Content for TS 29.212 Word version: 18.1.0
4 Gx reference point
4.1 Overview
4.2 Gx Reference model
4.3 PCC Rules
4.3a IP flow mobility routing rules
4.3c NBIFOM routing rules
4.4 Functional elements
4.5 PCC procedures over Gx reference point
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4 Gx reference point p. 21
4.1 Overview p. 21
4.2 Gx Reference model p. 21
4.3 PCC Rules p. 22
4.3a IP flow mobility routing rules |R10| p. 24
4.3a.0 General |R13| p. 24
4.3a.1 Functional entities p. 24
4.3a.2 IP flow mobility routing rule definition p. 24
4.3a.3 Operations on Routing rules p. 25
4.3a.4 PCC procedures for IP flow mobility routing rule over Gx reference point p. 25
4.3b Void
4.3c NBIFOM routing rules |R13| p. 26
4.3c.1 General p. 26
4.3c.2 NBIFOM routing rule definition p. 26
4.3c.3 Operations on NBIFOM Routing rules p. 27
4.4 Functional elements p. 27
4.4.1 PCRF p. 27
4.4.2 PCEF p. 28
4.5 PCC procedures over Gx reference point p. 29
4.5.1 Request for PCC rules p. 29
4.5.2 Provisioning of PCC rules p. 32
4.5.2.0 Overview |R11| p. 32
4.5.2.1 Selecting a PCC rule for Uplink IP packets p. 35
4.5.2.2 Selecting a PCC rule and IP CAN Bearer for Downlink IP packets p. 35
4.5.2.3 Gate function p. 36
4.5.2.4 Policy enforcement for "Authorized QoS" per PCC Rule p. 36
4.5.2.5 Usage Monitoring Control |R9| p. 36
4.5.2.6 Redirect function |R11| p. 36
4.5.2.7 Support for DSCP marking of downlink packets at the TDF |R13| p. 37
4.5.2.8 Traffic Steering Control support |R13| p. 37
4.5.3 Provisioning of Event Triggers p. 38
4.5.4 Provisioning of charging related information for the IP-CAN session p. 38
4.5.4.1 Provisioning of Charging Addresses p. 38
4.5.4.2 Provisioning of Default Charging Method p. 38
4.5.4.3 Void
4.5.4.4 Provisioning of Access Network Charging Identifier |R9| p. 38
4.5.5 Provisioning and Policy Enforcement of Authorized QoS p. 39
4.5.5.0 Overview p. 39
4.5.5.0a Provisioning of authorized QoS per IP CAN bearer p. 40
4.5.5.1 Policy enforcement for authorized QoS per IP CAN bearer p. 40
4.5.5.2 Policy provisioning for authorized QoS per service data flow p. 40
4.5.5.3 Policy enforcement for authorized QoS per service data flow p. 40
4.5.5.4 Coordination of authorized QoS scopes in mixed mode p. 41
4.5.5.5 Provisioning of authorized QoS per QCI p. 41
4.5.5.6 Policy enforcement for authorized QoS per QCI p. 41
4.5.5.7 Provisioning of authorized QoS per APN |R8| p. 41
4.5.5.8 Policy enforcement for authorized QoS per APN |R8| p. 42
4.5.5.9 Provisioning of authorized QoS for the Default EPS Bearer |R8| p. 43
4.5.5.10 Policy enforcement for authorized QoS of the Default EPS Bearer |R8| p. 43
4.5.5.11 Policy provisioning and enforcement of authorized QoS for service data flows that share resources |R13| p. 43
4.5.5.12 Provisioning and enforcement of time conditioned policy information |R14| p. 44
4.5.5.12.1 General p. 44
4.5.5.12.2 Time conditioned authorized QoS per APN p. 44
4.5.5.12.3 Time conditioned authorized default EPS bearer QoS p. 45
4.5.5.13 Policy provisioning and enforcement of authorized QoS for service data flows that shall be bound to the default bearer |R14| p. 45
4.5.6 Indication of IP-CAN Bearer Termination Implications p. 46
4.5.7 Indication of IP-CAN Session Termination p. 46
