4  Architecture considerations  Word‑p. 18

4.0  General |R12|

4.1  High-level EPS architecture

4.2  PS domain offline charging architecture  Word‑p. 19

4.3  PS domain online charging architecture  Word‑p. 21

5  PS domain charging principles and scenarios  Word‑p. 22

5.1  PS charging principles

5.1.0  General |R12|

5.1.1  Requirements  Word‑p. 23

5.1.2  Charging information  Word‑p. 24

5.1.3  Identifiers and correlation |R10|  Word‑p. 26

5.1.4  UE presence in Presence Reporting Area (PRA) |R12|  Word‑p. 27

5.1.4.1  Single Presence Reporting Area (PRA) |R14|

5.1.4.2  Multiple Presence Reporting Areas (PRAs) |R14|

5.1.5  3GPP PS Data Off |R15|  Word‑p. 28

5.1.6  Flexible Mobile Service Steering |R15|

5.2  PS domain offline charging scenarios  Word‑p. 29

5.2.1  Basic principles

5.2.1.0  General |R12|

5.2.1.1  IP-CAN bearer charging  Word‑p. 30

5.2.1.2  MM context charging  Word‑p. 31

5.2.1.3  Flow Based bearer Charging (FBC)  Word‑p. 32

5.2.1.4  SMS charging  Word‑p. 35

5.2.1.5  LCS charging

5.2.1.6  MBMS context charging for GPRS  Word‑p. 36

5.2.1.6A  MBMS context charging for EPS |R9|

5.2.1.7  IP Flow Mobility (IFOM) charging |R10|  Word‑p. 37

5.2.1.7A  Network-Based IP Flow Mobility (NBIFOM) charging |R13|

5.2.1.8  Sponsored data connectivity charging |R11|  Word‑p. 38

5.2.1.9  Application Based Charging (ABC) |R12|  Word‑p. 39

5.2.1.9.0  Introduction

5.2.1.9.1  Charging per application

5.2.1.9.2  Charging per TDF session  Word‑p. 41

5.2.1.10  Charging per IP-CAN session |R12|  Word‑p. 42

5.2.1.10.0  General

5.2.1.10.1  IP-CAN bearer charging

5.2.1.10.2  Flow Based Charging (FBC)  Word‑p. 45

5.2.1.11  Data Volume Reporting for Secondary RAT usage |R15|  Word‑p. 48

5.2.1.11.1  General

5.2.1.12  Volume Based Charging for VoLTE Services |R16|  Word‑p. 49

5.2.2  Rf message flows  Word‑p. 50

5.2.2.0  General |R12|

5.2.2.1  Triggers for charging events from S-GW |R8|

5.2.2.2  Triggers for charging events from P-GW |R8|

5.2.2.3  Triggers for charging events from ePDG |R11|

5.2.2.4  Triggers for charging events from MME |R11|  Word‑p. 51

5.2.2.5  Triggers for charging events from TDF |R12|

5.2.2.6  Triggers for charging events from P-GW when charging per IP-CAN session is active |R12|

5.2.2.7  Triggers for charging events from TWAG |R13|

5.2.3  CDR generation  Word‑p. 53

5.2.3.0  Introduction |R12|

5.2.3.1  Triggers for S-CDR charging information collection  Word‑p. 54

5.2.3.1.0  General |R12|

5.2.3.1.1  Triggers for S-CDR charging information addition

5.2.3.1.2  Triggers for S-CDR closure  Word‑p. 55

5.2.3.2  Triggers for M-CDR charging information collection  Word‑p. 56

5.2.3.2.0  General |R12|

5.2.3.2.1  Triggers for M-CDR charging information addition

5.2.3.2.2  Triggers for M-CDR closure

5.2.3.3  Triggers for SGW-CDR charging information collection  Word‑p. 57

5.2.3.3.0  Introduction |R12|

5.2.3.3.1  Triggers for SGW-CDR charging information addition

5.2.3.3.2  Triggers for SGW-CDR closure  Word‑p. 59

5.2.3.4  Triggers for PGW-CDR charging information collection  Word‑p. 60

5.2.3.4.0  Introduction |R12|

5.2.3.4.1  Triggers for PGW-CDR charging information addition  Word‑p. 61

5.2.3.4.2  Triggers for PGW-CDR closure  Word‑p. 62

5.2.3.5  Triggers for SMS-CDR charging information collection  Word‑p. 63

5.2.3.6  Triggers for LCS-CDR charging information collection

5.2.3.7  Triggers for S-MB-CDR and G-MB-CDR charging information collection for MBMS context charging for GPRS  Word‑p. 64

