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TS 32.255
5G Data Connectivity Domain Charging

3GPP‑Page   ETSI‑search   fToC↓   Partial Content →
V20.0.0 (Wzip)  2025/12  … p.
V19.4.0 (PDF)  2025/12  … p.
V18.8.0  2025/12  … p.
V17.14.0  2024/09  157 p.
V16.14.0  2023/06  128 p.
V15.5.0  2019/12  74 p.
Rapporteur:
Mrs. Gardella, Maryse
Nokia France

full Table of Contents for  TS 32.255  Word version:  19.3.0

each clause number in 'red' refers to the equivalent title in the Partial Content
Here   Top
1Scope  p. 10
2References  p. 10
3Definitions, symbols and abbreviations  p. 12
3.1Definitions  p. 12
3.2Symbols  p. 12
3.3Abbreviations  p. 12
4Architecture considerations  p. 13
4.1High-level 5G System architecture  p. 13
4.1.1Non-roaming reference architecture  p. 13
4.1.2Roaming Home Routed reference architecture  p. 14
4.1.3Interworking with EPC architecture  p. 14
4.1.4Architecture reference for Non-3GPP Accesses  p. 15
4.1.5Architecture for deployments topologies with specific SMF Service Areas |R16|  p. 16
4.1.5.1Non-roaming architecture with an I-SMF insertion without ULCL/BP  p. 16
4.1.5.2Non-roaming architecture with an I-SMF insertion with ULCL/BP  p. 16
4.1.6Architecture reference for ATSSS support |R16|  p. 17
4.1.7Architecture reference for Wireline Access network |R16|  p. 17
4.1.8Roaming Local Breakout reference architecture |R17|  p. 18
4.1.9Architecture reference for 5MBS |R18|  p. 19
4.1.10Architecture reference for TSN support |R18|  p. 19
4.1.11Architecture reference for NPN support |R18|  p. 20
4.1.11.1Stand-alone non-public networks (SNPN)  p. 20
4.1.11.2Public Network Integrated NPN (PNI-NPN)  p. 20
4.1.12Architecture reference for network sharing support |R19|  p. 20
4.1.12.1Indirect Network Sharing  p. 20
4.1.12.25G Multi-Operator Core Network (5G MOCN)  p. 20
4.25G data connectivity domain converged charging architecture  p. 20
4.35G data connectivity converged charging Consumer CHF to Business CHF architecture |R18|  p. 25
55G data connectivity charging principles and scenarios  p. 26
5.15G data connectivity charging principles  p. 26
5.1.1General  p. 26
5.1.2Requirements  p. 26
5.1.3Charging information  p. 27
5.1.4Charging Identifier  p. 28
5.1.5PCC rules and charging  p. 29
5.1.5.1PCC rules and chargeable events  p. 29
5.1.5.2Specific PCC rules scenarios  p. 29
5.1.5.3PCC rules - MA PDU session |R16|  p. 29
5.1.6Session and Service Continuity modes  p. 29
5.1.7UE Presence in Presence Reporting Area (PRA)  p. 30
5.1.8CHF selection  p. 30
5.1.9Roaming  p. 30
5.1.9.1General  p. 30
5.1.9.2CHF selection  p. 31
5.1.9.3Interactions between CHFs in LBO roaming |R18|  p. 32
5.1.9.4Satellite Roaming Charging |R19|  p. 32
5.1.9.4.1General  p. 32
5.1.10Data Volume Reporting for Secondary RAT usage  p. 33
5.1.11Charging method and Charging service selection |R16|  p. 33
5.1.12Emergency PDU session handling |R16|  p. 33
5.1.13Support of deployments topologies with specific SMF Service Areas |R16|  p. 34
5.1.14Ultra Reliable Low Latency Communication |R17|  p. 34
5.1.14.1General  p. 34
5.1.14.2Support redundant transmission for high reliability communication  p. 34
5.1.14.3QoS Monitoring to Assist URLLC Service  p. 34
5.1.14.4Void  p. …