4.5.8 Request of IP-CAN Bearer Termination p. 47
4.5.9 Request of IP-CAN Session Termination p. 47
4.5.10 Bearer Control Mode Selection p. 48
4.5.11 Provisioning of Event Report Indication p. 48
4.5.12 PCC Rule Error Handling p. 49
4.5.13 Time of the day procedures |R8| p. 50
4.5.14 Trace activation/deactivation |R8| p. 51
4.5.15 IMS Emergency Session Support |R9| p. 51
4.5.15.1 Functional Entities p. 51
4.5.15.2 PCC procedures for Emergency services over Gx reference point p. 51
4.5.15.2.1 Request for PCC Rules for Emergency services p. 51
4.5.15.2.2 Provisioning of PCC Rules for Emergency services p. 52
4.5.15.2.2.1 Provisioning of PCC Rules at Gx session establishment p. 52
4.5.15.2.2.2 Provisioning of PCC Rules for Emergency Services p. 52
4.5.15.2.3 Removal of PCC Rules for Emergency Services p. 52
4.5.15.2.4 Removal of PCC Rules at Gx session termination p. 53
4.5.16 Requesting Usage Monitoring Control |R9| p. 53
4.5.17 Reporting Accumulated Usage |R9| p. 54
4.5.17.0 General |R11| p. 54
4.5.17.1 Usage Threshold Reached p. 55
4.5.17.2 PCC Rule Removal p. 56
4.5.17.3 Usage Monitoring Disabled p. 56
4.5.17.4 IP-CAN Session Termination p. 56
4.5.17.5 PCRF Requested Usage Report p. 56
4.5.17.6 Report in case of Monitoring Time provided |R11| p. 56
4.5.18 IMS Restoration Support |R9| p. 57
4.5.18a P-CSCF Restoration Enhancement Support |R12| p. 57
4.5.19 Multimedia Priority Support |R10| p. 57
4.5.20 Sponsored Data Connectivity |R10| p. 60
4.5.21 PCRF Failure and Restoration |R10| p. 61
4.5.22 Reporting Access Network Information |R11| p. 61
4.5.23 Application Detection Information |R11| p. 62
4.5.24 Group Communication Service Support |R12| p. 63
4.5.25 NBIFOM Support |R13| p. 63
4.5.25.1 General p. 63
4.5.25.1.1 PCRF procedures p. 63
4.5.25.1.2 PCEF procedures p. 64
4.5.25.2 NBIFOM impacts on PCC procedures over Gx p. 65
4.5.25.2.1 IP-CAN session establishment p. 65
4.5.25.2.2 Addition of an access p. 65
4.5.25.2.3 Removal of an access p. 66
4.5.25.2.3.1 UE/PCEF-initiated removal of an access p. 66
4.5.25.2.3.2 PCRF-initiated removal of an access p. 66
4.5.25.2.4 Network-initiated IP flow mobility within a PDN connection (Network-initiated NBIFOM mode) p. 66
4.5.25.2.5 UE-initiated IP flow mobility within a PDN connection (UE-initiated NBIFOM mode) p. 67
4.5.25.2.6 UE Requested IP Flow Mapping (Network-initiated NBIFOM mode) p. 68
4.5.25.2.7 An access becomes not available/available again p. 70
4.5.25.2.8 Access Network Information Reporting p. 70
4.5.25.2.9 Usage monitoring control p. 70
4.5.25.2.10 UE resource request for a multi-access IP-CAN session p. 71
4.5.26 Detection and handling of late arriving requests |R13| p. 71
4.5.26.1 General p. 71
4.5.26.2 Detection and handling of requests which collide with an existing session context p. 71
4.5.26.3 Detection and handling of requests which have timed out at the originating entity p. 72
4.5.27 Resource reservation for services sharing priority |R13| p. 72
4.5.28 Support for PCC rule versioning |R14| p. 73
4.5.29 3GPP PS Data Off Support |R14| p. 73
4.5.30 Extended bandwidth support for EPC supporting Dual Connectivity (E-UTRAN and 5G NR) |R15| p. 75
4.5.31 Policy update When UE suspends |R15| p. 75
4.5.32 IMS Restricted Local Operator Services Support |R16| p. 76
4.6 Void
