full Table of Contents for TS 32.251 Word version: 16.0.0
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
5.3.2 Ro message flows Word-p. 89
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
5.3.1.7 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
5.3.1.5.2 Charging per TDF session Word-p. 83
5.3.2.0 General [R12]
5.3.2.1 Triggers for IP-CAN bearer online charging
5.3.2.2 Triggers for FBC online charging Word-p. 90
5.3.2.1 Triggers for IP-CAN bearer online charging
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
