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TECHNICAL SPECIFICATION
Digital cellular telecommunications system (Phase 2+) (GSM);
Universal Mobile Telecommunications System (UMTS);
LTE;
Telecommunication management;
Charging management;
Packet Switched (PS) domain charging
(3GPP TS 32.251 version 14.4.0 Release 14)
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3GPP TS 32.251 version 14.4.0 Release 14 1 ETSI TS 132 251 V14.4.0 (2018-12)
Reference
RTS/TSGS-0532251ve40
Keywords
GSM,LTE,UMTS
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ETSI
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3GPP TS 32.251 version 14.4.0 Release 14 2 ETSI TS 132 251 V14.4.0 (2018-12)
Intellectual Property Rights
Essential patents
IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in
respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web
server (https://ipr.etsi.org/).
Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee
can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web
server) which are, or may be, or may become, essential to the present document.
Trademarks
The present document may include trademarks and/or tradenames which are asserted and/or registered by their owners.
ETSI claims no ownership of these except for any which are indicated as being the property of ETSI, and conveys no
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Foreword
This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP).
The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or
GSM identities. These should be interpreted as being references to the corresponding ETSI deliverables.
The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under
.
Modal verbs terminology
In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will not", "can" and
"cannot" are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of
provisions).
"must" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.
ETSI
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3GPP TS 32.251 version 14.4.0 Release 14 3 ETSI TS 132 251 V14.4.0 (2018-12)
Contents
Intellectual Property Rights . 2
Foreword . 2
Modal verbs terminology . 2
Foreword . 8
1 Scope . 9
2 References . 9
3 Definitions, symbols and abbreviations . 12
3.1 Definitions . 12
3.2 Symbols . 14
3.3 Abbreviations . 15
4 Architecture considerations . 18
4.0 General . 18
4.1 High-level EPS architecture . 18
4.2 PS domain offline charging architecture . 19
4.3 PS domain online charging architecture . 21
5 PS domain charging principles and scenarios . 22
5.1 PS charging principles . 22
5.1.0 General . 22
5.1.1 Requirements . 23
5.1.2 Charging information . 24
5.1.3 Identifiers and correlation . 26
5.1.4 UE Presence in Presence Reporting Area (PRA) . 27
5.1.4.1 Single Presence Reporting Area (PRA) . 27
5.1.4.2 Multiple Presence Reporting Areas (PRAs) . 27
5.1.5 3GPP PS Data Off . 28
5.2 PS domain offline charging scenarios . 29
5.2.1 Basic principles . 29
5.2.1.0 General . 29
5.2.1.1 IP-CAN bearer charging . 30
5.2.1.2 MM context charging . 31
5.2.1.3 Flow Based bearer Charging (FBC) . 32
5.2.1.4 SMS charging . 35
5.2.1.5 LCS charging . 35
5.2.1.6 MBMS context charging for GPRS . 36
5.2.1.6A MBMS context charging for EPS . 36
5.2.1.7 IP Flow Mobility (IFOM) charging . 37
5.2.1.7A Network-Based IP Flow Mobility (NBIFOM) charging . 37
5.2.1.8 Sponsored data connectivity charging . 38
5.2.1.9 Application Based Charging (ABC) . 39
5.2.1.9.0 Introduction . 39
5.2.1.9.1 Charging per application . 39
5.2.1.9.2 Charging per TDF session . 41
5.2.1.10 Charging per IP-CAN session . 42
5.2.1.10.0 General . 42
5.2.1.10.1 IP-CAN bearer charging . 42
5.2.1.10.2 Flow Based Charging (FBC) . 45
5.2.2 Rf message flows . 49
5.2.2.0 General . 49
5.2.2.1 Triggers for charging events from S-GW . 49
5.2.2.2 Triggers for charging events from P-GW . 49
5.2.2.3 Triggers for charging events from ePDG . 49
5.2.2.4 Triggers for charging events from MME . 50
5.2.2.5 Triggers for charging events from TDF . 50
5.2.2.6 Triggers for charging events from P-GW when charging per IP-CAN session is active . 50
ETSI
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3GPP TS 32.251 version 14.4.0 Release 14 4 ETSI TS 132 251 V14.4.0 (2018-12)
5.2.2.7 Triggers for charging events from TWAG . 50
5.2.3 CDR generation . 51
5.2.3.0 Introduction . 51
5.2.3.1 Triggers for S-CDR charging information collection . 52
5.2.3.1.0 General . 52
5.2.3.1.1 Triggers for S-CDR charging information addition. 52
5.2.3.1.2 Triggers for S-CDR closure . 53
5.2.3.2 Triggers for M-CDR charging information collection . 54
5.2.3.2.0 General . 54
5.2.3.2.1 Triggers for M-CDR charging information addition . 54
5.2.3.2.2 Triggers for M-CDR closure . 54
5.2.3.3 Triggers for SGW-CDR charging information collection . 55
5.2.3.3.0 Introduction . 55
5.2.3.3.1 Triggers for SGW-CDR charging information addition . 55
5.2.3.3.2 Triggers for SGW-CDR closure . 57
5.2.3.4 Triggers for PGW-CDR charging information collection . 58
5.2.3.4.0 Introduction . 58
