Content for TS 29.502 Word version: 16.4.0
5 Services offered by the SMF Word‑p. 13
5.1 Introduction
5.2 Nsmf_PDUSession Service Word‑p. 14
5.2.1 Service Description
5.2.2 Service Operations Word‑p. 15
5.2.2.1 Introduction
5.2.2.2 Create SM Context service operation Word‑p. 16
5.2.3 General procedures
5.2.2.2.1 General
5.2.2.2.2 EPS to 5GS Idle mode mobility using N26 interface (with or without data forwarding) Word‑p. 19
5.2.2.2.3 EPS to 5GS Handover Preparation using N26 interface Word‑p. 20
5.2.2.2.4 I-SMF Insertion, Change or Removal during Xn based Handover |R16| Word‑p. 22
5.2.2.2.5 I-SMF Insertion, Change or Removal during N2 based Handover |R16|
5.2.2.2.6 Service Request with I-SMF insertion/change/removal or with V-SMF change |R16| Word‑p. 23
5.2.2.2.7 Registration procedure for a UE with a PDU session with I-SMF insertion, change and removal |R16|
5.2.2.2.8 SMF Context Transfer procedure, LBO or no Roaming, no I-SMF |R16| Word‑p. 24
5.2.2.2.9 I-SMF Context Transfer procedure |R16|
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 session Word‑p. 27
5.2.2.4 Release SM Context service operation
5.2.2.5 Notify SM Context Status service operation Word‑p. 46
5.2.2.6 Retrieve SM Context service operation Word‑p. 48
5.2.2.7 Create service operation Word‑p. 50
5.2.2.3.2.1 General
5.2.2.3.2.2 Activation of User Plane connectivity of a PDU session
5.2.2.3.2.3 Deactivation of User Plane connectivity of a PDU session Word‑p. 29
5.2.2.3.2.4 Changing the access type of a PDU session from non-3GPP access to 3GPP access during a Service Request procedure
5.2.2.3.3 Xn Handover Word‑p. 30
5.2.2.3.4 N2 Handover Word‑p. 31
5.2.2.3.4.1 General
5.2.2.3.4.2 N2 Handover Preparation Word‑p. 32
5.2.2.3.4.3 N2 Handover Execution Word‑p. 33
5.2.2.3.4.4 N2 Handover Cancellation Word‑p. 34
5.2.2.3.5 Handover between 3GPP and untrusted non-3GPP access procedures Word‑p. 35
5.2.2.3.5.1 General
5.2.2.3.5.2 Handover of a PDU session without AMF change or with target AMF in same PLMN
5.2.2.3.6 Inter-AMF change or mobility Word‑p. 36
5.2.2.3.7 RAN Initiated QoS Flow Mobility Word‑p. 37
5.2.2.3.8 EPS to 5GS Handover using N26 interface
5.2.2.3.8.1 General
5.2.2.3.8.2 EPS to 5GS Handover Preparation
5.2.2.3.8.3 EPS to 5GS Handover Execution Word‑p. 38
5.2.2.3.8.4 EPS to 5GS Handover Cancellation
5.2.2.3.9 5GS to EPS Handover using N26 interface
5.2.2.3.10 P-CSCF Restoration Procedure via AMF Word‑p. 39
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 available Word‑p. 40
5.2.2.3.13 Indirect Data Forwarding Tunnel establishment during N2 based Handover with I-SMF |R16|
5.2.2.3.13A Indirect Data Forwarding Tunnel removal during N2 based Handover with I-SMF |R16| Word‑p. 41
5.2.2.3.14 Request to forward buffered downlink data packets at I-UPF |R16| Word‑p. 42
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. 43
5.2.2.3.17 AMF requested PDU Session Release due to Network Slice-Specific Authentication and Authorization failure or revocation |R16|
5.2.2.3.18 5GS to EPS Idle mode mobility using N26 interface with data forwarding |R16| Word‑p. 44
5.2.2.3.19 AMF requested PDU Session Release due to Control Plane Only indication associated with PDU Session is not applicable any longer |R16|
5.2.2.7.1 General
5.2.2.7.2 EPS to 5GS Idle mode mobility Word‑p. 53
5.2.2.7.3 EPS to 5GS Handover Preparation Word‑p. 54
5.2.2.7.4 N2 Handover Preparation with I-SMF Insertion |R16|
5.2.2.7.5 Xn Handover with I-SMF Insertion |R16|
5.2.2.8 Update service operation Word‑p. 55
5.2.2.8.1 General
5.2.2.8.2 Update service operation towards H-SMF or SMF Word‑p. 56
5.2.2.9 Release service operation Word‑p. 67
5.2.2.10 Notify Status service operation Word‑p. 68
5.2.2.11 Send MO Data service operation |R16| Word‑p. 69
5.2.2.12 Transfer MO Data service operation |R16| Word‑p. 70
5.2.2.13 Transfer MT Data service operation |R16| Word‑p. 71
5.2.2.14 Retrieve service operation |R16| Word‑p. 72
5.2.2.8.2.1 General
5.2.2.8.2.2 UE or network (e.g. AMF, V-SMF, I-SMF) requested PDU session modification Word‑p. 57
5.2.2.8.2.3 UE requested PDU session release
5.2.2.8.2.4 EPS to 5GS Handover Execution
5.2.2.8.2.5 Handover between 3GPP and untrusted non-3GPP access Word‑p. 58
5.2.2.8.2.6 P-CSCF Restoration Procedure via AMF
5.2.2.8.2.7 Addition of PSA and BP or UL CL controlled by I-SMF |R16|
5.2.2.8.2.8 Removal of PSA and BP or UL CL controlled by I-SMF |R16| Word‑p. 59
5.2.2.8.2.9 Change of PSA for IPv6 multi-homing or UL CL controlled by I-SMF |R16|
5.2.2.8.2.10 PDU Session modification with I-SMF or V-SMF change |R16| Word‑p. 60
5.2.2.8.2.11 Sending by I-SMF of N4 notifications related with traffic usage reporting |R16|
5.2.2.8.2.12 N2 Handover Execution with I-SMF Insertion |R16|
5.2.2.8.2.13 N2 Handover Cancellation with I-SMF Insertion |R16| Word‑p. 61
5.2.2.8.2.14 EPS to 5GS Handover Cancellation |R16|
5.2.2.8.2.15 5G-AN requested PDU session resource release |R16| Word‑p. 62
5.2.2.8.2.16 Xn Handover with or without I-SMF or V-SMF Change |R16|
5.2.2.8.3 Update service operation towards V-SMF or I-SMF
5.2.2.8.3.1 General
5.2.2.8.3.2 Network (e.g. H-SMF, SMF) requested PDU session modification Word‑p. 63
5.2.2.8.3.3 Network (e.g. H-SMF, SMF) requested PDU session release Word‑p. 64
5.2.2.8.3.4 Handover between 3GPP and untrusted non-3GPP access, from 5GC-N3IWF to EPS or from 5GS to EPC/ePDG
5.2.2.8.3.5 EPS Bearer ID assignment Word‑p. 65
5.2.2.8.3.6 Addition of PSA and BP or UL CL controlled by I-SMF |R16|
5.2.2.8.3.7 Removal of PSA and BP or UL CL controlled by I-SMF |R16| Word‑p. 66
5.2.2.8.3.8 Change of PSA for IPv6 multi-homing or UL CL controlled by I-SMF |R16|
5.2.2.8.3.9 Policy update procedures with an I-SMF |R16|
