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TS 29.502CT4
5GS — Session Management Services

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V16.3.0 (Wzip)2020/03  236 p.
V15.7.0 (PDF)2020/03  152 p.

WI Acronym:  5GS_Ph1-CT
Rapporteur:  Mr. Landais, BrunoNokia France
See also:
TS 29.508  for the Nsmf_EventExposure Service

The present document specifies the stage 3 protocol and data model for the Nsmf Service Based Interface.
Symbolic representation of 5GS Nsmf services
It provides stage 3 protocol definitions and message flows, and specifies the API for the following service:
  • Nsmf_PDUSession

full Table of Contents for  TS 29.502  Word version:   16.2.0

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1  ScopeWord-p. 9
2  References
3  Definitions and abbreviationsWord-p. 10
4  OverviewWord-p. 11
5  Services offered by the SMF
5.1  Introduction
5.2  Nsmf_PDUSession ServiceWord-p. 12
5.2.1  Service DescriptionUp
5.2.2  Service OperationsWord-p. 13
5.2.2.1  Introduction
5.2.2.2  Create SM Context service operation
5.2.2.3  Update SM Context service operation
5.2.2.3.1  General
5.2.2.3.2  Activation and Deactivation of the User Plane connection of a PDU sessionWord-p. 23
5.2.2.3.3  Xn HandoverWord-p. 26
5.2.2.3.4  N2 HandoverWord-p. 28
5.2.2.3.5  Handover between 3GPP and untrusted non-3GPP access procedures
5.2.2.3.6  Inter-AMF change or mobilityWord-p. 32
5.2.2.3.7  RAN Initiated QoS Flow MobilityWord-p. 33
5.2.2.3.8  EPS to 5GS Handover using N26 interface
5.2.2.3.9  5GS to EPS Handover using N26 interface
5.2.2.3.10  P-CSCF Restoration Procedure via AMFWord-p. 35
5.2.2.3.11  AMF requested PDU Session Release due to duplicated PDU Session Id
5.2.2.3.12  AMF requested PDU Session Release due to slice not availableWord-p. 36
5.2.2.3.13  Indirect Data Forwarding Tunnel establishment during N2 based Handover with I-SMF [R16]Up
5.2.2.3.14  Request to forward buffered downlink data packets at I-UPF [R16]Word-p. 37
5.2.2.3.15  Connection Suspend procedure [R16]
5.2.2.3.16  Connection Resume in CM-IDLE with Suspend procedure [R16]Word-p. 38
5.2.2.4  Release SM Context service operation
5.2.2.5  Notify SM Context Status service operationWord-p. 40
5.2.2.6  Retrieve SM Context service operationWord-p. 41
5.2.2.7  Create service operationWord-p. 43
5.2.2.8  Update service operationWord-p. 47
5.2.2.8.1  General
5.2.2.8.2  Update service operation towards H-SMF or SMFWord-p. 48
5.2.2.8.3  Update service operation towards V-SMF or I-SMF
5.2.2.9  Release service operationWord-p. 57
5.2.2.10  Notify Status service operationUp
5.2.2.11  Send MO Data service operation [R16]Word-p. 58
5.2.3  General proceduresWord-p. 59
6  API Definitions
6.1  Nsmf_PDUSession Service API
6.1.1  API URI
6.1.2  Usage of HTTPWord-p. 62
6.1.3  ResourcesWord-p. 64
6.1.3.1  Overview