5.1.155G LAN-type Service Communication |R17|  p. 34
5.1.15.1General  p. 34
5.1.15.2Support 5G VN group communication  p. 35
5.1.16Support of Cellular IoT |R17|  p. 35
5.1.17Application based charging |R17|  p. 35
5.1.18IMS data channel volume-based charging |R18|  p. 35
5.1.19NPN Data Connectivity Charging |R18|  p. 36
5.1.19.1General  p. 36
5.1.19.2SNPN Data Connectivity Charging  p. 36
5.1.19.3PNI-NPN Data Connectivity Charging  p. 36
5.1.20Support of Satellite Backhaul charging |R18|  p. 36
5.1.21TSC charging |R18|  p. 37
5.1.22Network sharing converged charging |R19|  p. 37
5.1.22.1General  p. 37
5.1.22.2Indirect network sharing  p. 37
5.1.22.35G MOCN network sharing  p. 37
5.25G data connectivity converged online and offline charging scenarios  p. 37
5.2.1Basic principles  p. 37
5.2.1.1General  p. 37
5.2.1.2Applicable Triggers in the SMF  p. 38
5.2.1.2.1General  p. 38
5.2.1.2.2Flow Based Charging (FBC) triggers  p. 39
5.2.1.2.3QoS flow Based Charging (QBC) triggers |R17|  p. 39
5.2.1.3PDU session charging  p. 39
5.2.1.4Flow Based Charging (FBC)  p. 39
5.2.1.5SSC Mode and Triggers  p. 46
5.2.1.6QoS flow Based Charging (QBC)  p. 48
5.2.1.7Roaming QoS flow Based charging (QBC)  p. 52
5.2.1.8Termination action  p. 53
5.2.1.9Sponsored data connectivity charging  p. 54
5.2.1.10Branching point or UL CL controlled by I-SMF |R16|  p. 54
5.2.1.11CHF-Controlled Quota Management |R16|  p. 54
5.2.1.12URLLC Charging |R17|  p. 55
5.2.1.13NR REDCAP Charging |R17|  p. 55
5.2.1.14Additional actor (MVNO) Charging |R17|  p. 55
5.2.1.14.1General  p. 55
5.2.1.15Satellite access charging |R18|  p. 56
5.2.1.16Satellite backhaul Charging |R18|  p. 56
5.2.1.17Network Slice Replacement for PDU session |R18|  p. 56
5.2.1.185WWC charging |R18|  p. 56
5.2.1.19Business charging based on 5G data connectivity |R18|  p. 56
5.2.1.21Indirect network sharing charging |R19|  p. 57
5.2.1.225G MOCN network sharing charging |R19|  p. 57
5.2.1.23UAS Charging |R19|  p. 57
5.2.2Message flows  p. 57
5.2.2.1General  p. 57
5.2.2.2PDU session charging from SMF  p. 58
5.2.2.2.1General  p. 58
5.2.2.2.2PDU session establishment  p. 58
5.2.2.2.3PDU Session Modification |R17|  p. 60
5.2.2.2.4PDU Session Release |R17|  p. 61
5.2.2.3PDU session charging SSC Mode 1 from SMF  p. 62
5.2.2.3.1General  p. 62
5.2.2.3.2PDU session charging SSC Mode 1  p. 62
5.2.2.4PDU session Charging SSC Mode 2 from SMF  p. 63
5.2.2.4.1General  p. 63
5.2.2.4.2PDU session Charging SSC Mode 2  p. 63
5.2.2.5PDU session Charging SSC Mode 3 from SMF  p. 65
5.2.2.5.1General  p. 65
5.2.2.5.2PDU session Charging SSC Mode 3  p. 65
5.2.2.6PDU session Charging SSC Mode 3 IPv6 Multi Homed from SMF  p. 66
5.2.2.6.1General  p. 66
5.2.2.6.2PDU session Charging SSC Mode 3 IPv6 Multi Homed  p. 66
5.2.2.7Addition of additional PDU Session Anchor and Branching Point or UL CL  p. 68
5.2.2.8Removal of additional PDU Session Anchor and Branching Point or UL CL  p. 69
5.2.2.9Change of additional PDU Session Anchor for IPv6 multi-homing or UL CL  p. 70
5.2.2.10Simultaneous change of Branching Point or UL CL and additional PSA for a PDU Session  p. 71
5.2.2.11PDU session charging for interworking with EPC  p. 73
5.2.2.11.1General  p. 73
5.2.2.11.25GS to EPS handover using N26 interface  p. 74
