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Content for TS 32.255 Word version: 18.4.0

1… 4… 5… 6…

5.1 5G data connectivity charging principles 5.2 5G data connectivity converged online and offline charging scenarios

5 5G data connectivity charging principles and scenarios p. 25

5.1 5G data connectivity charging principles p. 25

5.1.1 General p. 25

5.1.2 Requirements p. 25

5.1.3 Charging information p. 26

5.1.4 Charging Identifier p. 27

5.1.5 PCC rules and charging p. 28

5.1.5.1 PCC rules and chargeable events p. 28

5.1.5.2 Specific PCC rules scenarios p. 28

5.1.5.3 PCC rules - MA PDU session |R16| p. 28

5.1.6 Session and Service Continuity modes p. 29

5.1.7 UE Presence in Presence Reporting Area (PRA) p. 29

5.1.8 CHF selection p. 29

5.1.9 Roaming p. 29

5.1.9.1 General p. 29

5.1.9.2 CHF selection p. 31

5.1.9.3 Interactions between CHFs in LBO roaming |R18| p. 31

5.1.10 Data Volume Reporting for Secondary RAT usage p. 31

5.1.11 Charging method and Charging service selection |R16| p. 32

5.1.12 Emergency PDU session handling |R16| p. 32

5.1.13 Support of deployments topologies with specific SMF Service Areas |R16| p. 32

5.1.14 Ultra Reliable Low Latency Communication |R17| p. 33

5.1.14.1 General p. 33

5.1.14.2 Support redundant transmission for high reliability communication p. 33

5.1.14.3 QoS Monitoring to Assist URLLC Service p. 33

5.1.14.4 Void

5.1.15 5G LAN-type Service Communication |R17| p. 33

5.1.15.1 General p. 33

5.1.15.2 Support 5G VN group communication p. 33

5.1.16 Support of Cellular IoT |R17| p. 34

5.1.17 Application based charging |R17| p. 34

5.1.18 IMS data channel volume-based charging |R18| p. 34

5.1.19 NPN Data Connectivity Charging |R18| p. 34

5.1.19.1 General p. 34

5.1.19.2 SNPN Data Connectivity Charging p. 34

5.1.19.3 PNI-NPN Data Connectivity Charging p. 35

5.1.20 Support of Satellite Backhaul charging |R18| p. 35

5.1.21 TSC charging |R18| p. 35

5.2 5G data connectivity converged online and offline charging scenarios p. 36

5.2.1 Basic principles p. 36

5.2.1.1 General p. 36

5.2.1.2 Applicable Triggers in the SMF p. 36

5.2.1.2.1 General p. 36

5.2.1.2.2 Flow Based Charging (FBC) triggers p. 37

5.2.1.2.3 QoS flow Based Charging (QBC) triggers |R17| p. 37

5.2.1.3 PDU session charging p. 38

5.2.1.4 Flow Based Charging (FBC) p. 38

5.2.1.5 SSC Mode and Triggers p. 44

5.2.1.6 QoS flow Based Charging (QBC) p. 46

5.2.1.7 Roaming QoS flow Based charging (QBC) p. 50

5.2.1.8 Termination action p. 51

5.2.1.9 Sponsored data connectivity charging p. 52

5.2.1.10 Branching point or UL CL controlled by I-SMF |R16| p. 52

5.2.1.11 CHF-Controlled Quota Management |R16| p. 52

5.2.1.12 URLLC Charging |R17| p. 53

5.2.1.13 NR REDCAP Charging |R17| p. 53

5.2.1.14 Additional actor (MVNO) Charging |R17| p. 53

5.2.1.14.1 General p. 53

5.2.1.15 Satellite access charging |R18| p. 53

5.2.1.16 Satellite backhaul Charging |R18| p. 54

5.2.1.17 Network Slice Replacement for PDU session |R18| p. 54

5.2.1.18 5WWC charging |R18| p. 54

5.2.1.19 Business charging based on 5G data connectivity |R18| p. 54

5.2.2 Message flows p. 55

5.2.2.1 General p. 55

5.2.2.2 PDU session charging from SMF p. 55

5.2.2.2.1 General p. 55

5.2.2.2.2 PDU session establishment p. 55

5.2.2.2.3 PDU Session Modification |R17| p. 57

5.2.2.2.4 PDU Session Release |R17| p. 58

5.2.2.3 PDU session charging SSC Mode 1 from SMF p. 59

5.2.2.3.1 General p. 59

5.2.2.3.2 PDU session charging SSC Mode 1 p. 59

5.2.2.4 PDU session Charging SSC Mode 2 from SMF p. 60

5.2.2.4.1 General p. 60

5.2.2.4.2 PDU session Charging SSC Mode 2 p. 60

5.2.2.5 PDU session Charging SSC Mode 3 from SMF p. 62

5.2.2.5.1 General p. 62

5.2.2.5.2 PDU session Charging SSC Mode 3 p. 62

5.2.2.6 PDU session Charging SSC Mode 3 IPv6 Multi Homed from SMF p. 63