5.2.3.7.1  Triggers for S-MB-CDR and G-MB-CDR charging information creation

5.2.3.7.2  Triggers for S-MB-CDR and G-MB-CDR charging information addition

5.2.3.7.3  Triggers for S-MB-CDR and G-MB-CDR closure

5.2.3.7A  Triggers for MBMS-GW-CDR charging information collection for MBMS context charging for EPS |R9|  Word‑p. 65

5.2.3.7A.1  Triggers for MBMS-GW-CDR charging information creation

5.2.3.7A.2  Triggers for MBMS-GW-CDR charging information addition

5.2.3.7A.3  Triggers for MBMS-GW-CDR closure

5.2.3.8  Triggers for ePDG-CDR charging information collection |R11|  Word‑p. 66

5.2.3.8.0  Introduction |R12|

5.2.3.8.1  Triggers for ePDG-CDR charging information addition

5.2.3.8.2  Triggers for ePDG-CDR closure  Word‑p. 67

5.2.3.9  Triggers for TDF-CDR charging information collection |R12|  Word‑p. 68

5.2.3.9.1  Triggers for TDF-CDR charging information creation

5.2.3.9.2  Triggers for TDF-CDR charging information addition

5.2.3.9.3  Triggers for TDF-CDR closure  Word‑p. 70

5.2.3.10  Triggers for PGW-CDR charging information collection when IP-CAN session charging is active |R12|  Word‑p. 71

5.2.3.10.1  General

5.2.3.10.2  Triggers for PGW-CDR charging information addition when IP-CAN session charging is active

5.2.3.10.3  Triggers for PGW-CDR closure when charging per IP-CAN session charging is active  Word‑p. 74

5.2.3.11  Triggers for TWAG-CDR charging information collection |R13|

5.2.3.11.0  Introduction

5.2.3.11.1  Triggers for TWAG-CDR charging information addition  Word‑p. 75

5.2.3.11.2  Triggers for TWAG-CDR closure

5.2.4  Void

5.2.5  Ga record transfer flows  Word‑p. 76

5.2.6  Bp CDR file transfer

5.3  PS domain online charging scenarios  Word‑p. 77

5.3.1  Basic principles

5.3.1.0  General |R12|

5.3.1.1  IP-CAN bearer charging

5.3.1.2  Flow Based bearer Charging  Word‑p. 78

5.3.1.3  PS Furnish Charging Information procedure  Word‑p. 81

5.3.1.4  Support of Failure Situations

5.3.1.5  Application Based Charging (ABC) |R12|  Word‑p. 82

5.3.1.5.0  Introduction

5.3.1.5.1  Charging per application

5.3.1.5.2  Charging per TDF session  Word‑p. 83

5.3.1.6  Charging per IP-CAN session |R12|  Word‑p. 84

5.3.1.6.0  General

5.3.1.6.1  IP-CAN bearer charging

5.3.1.6.2  Flow Based Charging (FBC)

5.3.1.7  Sponsored data connectivity charging |R13|  Word‑p. 87

5.3.1.8  Network-Based IP Flow Mobility (NBIFOM) charging |R13|

5.3.1.9  Volume Based Charging for VoLTE |R16|  Word‑p. 88

5.3.2  Ro message flows  Word‑p. 89

5.3.2.0  General |R12|

5.3.2.1  Triggers for IP-CAN bearer online charging

5.3.2.1.1  Void

5.3.2.1.2  Void

5.3.2.2  Triggers for FBC online charging  Word‑p. 90

5.3.2.2.0  Introduction |R12|

5.3.2.2.1  Triggers for starting and stopping an FBC Credit-Control session  Word‑p. 91

5.3.2.2.2  Triggers for providing interim information for an FBC Credit-Control session

5.3.2.2A  Triggers for ABC online charging |R12|  Word‑p. 92

5.3.2.2A.0  Introduction

5.3.2.2A.1  Triggers for starting and stopping an ABC Credit-Control session

5.3.2.2A.2  Triggers for providing interim information for an ABC Credit-Control session  Word‑p. 93