6.1.3.2  Resource: SM contexts collectionWord-p. 65
6.1.3.3  Resource: Individual SM contextWord-p. 68
6.1.3.5  Resource: PDU sessions collection (H-SMF or SMF)Word-p. 71
6.1.3.6  Resource: Individual PDU session (H-SMF or SMF)
6.1.3.7  Resource: Individual PDU session (V-SMF or I-SMF)Word-p. 75
6.1.4  Custom Operations without associated resourcesWord-p. 77
6.1.5  Notifications
6.1.6  Data Model
6.1.6.1  General
6.1.6.2  Structured data typesWord-p. 84
6.1.6.2.1  Introduction
6.1.6.2.2  Type: SmContextCreateDataWord-p. 85
6.1.6.2.3  Type: SmContextCreatedDataWord-p. 92
6.1.6.2.4  Type: SmContextUpdateDataWord-p. 94
6.1.6.2.5  Type: SmContextUpdatedDataWord-p. 100
6.1.6.2.6  Type: SmContextReleaseDataWord-p. 103
6.1.6.2.7  Type: SmContextRetrieveDataWord-p. 105
6.1.6.2.8  Type: SmContextStatusNotificationWord-p. 106
6.1.6.2.9  Type: PduSessionCreateDataWord-p. 107
6.1.6.2.10  Type: PduSessionCreatedDataWord-p. 113
6.1.6.2.11  Type: HsmfUpdateDataWord-p. 117
6.1.6.2.12  Type: HsmfUpdatedDataWord-p. 123
6.1.6.2.13  Type: ReleaseDataWord-p. 124
6.1.6.2.14  Type: HsmfUpdateErrorWord-p. 125
6.1.6.2.15  Type: VsmfUpdateDataWord-p. 126
6.1.6.2.16  Type: VsmfUpdatedDataWord-p. 130
6.1.6.2.17  Type: StatusNotificationWord-p. 132
6.1.6.2.18  Type: QosFlowItem
6.1.6.2.19  Type: QosFlowSetupItem
6.1.6.2.20  Type: QosFlowAddModifyRequestItemWord-p. 133
6.1.6.2.21  Type: QosFlowReleaseRequestItem
6.1.6.2.22  Type: QosFlowProfileWord-p. 134
6.1.6.2.23  Type: GbrQosFlowInformation
6.1.6.2.24  Type: QosFlowNotifyItemWord-p. 135
6.1.6.2.25Void
6.1.6.2.26Void
6.1.6.2.27  Type: SmContextRetrievedData
6.1.6.2.28  Type: TunnelInfoWord-p. 136
6.1.6.2.29  Type: StatusInfoUp
6.1.6.2.30  Type: VsmfUpdateErrorWord-p. 137
6.1.6.2.31  Type: EpsPdnCnxInfoWord-p. 138
6.1.6.2.32  Type: EpsBearerInfo
6.1.6.2.33  Type: PduSessionNotifyItem
6.1.6.2.34  Type: EbiArpMapping
6.1.6.2.35  Type: SmContextCreateError
6.1.6.2.36  Type: SmContextUpdateErrorWord-p. 139
6.1.6.2.37  Type: PduSessionCreateErrorWord-p. 140
6.1.6.2.38  Type: MmeCapabilities
6.1.6.2.39  Type: SmContext [R16]Word-p. 141
6.1.6.2.40  Type: ExemptionInd [R16]Word-p. 143
6.1.6.2.41  Type: PsaInformation [R16]Word-p. 144
6.1.6.2.42  Type: DnaiInformation [R16]
6.1.6.2.43  Type: N4Information [R16]Word-p. 145
6.1.6.2.44  Type: IndirectDataForwardingTunnelInfo [R16]
6.1.6.2.45  Type: SmContextReleasedData [R16]Word-p. 146
6.1.6.2.46  Type: ReleasedData [R16]
6.1.6.2.47  Type: SendMoDataReqData [R16]
6.1.6.2.48  Type: CnAssistedRanPara [R16]Word-p. 147
6.1.6.3  Simple data types and enumerationsUp
6.1.6.4  Binary data
6.1.7  Error HandlingWord-p. 157
6.1.8  Feature NegotiationWord-p. 160
6.1.9  SecurityWord-p. 161
A (Normative)  OpenAPI specificationWord-p. 162
B  HTTP Multipart MessagesWord-p. 205
C  Change historyWord-p. 207

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