5.2.2.6.1 General p. 63

5.2.2.6.2 PDU session Charging SSC Mode 3 IPv6 Multi Homed p. 63

5.2.2.7 Addition of additional PDU Session Anchor and Branching Point or UL CL p. 65

5.2.2.8 Removal of additional PDU Session Anchor and Branching Point or UL CL p. 66

5.2.2.9 Change of additional PDU Session Anchor for IPv6 multi-homing or UL CL p. 67

5.2.2.10 Simultaneous change of Branching Point or UL CL and additional PSA for a PDU Session p. 68

5.2.2.11 PDU session charging for interworking with EPC p. 70

5.2.2.11.1 General p. 70

5.2.2.11.2 5GS to EPS handover using N26 interface p. 71

5.2.2.11.3 EPS to 5GS handover using N26 interface p. 72

5.2.2.11.4 Handover Cancel |R16| p. 73

5.2.2.11.5 EPS to 5GS mobility without N26 interface |R16| p. 74

5.2.2.11.6 5GS to EPS mobility without N26 interface |R16| p. 76

5.2.2.11.7 EPS to 5GS handover for roaming in Home routed scenario |R16| p. 77

5.2.2.11.8 Handover from EPC/ePDG to 5GS |R16| p. 78

5.2.2.11.9 Handover from 5GS to EPC/ePDG |R16| p. 79

5.2.2.12 PDU session charging for roaming in Home routed scenario p. 80

5.2.2.12.1 General p. 80

5.2.2.12.2 PDU session establishment p. 80

5.2.2.12.3 PDU session modification p. 83

5.2.2.12.4 PDU session release p. 84

5.2.2.12.5 Inter-PLMN V-SMF insertion |R17| p. 85

5.2.2.12.6 Inter-PLMN V-SMF change |R17| p. 87

5.2.2.12.7 Intra-PLMN V-SMF change |R17| p. 89

5.2.2.12.8 Inter-PLMN V-SMF insertion - without Charging Identifier string |R17| p. 91

5.2.2.12.9 Inter-PLMN V-SMF removal |R17| p. 91

5.2.2.13 PDU session charging - non-3GPP access p. 92

5.2.2.13.1 General p. 92

5.2.2.13.2 PDU session establishment p. 92

5.2.2.13.3 PDU session modification p. 93

5.2.2.13.4 PDU session release p. 94

5.2.2.14 PDU session served by I-SMF and SMF |R16| p. 95

5.2.2.14.1 General p. 95

5.2.2.14.2 PDU session establishment with I-SMF insertion p. 96

5.2.2.14.3 PDU Session modification procedure with I-SMF involved p. 98

5.2.2.14.4 PDU Session release procedure with I-SMF involved p. 100

5.2.2.14.5 PDU Session procedures with I-SMF insertion/change/removal p. 101

5.2.2.14.6 5GS to EPS handover using N26 interface with I-SMF removal p. 103

5.2.2.14.7 EPS to 5GS handover using N26 interface with I-SMF insertion p. 104

5.2.2.14.8 Addition/removal/change of PSA and UL CL or BP controlled by I-SMF p. 104

5.2.2.14.9 Void

5.2.2.14.10 Void

5.2.2.15 PDU session charging from SMF - ATSSS |R16| p. 106

5.2.2.15.1 General p. 106

5.2.2.15.2 UE requested MA PDU session establishment p. 106

5.2.2.15.3 UE requested PDU session establishment with Network Modification to MA PDU Session p. 108

5.2.2.15.4 UE Requested PDU Session Establishment with Network Modification to MA PDU Session - roaming in Home routed scenario p. 109

5.2.2.15.4.1 UE registered to the same VPLMN over 3GPP access and non-3GPP access p. 109

5.2.2.15.5 UE requested MA PDU session establishment - roaming in Home routed scenario p. 109

5.2.2.15.5.1 General p. 109

5.2.2.15.5.2 UE registered to the same VPLMN over 3GPP access and non-3GPP access p. 109

5.2.2.15.6 EPS interworking p. 111

5.2.2.15.6.1 5GS to EPS handover using N26 interface p. 111

5.2.2.15.6.2 5GS to EPS mobility without N26 interface p. 111

5.2.2.15.7 Hybrid Access with Multi-Access PDU Session connectivity over NG-RAN and W-5GAN p. 112

5.2.2.15.8 Hybrid Access with multi-access connectivity over E-UTRAN/EPC and W-5GAN p. 112

5.2.2.16 PDU session charging - wireline access |R16| p. 114

5.2.2.16.1 General p. 114

5.2.2.16.2 5G-RG Requested PDU Session Establishment via W-5GAN p. 115

5.2.2.16.3 FN-RG related PDU Session Establishment via W-5GAN p. 115

5.2.2.16.4 Handover procedure p. 116

5.2.2.16.4.1 5G RG handover of a PDU Session procedure from W-5GAN access to 3GPP access p. 116

