Content for TS 29.213 Word version: 18.0.0
3a Reference architecture
4 Signalling Flows over Gx, Gxx, Rx, Sd, Sy, Np, Nt, St and S9
5 Binding Mechanism
6 QoS Parameters Mapping
7 PCRF addressing
8 Diameter race condition handling
3a Reference architecture |R13| p. 14
4 Signalling Flows over Gx, Gxx, Rx, Sd, Sy, Np, Nt, St and S9 p. 17
4.0 General |R8| p. 17
4.1 IP-CAN Session Establishment p. 18
4.2 IP-CAN Session Termination p. 22
4.3 IP-CAN Session Modification p. 34
4.3.1 Network-Initiated IP-CAN Session Modification p. 34
4.3.1.1 Interactions between BBERF, PCEF, TDF, OCS, TSSF and PCRF(PCC/QoS/ADC Rule Provisioning in PUSH mode) p. 34
4.3.1.2 Interactions between PCRF, AF and SPR p. 39
4.3.2 PCEF-Initiated IP-CAN Session Modification (PCC Rule Provisioning in PULL Mode) p. 48
4.4 Gateway Control Session Procedures |R8| p. 54
4.4.1 Gateway Control Session Establishment p. 55
4.4.2 Gateway Control and QoS Rules Request p. 59
4.4.3 Gateway Control and QoS Rules Provision p. 62
4.4.4 Gateway Control Session Termination p. 63
4.5 Multiple BBERF Signalling Flows |R8| p. 66
4.5.1 Non-Roaming and Home Routed cases p. 66
4.5.1.1 New Gateway Control Session Establishment p. 66
4.5.1.2 PCEF IP-CAN session modification - Handover p. 69
4.5.1.3 PCEF IP-CAN session modification - S2c-based IP flow mobility |R10| p. 70
4.5.1.4 Gateway Control Session Establishment and PCEF IP-CAN session modification - S2c-based IP flow mobility |R10| p. 72
4.5.2 Visited access case p. 73
4.5.2.1 New Gateway Control Session Establishment p. 73
4.5.2.2 PCEF-Initiated IP-CAN session modification-Handover p. 75
4.5.2.3 PCEF-Initiated IP-CAN session modification - S2c-based IP flow mobility |R10| p. 77
4.5.2.4 Gateway Control Session Establishment and PCEF IP-CAN session modification - S2c-based IP flow mobility |R10| p. 79
4.6 Application Detection and Enforcement Procedures |R11| p. 81
4.6.1 TDF Session Establishment in case of solicited reporting p. 81
4.6.1A TDF Session Establishment in case of unsolicited reporting p. 82
4.6.2 TDF Session termination p. 82
4.6.3 TDF Session modification p. 84
4.7 Spending limits Procedures over Sy reference point |R11| p. 86
4.7.1 Initial Spending Limit Report Request p. 86
4.7.2 Intermediate Spending Limit Report Request p. 86
4.7.3 Final Spending Limit Report Request p. 87
4.7.4 Spending Limit Report p. 88
4.8 Call flows for User Plane Congestion Management |R13| p. 88
4.8.1 General p. 88
4.8.2 RUCI reporting p. 89
4.8.3 Np reporting restriction provisioning p. 90
4.8.4 UE mobility between RCAFs p. 90
4.8.5 Removal of UE context p. 91
4.9 Traffic Steering Control Procedures over St reference point |R13| p. 91
4.9.1 St Session Establishment p. 91
4.9.2 St Session Modification p. 92
4.9.3 St Session Termination p. 93
4.9.4 St notification initiated by the TSSF p. 93
4.10 Negotiation for future background data transfer procedure over Nt reference point |R13| p. 94
5 Binding Mechanism p. 94
5.1 Overview p. 94
5.2 Session Binding p. 95
5.3 PCC Rule Authorization and QoS Rule Generation p. 96
5.4 Bearer Binding p. 97
6 QoS Parameters Mapping p. 98
6.1 Overview p. 98
6.2 QoS parameter mapping Functions at AF p. 102
6.3 QoS parameter mapping Functions at PCRF p. 115
6.4 QoS parameter mapping Functions at PCEF p. 124
6.4.1 GPRS p. 124
6.4.1.1 Authorized IP QoS parameters per PDP Context to Authorized UMTS QoS parameters mapping in GGSN p. 124
6.4.1.2 Comparing UMTS QoS Parameters against the Authorized UMTS QoS parameters in GGSN for UE initiated PDP context p. 126
6.4.2 3GPP- EPS |R8| p. 126
6.5 QoS parameter mapping Functions at UE for a UE-initiated GPRS PDP Context p. 129
7 PCRF addressing |R8| p. 137
7.1 General p. 137
7.2 DRA Definition p. 137
7.3 DRA Procedures p. 137
7.3.1 General p. 137
7.3.2 DRA Information Storage p. 137
7.3.3 Capabilities Exchange p. 138
7.3.4 Redirect DRA p. 138
7.3.5 Proxy DRA p. 139
7.3.6 PCRF selection by BBERF/PCEF (non-roaming case) p. 139
7.3.7 PCRF selection by AF p. 140
7.3.8 PCRF selection in a roaming scenario p. 140
7.3.9 PCRF selection by TDF for unsolicited application reporting |R11| p. 141
7.3.10 PCRF selection by RCAF |R13| p. 141
7.4 DRA flows p. 141
7.4.1 Proxy DRA p. 141
7.4.1.1 Establishment of Diameter Sessions p. 141
7.4.1.1.1 Non-roaming cases p. 141
7.4.1.1.2 Roaming cases p. 142
7.4.1.2 Modification of Diameter Sessions p. 143
7.4.1.2.1 Non-roaming cases p. 143
7.4.1.2.2 Roaming cases p. 145
7.4.1.2.2.2 H-PCRF initiated p. 146
7.4.1.3 Termination of Diameter Sessions p. 147
7.4.1.3.1 Non-roaming cases p. 147
7.4.1.3.2 Roaming cases p. 148
7.4.2 Redirect DRA p. 149
8 Diameter race condition handling |R12| p. 154
8.1 Overview p. 154
8.2 Procedures for Gx, Gxx, Sd and S9 p. 154