5.2.2.11.3EPS to 5GS handover using N26 interface  p. 75
5.2.2.11.4Handover Cancel |R16|  p. 76
5.2.2.11.5EPS to 5GS mobility without N26 interface |R16|  p. 77
5.2.2.11.65GS to EPS mobility without N26 interface |R16|  p. 79
5.2.2.11.7EPS to 5GS handover for roaming in Home routed scenario |R16|  p. 80
5.2.2.11.8Handover from EPC/ePDG to 5GS |R16|  p. 81
5.2.2.11.9Handover from 5GS to EPC/ePDG |R16|  p. 82
5.2.2.12PDU session charging for roaming in Home routed scenario  p. 83
5.2.2.12.1General  p. 83
5.2.2.12.2PDU session establishment  p. 83
5.2.2.12.3PDU session modification  p. 86
5.2.2.12.4PDU session release  p. 87
5.2.2.12.5Inter-PLMN V-SMF insertion |R17|  p. 88
5.2.2.12.6Inter-PLMN V-SMF change |R17|  p. 90
5.2.2.12.7Intra-PLMN V-SMF change |R17|  p. 92
5.2.2.12.8Inter-PLMN V-SMF insertion - without Charging Identifier string |R17|  p. 94
5.2.2.12.9Inter-PLMN V-SMF removal |R17|  p. 94
5.2.2.13PDU session charging - non-3GPP access  p. 95
5.2.2.13.1General  p. 95
5.2.2.13.2PDU session establishment  p. 95
5.2.2.13.3PDU session modification  p. 96
5.2.2.13.4PDU session release  p. 97
5.2.2.14PDU session served by I-SMF and SMF |R16|  p. 98
5.2.2.14.1General  p. 98
5.2.2.14.2PDU session establishment with I-SMF insertion  p. 99
5.2.2.14.3PDU Session modification procedure with I-SMF involved  p. 101
5.2.2.14.4PDU Session release procedure with I-SMF involved  p. 103
5.2.2.14.5PDU Session procedures with I-SMF insertion/change/removal  p. 104
5.2.2.14.65GS to EPS handover using N26 interface with I-SMF removal  p. 106
5.2.2.14.7EPS to 5GS handover using N26 interface with I-SMF insertion  p. 107
5.2.2.14.8Addition/removal/change of PSA and UL CL or BP controlled by I-SMF  p. 107
5.2.2.14.9Void  p. …
5.2.2.14.10Void  p. …
5.2.2.15PDU session charging from SMF - ATSSS |R16|  p. 109
5.2.2.15.1General  p. 109
5.2.2.15.2UE requested MA PDU session establishment  p. 109
5.2.2.15.3UE requested PDU session establishment with Network Modification to MA PDU Session  p. 111
5.2.2.15.4UE Requested PDU Session Establishment with Network Modification to MA PDU Session - roaming in Home routed scenario  p. 112
5.2.2.15.4.1UE registered to the same VPLMN over 3GPP access and non-3GPP access  p. 112
5.2.2.15.5UE requested MA PDU session establishment - roaming in Home routed scenario  p. 112
5.2.2.15.5.1General  p. 112
5.2.2.15.5.2UE registered to the same VPLMN over 3GPP access and non-3GPP access  p. 112
5.2.2.15.6EPS interworking  p. 114
5.2.2.15.6.15GS to EPS handover using N26 interface  p. 114
5.2.2.15.6.25GS to EPS mobility without N26 interface  p. 114
5.2.2.15.7Hybrid Access with Multi-Access PDU Session connectivity over NG-RAN and W-5GAN  p. 115
5.2.2.15.8Hybrid Access with multi-access connectivity over E-UTRAN/EPC and W-5GAN  p. 115
5.2.2.16PDU session charging - wireline access |R16|  p. 117
5.2.2.16.1General  p. 117
5.2.2.16.25G-RG Requested PDU Session Establishment via W-5GAN  p. 118
5.2.2.16.3FN-RG related PDU Session Establishment via W-5GAN  p. 118
5.2.2.16.4Handover procedure  p. 119
5.2.2.16.4.15G RG handover of a PDU Session procedure from W-5GAN access to 3GPP access  p. 119
5.2.2.16.4.25G RG handover of a PDU Session procedure from 3GPP to W-5GAN access  p. 120