5.2.2.16.4.2 5G RG handover of a PDU Session procedure from 3GPP to W-5GAN access p. 117

5.2.2.17 Ultra Reliable Low Latency Communication (URLLC) |R17| p. 118

5.2.2.17.1 General p. 118

5.2.2.17.2 Void

5.2.2.17.3 Redundant transmission for high reliability communication p. 118

5.2.2.17.3.1 PDU Session establishment p. 118

5.2.2.17.3.2 PDU Session Modification p. 119

5.2.2.17.3.3 PDU Session Release p. 119

5.2.2.18 PDU session charging for roaming in Local breakout scenario |R17| p. 120

5.2.2.18.1 General p. 120

5.2.2.18.2 PDU session establishment, SMF to H-CHF and V-CHF p. 120

5.2.2.18.3 PDU Session Modification, SMF to H-CHF and V-CHF p. 121

5.2.2.18.4 PDU Session Release, SMF to H-CHF and V-CHF p. 122

5.2.2.18.5 PDU session establishment, V-SMF to V-CHF |R18| p. 123

5.2.2.18.6 PDU Session Modification, SMF to V-CHF |R18| p. 124

5.2.2.18.7 PDU Session Release, SMF to V-CHF |R18| p. 125

5.2.2.19 PDU session charging for additional actor (MVNO) |R17| p. 126

5.2.2.19.1 General p. 126

5.2.2.19.2 Additional actor (MVNO) p. 126

5.2.2.20 Satellite backhaul charging |R18| p. 126

5.2.2.20.1 General p. 126

5.2.2.20.2 Message flows for different scenarios p. 126

5.2.2.20.2.1 Satellite backhaul charging p. 126

5.2.2.20.2.2 Edge Computing charging with satellite backhaul p. 127

5.2.2.20.2.3 SCC-to-SCC communications charging via satellite backhaul p. 127

5.2.2.20.2.4 PDU session Modification with Dynamic Satellite backhaul charging p. 127

5.2.2.21 Business charging based on 5G data connectivity |R18| p. 127

5.2.2.21.1 General p. 127

5.2.2.21.2 PDU session establishment p. 127

5.2.2.21.3 PDU session modification p. 129

5.2.2.21.4 PDU session release p. 129

5.2.2.22 UE PDU session charging based on Business converged charging |R18| p. 130

5.2.2.22.1 General p. 130

5.2.2.22.2 PDU session establishment p. 130

5.2.2.23 Network Slice replacement for PDU session |R18| p. 132

5.2.2.23.1 General p. 132

5.2.2.23.2 PDU session establishment using Alternative S-NSSAI p. 132

5.2.2.23.3 Existing PDU session transfer to the Alternative S-NSSAI p. 132

5.2.2.23.3.1 Existing PDU session retained p. 132

5.2.2.23.3.2 Existing PDU session to be re-established - SSC mode 2 or SSC mode 1 p. 132

5.2.2.23.3.3 Existing PDU session to be re-established - SSC mode 3 p. 132

5.2.2.23.4 PDU session release using Alternative S-NSSAI p. 133

5.2.2.24 PDU session charging for 5G MBS multicast communication |R18| p. 133

5.2.2.24.1 General p. 133

5.2.2.24.2 UE join multicast MBS session p. 133

5.2.2.24.3 Handover procedure p. 134

5.2.2.24.4 UE leave multicast MBS session p. 135

5.2.3 CDR generation p. 136

5.2.3.1 Introduction p. 136

5.2.3.2 Triggers for CHF CDR p. 136

5.2.3.2.1 General p. 136

5.2.3.2.2 Triggers for CHF CDR charging information addition p. 136

5.2.3.2.3 Triggers for CHF CDR partial record closure p. 137

5.2.3.2.4 Triggers for CHF CDR closure p. 138

5.2.3.3 Triggers for CHF CDR for roaming QBC p. 138

5.2.3.3.1 General p. 138

5.2.3.3.2 Triggers for CHF CDR charging information addition for roaming QBC p. 138

5.2.3.3.3 Triggers for CHF CDR partial record closure for roaming QBC p. 139

5.2.3.3.4 Triggers for roaming QBC CHF CDR closure p. 139

5.2.4 Ga record transfer flows p. 139

5.2.5 Bd CDR file transfer p. 139