210
5.6.2.62Type AfHeaderHandlingControlInfo |R19|  p. 211
5.6.2.63Type: HeaderHandlingActionRequest |R19|  p. 212
5.6.2.64Type OnPathN6SigInfo |R19|  p. 212
5.6.2.65Type: HeaderHandlingReporting |R19|  p. 213
5.6.2.66Type RateLimitRepo |R19|  p. 213
5.6.3Simple data types and enumerations  p. 213
5.6.3.1Introduction  p. 213
5.6.3.2Simple data types  p. 213
5.6.3.3Enumeration: MediaType  p. 215
5.6.3.4Enumeration: ReservPriority  p. 215
5.6.3.5Enumeration: ServAuthInfo  p. 215
5.6.3.6Enumeration: SponsoringStatus  p. 216
5.6.3.7Enumeration: AfEvent  p. 216
5.6.3.8Enumeration: AfNotifMethod  p. 219
5.6.3.9Enumeration: QosNotifType  p. 219
5.6.3.10Enumeration: TerminationCause  p. 219
5.6.3.11Void  p. …
5.6.3.12Enumeration: FlowStatus  p. 220
5.6.3.13Enumeration: MediaComponentResourcesStatus  p. 221
5.6.3.14Enumeration: FlowUsage  p. 221
5.6.3.15Enumeration: RequiredAccessInfo |R16|  p. 221
5.6.3.16Enumeration: ServiceInfoStatus |R16|  p. 221
5.6.3.17Enumeration: SipForkingIndication |R16|  p. 222
5.6.3.18Enumeration: AfRequestedData |R16|  p. 222
5.6.3.19Enumeration: PreemptionControlInformation |R16|  p. 222
5.6.3.20Enumeration: PrioritySharingIndicator |R16|  p. 222
5.6.3.21Enumeration: PreemptionControlInformationRm |R16|  p. 222
5.6.3.22Enumeration: MpsAction |R17|  p. 223
5.6.3.23Enumeration: AppDetectionNotifType |R17|  p. 223
5.6.3.24Enumeration: PduSessionStatus |R17|  p. 223
5.6.3.25Enumeration: UplinkDownlinkSupport |R18|  p. 223
5.6.3.26Enumeration: L4sNotifType |R18|  p. 224
5.6.3.27Enumeration: NotifCap |R19|  p. 224
5.6.3.28Enumeration: HeaderHandlingAction |R19|  p. 224
5.6.3.29Enumeration: HeaderHandlingCond |R19|  p. 224
5.6.3.30Enumeration: OnPathN6Method |R19|  p. 224
5.6.3.31Enumeration: NotifCapType |R19|  p. 225
5.7Error handling  p. 225
5.7.1General  p. 225
5.7.2Protocol Errors  p. 225
5.7.3Application Errors  p. 225
5.8Feature negotiation  p. 228
5.9Security  p. 234
A(Normative)  OpenAPI specification  p. 235
A.1General  p. 235
A.2Npcf_PolicyAuthorization API  p. 235
B(Normative)  IMS Related P-CSCF Procedures over N5 |R16|  p. 277
B.1Provision of Service Information at P-CSCF  p. 277
B.2Enabling of IP Flows  p. 279
B.2.1General  p. 279
B.2.2Gate control procedures considering the P-Early-Media header field  p. 279
B.2.3Gate control procedures based on the configuration in the P-CSCF  p. 281
B.3Support for SIP forking  p. 281
B.3.0General |R17|  p. 281
B.3.1PCC rule provisioning for early media for forked responses  p. 282
B.3.2Updating the provisioned PCC rules at the final answer  p. 282
B.4Notification of AF Signalling Transmission Path Status  p. 283
B.5Indication of Emergency Registration and Session Establishment  p. 283
B.6Support for Early Session disposition SDP  p. 284
B.6.1General  p. 284
B.6.2Service Information Provisioning for Early Media  p. 284
B.6.3Updating the Provisioned Service Information when Dialogue is established  p. 285
B.7Provision of Signalling Flow Information at P-CSCF  p. 285
B.8Retrieval of network provided location information  p. 286
B.8.1General  p. 286
B.8.2Retrieval of network provided location information at originating P-CSCF for inclusion in SIP Request  p. 286
B.8.3Retrieval of network provided location information at originating P-CSCF for inclusion in SIP response confirmation  p. 287
B.8.4Retrieval of network provided location information at terminating P-CSCF  p. 288
B.8.5Provisioning of network provided location information at SIP session release  p. 289
B.8.6Provisioning of network provided location information at mid call |R17|  p. 290
B.9Resource Sharing  p. 290
B.10Handling of MCPTT priority call  p. 291
B.10.1General  p. 291
B.10.2Determination of MCPTT priority parameter values  p. 291
B.11Handling of MCVideo priority call  p. 291
B.11.1General  p. 291
B.11.2Determination of MCVideo priority parameter values  p. 292
B.12Notification Access Type Change  p. 292
B.13Notification of PLMN Change  p. 293
B.14Coverage and Handoff Enhancements using Multimedia error robustness feature (CHEM)  p. 293
B.15Handling of a FLUS session  p. 294
B.16QoS hint support for data channel media  p. 294
B.17Handling of MPS Session  p. 295
B.18Handling of RAN/NAS release cause values |R18|  p. 295
B.19Priority for AF Signalling flow for MPS for Messaging |R19|  p. 295
B.20Retrieval of serving satellite information |R19|  p. 296
B.20.1General  p. 296
B.20.2Retrieval of serving satellite information at originating P-CSCF  p. 296
B.20.3Retrieval of serving satellite information at terminating P-CSCF  p. 296
B.21Subscription to user plane management events at change of satellite |R19|  p. 297
C(Normative)  Flow identifiers: Format definition and examples |R16|  p. 297
C.1Format of a flow identifier  p. 297
C.1.1General  p. 297
D(Normative)  Wireless and wireline convergence access support |R16|  p. 298
D.1Scope  p. 298
D.2Npcf_PolicyAuthorization Service  p. 298
D.2.1Service Description  p. 298
D.2.1.1Overview  p. 298
D.2.1.2Service Architecture  p. 298
D.2.1.3Network Functions  p. 298
D.2.1.3.1Policy Control Function (PCF)  p. 298
D.2.1.3.2NF Service Consumers  p. 298
D.3Service Operations  p. 299
D.3.1Introduction  p. 299
D.3.2Npcf_PolicyAuthorization_Create Service Operation  p. 299
D.3.2.1General  p. 299
D.3.3Npcf_PolicyAuthorization_Update Service Operation  p. 299
D.3.3.1General  p. 299
D.3.4Npcf_PolicyAuthorization_Delete Service Operation  p. 300
D.3.4.1General  p. 300
D.3.5Npcf_PolicyAuthorization_Notify Service Operation  p. 300
D.3.5.1General  p. 300
D.3.6Npcf_PolicyAuthorization_Subscribe Service Operation  p. 301
D.3.6.1General  p. 301
D.3.7Npcf_PolicyAuthorization_Unsubscribe Service Operation  p. 301
D.3.7.1General  p. 301
$Change history  p. 302

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