5.2.2.17Ultra Reliable Low Latency Communication (URLLC) |R17|  p. 121
5.2.2.17.1General  p. 121
5.2.2.17.2Void  p. …
5.2.2.17.3Redundant transmission for high reliability communication  p. 121
5.2.2.17.3.1PDU Session establishment  p. 121
5.2.2.17.3.2PDU Session Modification  p. 122
5.2.2.17.3.3PDU Session Release  p. 122
5.2.2.18PDU session charging for roaming in Local breakout scenario |R17|  p. 123
5.2.2.18.1General  p. 123
5.2.2.18.2PDU session establishment, SMF to H-CHF and V-CHF  p. 123
5.2.2.18.3PDU Session Modification, SMF to H-CHF and V-CHF  p. 124
5.2.2.18.4PDU Session Release, SMF to H-CHF and V-CHF  p. 125
5.2.2.18.5PDU session establishment, V-SMF to V-CHF |R18|  p. 126
5.2.2.18.6PDU Session Modification, SMF to V-CHF |R18|  p. 127
5.2.2.18.7PDU Session Release, SMF to V-CHF |R18|  p. 128
5.2.2.19PDU session charging for additional actor (MVNO) |R17|  p. 129
5.2.2.19.1General  p. 129
5.2.2.19.2Additional actor (MVNO)  p. 129
5.2.2.20Satellite backhaul charging |R18|  p. 129
5.2.2.20.1General  p. 129
5.2.2.20.2Message flows for different scenarios  p. 129
5.2.2.20.2.1Satellite backhaul charging  p. 129
5.2.2.20.2.2Edge Computing charging with satellite backhaul  p. 130
5.2.2.20.2.3SCC-to-SCC communications charging via satellite backhaul  p. 130
5.2.2.20.2.4PDU session Modification with Dynamic Satellite backhaul charging  p. 130
5.2.2.21Business charging based on 5G data connectivity |R18|  p. 130
5.2.2.21.1General  p. 130
5.2.2.21.2PDU session establishment  p. 130
5.2.2.21.3PDU session modification  p. 132
5.2.2.21.4PDU session release  p. 132
5.2.2.22UE PDU session charging based on Business converged charging |R18|  p. 133
5.2.2.22.1General  p. 133
5.2.2.22.2PDU session establishment  p. 133
5.2.2.23Network Slice replacement for PDU session |R18|  p. 135
5.2.2.23.1General  p. 135
5.2.2.23.2PDU session establishment using Alternative S-NSSAI  p. 135
5.2.2.23.3Existing PDU session transfer to the Alternative S-NSSAI  p. 135
5.2.2.23.3.1Existing PDU session retained  p. 135
5.2.2.23.3.2Existing PDU session to be re-established - SSC mode 2 or SSC mode 1  p. 135
5.2.2.23.3.3Existing PDU session to be re-established - SSC mode 3  p. 135
5.2.2.23.4PDU session release using Alternative S-NSSAI  p. 136
5.2.2.24PDU session charging for 5G MBS multicast communication |R18|  p. 136
5.2.2.24.1General  p. 136
5.2.2.24.2UE join multicast MBS session  p. 136
5.2.2.24.3Handover procedure  p. 137
5.2.2.24.4UE leave multicast MBS session  p. 138
5.2.3CDR generation  p. 139
5.2.3.1Introduction  p. 139
5.2.3.2Triggers for CHF CDR  p. 139
5.2.3.2.1General  p. 139
5.2.3.2.2Triggers for CHF CDR charging information addition  p. 139
5.2.3.2.3Triggers for CHF CDR partial record closure  p. 140
5.2.3.2.4Triggers for CHF CDR closure  p. 141
5.2.3.3Triggers for CHF CDR for roaming QBC  p. 141
5.2.3.3.1General  p. 141
5.2.3.3.2Triggers for CHF CDR charging information addition for roaming QBC  p. 141
5.2.3.3.3Triggers for CHF CDR partial record closure for roaming QBC  p. 142
5.2.3.3.4Triggers for roaming QBC CHF CDR closure  p. 142
5.2.4Ga record transfer flows  p. 142
5.2.5Bd CDR file transfer  p. 142
6Definition of charging information  p. 143