5.2.3.4.1 Triggers for PGW-CDR charging information addition . 59
5.2.3.4.2 Triggers for PGW-CDR closure . 60
5.2.3.5 Triggers for SMS-CDR charging information collection . 61
5.2.3.6 Triggers for LCS-CDR charging information collection . 61
5.2.3.7 Triggers for S-MB-CDR and G-MB-CDR charging information collection for MBMS context
charging for GPRS . 62
5.2.3.7.1 Triggers for S-MB-CDR and G-MB-CDR charging information creation . 62
5.2.3.7.2 Triggers for S-MB-CDR and G-MB-CDR charging information addition . 62
5.2.3.7.3 Triggers for S-MB-CDR and G-MB-CDR closure . 62
5.2.3.7A Triggers for MBMS-GW-CDR charging information collection for MBMS context charging for
EPS . 63
5.2.3.7A.1 Triggers for MBMS-GW-CDR charging information creation . 63
5.2.3.7A.2 Triggers for MBMS-GW-CDR charging information addition . 63
5.2.3.7A.3 Triggers for MBMS-GW-CDR closure . 63
5.2.3.8 Triggers for ePDG-CDR charging information collection . 64
5.2.3.8.0 Introduction . 64
5.2.3.8.1 Triggers for ePDG-CDR charging information addition . 64
5.2.3.8.2 Triggers for ePDG-CDR closure . 64
5.2.3.9 Triggers for TDF-CDR charging information collection . 66
5.2.3.9.1 Triggers for TDF-CDR charging information creation . 66
5.2.3.9.2 Triggers for TDF-CDR charging information addition . 66
5.2.3.9.3 Triggers for TDF-CDR closure . 68
5.2.3.10 Triggers for PGW-CDR charging information collection when IP-CAN session charging is
active . 69
5.2.3.10.1 General . 69
5.2.3.10.2 Triggers for PGW-CDR charging information addition when IP-CAN session charging is
active . 69
5.2.3.10.3 Triggers for PGW-CDR closure when charging per IP-CAN session charging is active . 72
5.2.3.11 Triggers for TWAG-CDR charging information collection . 73
5.2.3.11.0 Introduction . 73
5.2.3.11.1 Triggers for TWAG-CDR charging information addition . 73
5.2.3.11.2 Triggers for TWAG-CDR closure . 73
5.2.4 Void . 74
5.2.5 Ga record transfer flows . 74
5.2.6 Bp CDR file transfer . 74
5.3 PS domain online charging scenarios . 75
5.3.1 Basic principles . 75
5.3.1.0 General . 75
5.3.1.1 IP-CAN bearer charging . 75
5.3.1.2 Flow Based bearer Charging . 76
5.3.1.3 PS Furnish Charging Information procedure . 79
5.3.1.4 Support of Failure Situations. 79
5.3.1.5 Application Based Charging (ABC) . 80
5.3.1.5.0 Introduction . 80
5.3.1.5.1 Charging per application . 80
ETSI
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3GPP TS 32.251 version 14.4.0 Release 14 5 ETSI TS 132 251 V14.4.0 (2018-12)
5.3.1.5.2 Charging per TDF session . 81
5.3.1.6 Charging per IP-CAN session . 82
5.3.1.6.0 General . 82
5.3.1.6.1 IP-CAN bearer charging . 82
5.3.1.6.2 Flow Based Charging (FBC) . 82
5.3.1.7 Sponsored data connectivity charging . 85
5.3.1.8 Network-Based IP Flow Mobility (NBIFOM) charging . 85
5.3.2 Ro message flows . 86
5.3.2.0 General . 86
5.3.2.1 Triggers for IP-CAN bearer online charging . 86
5.3.2.1.1 Void . 86
5.3.2.1.2 Void . 86
5.3.2.2 Triggers for FBC online charging . 87
5.3.2.2.0 Introduction . 87
5.3.2.2.1 Triggers for starting and stopping an FBC Credit-Control session . 88
5.3.2.2.2 Triggers for providing interim information for an FBC Credit-Control session. 88
5.3.2.2A Triggers for ABC online charging . 89
5.3.2.2A.0 Introduction . 89
5.3.2.2A.1 Triggers for starting and stopping an ABC Credit-Control session . 89
5.3.2.2A.2 Triggers for providing interim information for an ABC Credit-Control session . 90
5.3.2.2B Triggers for TDF session online charging . 91
5.3.2.2C Triggers for P-GW when charging per IP-CAN session is active . 91
5.3.2.2C.1 General . 91
5.3.2.2C.2 Triggers for starting and stopping an FBC Credit-Control session when charging per IP-CAN
session is active . 91
5.3.2.2C.3 Triggers for providing interim information for an FBC Credit-Control session when charging
per IP-CAN session is active . 92
5.3.2.3 PS Furnish Charging Information procedure . 93
5.3.2.4 Support of Failure Situations. 93
6 Definition of charging information . 95
6.1A Rf message content . 95
6.1A.0 General . 95
6.1A.1 Summary of offline charging message formats . 95
6.1A.2 Structure for the charging data message formats . 95
6.1A.2.0 General . 95
6.1A.2.1 Charging Data Request message . 96
6.1A.2.2 Charging Data Response message . 96
6.1B CDR content description on Bp interface . 97
6.1B.0 General . 97
6.1.1 IP-CAN bearer charging data in SGSN (S-CDR) . 98
6.1.2 IP-CAN bearer charging data in S-GW (SGW-CDR) . 100
6.1.3 FBC IP-CAN bearer charging data in P-GW (PGW-CDR) . 103
6.1.4 Mobile Station mobility management data in SGSN (M-CDR) . 109
6.1.5 SMS-MO data in SGSN/MME (S-SMO-CDR) . 110
6.1.6 SMS-MT data in SGSN/MME (S-SMT-CDR) . 111
6.1.7 Mobile Terminated location request (LCS-MT-CDR) . 112
6.1.8 Mobile originated Location request (LCS-MO-CDR) . 113
6.1.9 Network induced Location request (LCS-NI-CDR) . 114
6.1.10 MBMS bearer context charging data in SGSN (S-MB-CDR) . 115
6.1.11 MBMS bearer context charging data in GGSN (G-MB-CDR) . 116
6.1.12 MBMS bearer context charging data in MB
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