5.3.2.2B  Triggers for TDF session online charging |R12|  Word‑p. 94

5.3.2.2C  Triggers for P-GW when charging per IP-CAN session is active |R12|

5.3.2.2C.1  General

5.3.2.2C.2  Triggers for starting and stopping an FBC Credit-Control session when charging per IP-CAN session is active

5.3.2.2C.3  Triggers for providing interim information for an FBC Credit-Control session when charging per IP-CAN session is active  Word‑p. 95

5.3.2.3  PS Furnish Charging Information procedure  Word‑p. 96

5.3.2.4  Support of Failure Situations

6  Definition of charging information  Word‑p. 98

6.1A  Rf message content |R8|

6.1A.0  General |R12|

6.1A.1  Summary of offline charging message formats

6.1A.2  Structure for the charging data message formats

6.1A.2.0  General |R12|

6.1A.2.1  Charging Data Request message  Word‑p. 99

6.1A.2.2  Charging Data Response message

6.1B  CDR content description on Bp interface |R8|  Word‑p. 100

6.1B.0  General |R12|

6.1.1  IP-CAN bearer charging data in SGSN (S-CDR)  Word‑p. 101

6.1.2  IP-CAN bearer charging data in S-GW (SGW-CDR)  Word‑p. 103

6.1.3  FBC IP-CAN bearer charging data in P-GW (PGW-CDR)  Word‑p. 106

6.1.4  Mobile Station mobility management data in SGSN (M-CDR)  Word‑p. 113

6.1.5  SMS-MO data in SGSN/MME (S-SMO-CDR)  Word‑p. 114

6.1.6  SMS-MT data in SGSN/MME (S-SMT-CDR)  Word‑p. 115

6.1.7  Mobile Terminated location request (LCS-MT-CDR)  Word‑p. 116

6.1.8  Mobile originated Location request (LCS-MO-CDR)  Word‑p. 117

6.1.9  Network induced Location request (LCS-NI-CDR)  Word‑p. 118

6.1.10  MBMS bearer context charging data in SGSN (S-MB-CDR)  Word‑p. 119

6.1.11  MBMS bearer context charging data in GGSN (G-MB-CDR)  Word‑p. 120

6.1.12  MBMS bearer context charging data in MBMS GW (MBMS-GW-CDR) |R10|  Word‑p. 121

6.1.13  IP-CAN bearer charging data in ePDG (ePDG-CDR) |R11|  Word‑p. 122

6.1.14  ABC data in TDF (TDF-CDR) |R12|  Word‑p. 124

6.1.15  IP-CAN bearer charging data in TWAG (TWAG-CDR) |R13|  Word‑p. 126

6.2  Data description for PS online charging  Word‑p. 128

6.2.1  Message contents

6.2.1.1  Summary of online charging message formats

6.2.1.2  Structure for the Debit / Reserve Units operation message formats

6.2.1.2.0  General |R12|

6.2.1.2.1  Debit / Reserve Units Request message

6.2.1.2.2  Debit / Reserve Units Response message  Word‑p. 129

6.2.2  Void

6.3  PS charging specific parameters |R7|  Word‑p. 130

6.3.1  Definition of PS charging information

6.3.1.0  General |R12|

6.3.1.1  PS charging information assignment for Service Information

6.3.1.1a  "SMS over MME Charging" information assignment for Service Information |R11|  Word‑p. 131

6.3.1.2  Definition of the PS information  Word‑p. 132

6.3.1.3  Multiple Unit Operation information when charging per IP-CAN session is active |R12|  Word‑p. 137

6.3.1.4  Supported features |R15|  Word‑p. 138

6.3.2  Detailed message format for offline charging |R8|  Word‑p. 139

6.3.3  Detailed message format for online charging |R8|  Word‑p. 143

6.4  Void

6.5  Bindings for EPC offline charging |R8|  Word‑p. 146

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