6.1Data description for 5G data connectivity charging  p. 143
6.1.1Message contents  p. 143
6.1.1.1General  p. 143
6.1.1.2Charging Data Request message  p. 144
6.1.1.3Charging data response message  p. 146
6.1.2Ga message contents  p. 146
6.1.3CDR description on the Bd interface  p. 146
6.1.3.1General  p. 146
6.1.3.2PDU session charging CHF CDR data  p. 147
6.1.3.3Roaming QBC CHF CDR data  p. 149
6.25G data connectivity charging specific parameters  p. 149
6.2.1Definition of 5G data connectivity charging information  p. 149
6.2.1.1General  p. 149
6.2.1.2Definition of PDU session charging information  p. 150
6.2.1.3Definition of PDU Container information  p. 153
6.2.1.4Definition of roaming QBC information  p. 154
6.2.1.5Definition of QFI Container information  p. 154
6.2.1.6Definition of Inter-CHF information |R18|  p. 155
6.2.2Detailed message format for converged charging  p. 155
6.2.3Formal 5G data connectivity charging parameter description  p. 158
6.2.3.15G data connectivity CHF CDR parameters  p. 158
6.2.3.25G data connectivity resources attributes  p. 158
A(Normative)  Charging Characteristics  p. 159
A.1General  p. 159
B(Normative)  Interworking |R16|  p. 161
B.1General  p. 161
B.2Definition of charging information for interworking  p. 161
B.2.1Data description for interworking with EPC  p. 161
B.2.1.1Message contents  p. 161
B.2.1.2Ga message contents  p. 161
B.2.1.3CDR description on the Bd interface  p. 161
B.2.2Interworking charging specific parameters  p. 161
B.2.2.1Definition of Interworking charging information  p. 161
B.2.2.1.1Message content  p. 161
B.2.2.1.2Roaming QBC information  p. 162
B.2.2.1.3QFI Container Information  p. 162
B.2.2.2Detailed message format for Interworking charging  p. 162
B.2.2.3Formal Interworking charging parameter description  p. 163
C(Normative)  Support of GERAN/UTRAN access |R17|  p. 164
C.1General  p. 164
C.25G data connectivity charging principles and scenarios  p. 164
C.2.15G data connectivity charging principles  p. 164
C.2.25G data connectivity converged online and offline charging scenarios  p. 164
C.2.3CDR generation and transfer  p. 164
C.3Data description for 5G data connectivity charging  p. 165
C.3.1Data description for support of GERAN/UTRAN access  p. 165
C.3.1.1Message contents  p. 165
C.3.1.2Ga message contents  p. 165
C.3.1.3CDR description on the Bd interface  p. 165
C.3.25G data connectivity charging specific parameters  p. 165
C.3.2.1Definition of 5G data connectivity charging information  p. 165
C.3.2.2Detailed message format for converged charging  p. 167
C.3.2.3Formal 5G data connectivity charging parameter description  p. 167
DNetwork slice charging based on 5G data connectivity |R17|  p. 168
D.1General  p. 168
D.2Architecture  p. 168
D.3Network slice charging based on 5G data connectivity principles  p. 168
D.3.1General  p. 168
D.4Network slice charging based on 5G data connectivity scenarios  p. 169
D.4.1Basic principles  p. 169
D.4.1.1CHF selection  p. 169
D.4.2Message flows  p. 169
D.5Definition of charging information  p. 169
ESupport of Satellite charging |R18|  p. 170
E.1General  p. 170
E.2Business roles  p. 170
$Change history  p. 171

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