ETSI TS 129 061 V15.7.0 (2021-08)

Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; 5G; Interworking between the Public Land Mobile Network (PLMN) supporting packet based services and Packet Data Networks (PDN) (3GPP TS 29.061 version 15.7.0 Release 15)

RTS/TSGC-0329061vf70

General Information

• Status: Not Published
• Technical Committee: 3GPP CT 3 - Interworking with external networks (formely CN3)
• Current Stage: 12 - Completion
• Completion Date: 06-Aug-2021

Standards Content (Sample)

TECHNICAL SPECIFICATION
Digital cellular telecommunications system (Phase 2+) (GSM);
Universal Mobile Telecommunications System (UMTS);
LTE;
5G;
Interworking between the Public Land Mobile Network (PLMN)
supporting packet based services and
Packet Data Networks (PDN)
(3GPP TS 29.061 version 15.7.0 Release 15)

3GPP TS 29.061 version 15.7.0 Release 15 1 ETSI TS 129 061 V15.7.0 (2021-08)

Reference
RTS/TSGC-0329061vf70
Keywords
5G,GSM,LTE,UMTS
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ETSI
3GPP TS 29.061 version 15.7.0 Release 15 2 ETSI TS 129 061 V15.7.0 (2021-08)
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ETSI
3GPP TS 29.061 version 15.7.0 Release 15 3 ETSI TS 129 061 V15.7.0 (2021-08)
Contents
Intellectual Property Rights . 2
Legal Notice . 2
Modal verbs terminology . 2
Foreword . 8
1 Scope . 9
2 References . 9
3 Definitions and abbreviations . 13
3.1 Definitions . 13
3.2 Abbreviations . 14
3.3 Symbols . 15
4 Network characteristics . 16
4.1 Key characteristics of PLMN . 16
4.2 Key characteristics of PSDN . 16
4.3 Key characteristics of IP Networks . 16
5 Interworking Classifications. 16
5.1 Service Interworking . 16
5.2 Network Interworking . 16
5.3 Numbering and Addressing . 16
6 Access reference configuration . 16
6.1 General . 16
6.2 Access Interfaces and Reference Points for non-EPC based Packet Domain . 16
6.3 Access Interfaces and Reference Points for EPC based Packet Domain . 17
7 Interface to Packet Domain Bearer Services . 17
7.1 A/Gb mode . 17
7.2 Iu mode . 18
7.3 Interface to EPC-based Packet Domain Bearer Services . 18
8 Subscription checking . 18
8A Prevention of IP spoofing . 19
9 Message Screening . 19
10 Interworking with PSDN (X.75/X.25) . 19
11 Interworking with PDN (IP) . 19
11.1 General . 19
11.2 PDN Interworking Model . 19
11.2.1 Access to Internet, Intranet or ISP through Packet Domain . 21
11.2.1.1 Transparent access to the Internet . 21
11.2.1.2 Ipv4 Non Transparent access to an Intranet or ISP . 22
11.2.1.2.1 non-EPC based Ipv4 Non Transparent access . 22
11.2.1.2.2 EPC based Ipv4 Non Transparent access . 25
11.2.1.3 Ipv6 Non Transparent access to an Intranet or ISP . 29
11.2.1.3.1 Ipv6 PDP Context Activation . 29
11.2.1.3.1a Ipv6 EPC based Bearer Activation . 32
11.2.1.3.2 Ipv6 Stateless Address Autoconfiguration . 36
11.2.1.3.2a Ipv6 Stateless Address Autoconfiguration for EPC . 37
11.2.1.3.3 Ipv6 Stateful Address Autoconfiguration . 40
11.2.1.3.4 Ipv6 Router Configuration Variables . 40
11.2.1.3.5 Ipv6 Prefix Delegation via DHCPv6 . 41
11.2.1.4 Access to Internet, Intranet or ISP with Mobile Ipv4 . 41
11.2.1.5 IP Fragmentation Across Gi/Sgi . 44
11.2.2 Access to networks handling Non-IP data services through Packet Domain . 44
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11.3 Numbering and Addressing . 45
11.4 Charging . 46
11.5 Domain Name System Server (DNS Server) . 46
11.6 Screening . 46
11.7 IP Multicast access . 46
11.8 Non-IP data transfering over SGi . 47
11.8.1 General . 47
11.8.2 Gi/SGi PtP tunnelling based on UDP/IP . 47
11.8.3 Other SGi PtP tunnelling mechanisms . 49
12 Interworking with PDN (PPP) . 49
12.1 General . 49
12.2 PDN Interworking Model . 49
12.2.1 Virtual dial-up- and direct Access to PDNs, or ISPs through Packet Domain . 50
12.2.1.1 Procedural description . 51
13 Interworking with PDN (DHCP) . 52
13.1 General . 52
13.2 PDN Interworking Model of GGSN for DHCP . 53
13.2.1 Address allocation by the Intranet or ISP . 54
13.2.1.1 Address allocation using DHCPv4 . 54
13.2.1.2 Void. 55
13.2.2 Other configuration by the Intranet or ISP (Ipv6 only) . 55
13.3 PDN Interworking Model of P-GW for DHCP . 56
13.3.1 Address allocation by the Intranet or ISP . 57
13.3.1.1 Ipv4 Address allocation and Ipv4 parameter configuration via DHCPv4 . 57
13.3.1.2 Ipv6 Prefix allocation via Ipv6 stateless address autoconfiguration via DHCPv6 . 58
13.3.1.3 Ipv6 parameter configuration via stateless DHCPv6 . 58
13a Interworking with IMS . 59
13a.1 General . 59
13a.2 IMS Interworking Model . 59
13a.2.1 IMS Specific Configuration in the GGSN/P-GW . 60
13a.2.2 IMS Specific Procedures in the GGSN/P-GW . 60
13a.2.2.1 Request for Signalling Server Address . 60
13a.2.2.1a Failure of Signalling Server Address . 61
13a.2.2.2 Establishment of a PDP Context/EPS Bearer for Signalling . 61
13a.2.2.3 Creation of a PDP Context/EPS Bearer for IMS Media Flows . 62
13b Interworking with BM-SC in EPS . 62
13b.1 General . 62
13b.2 BM-SC interworking model of MBMS GW . 62
13b.3 Forwarding of user plane packets at the MBMS GW . 64
14 Internet Hosted Octet Stream Service (IHOSS) . 64
15 Interworking between Packet Domains . 64
15.1 Security Agreements . 65
15.2 Routing protocol agreements . 65
15.3 Charging agreements . 65
16 Usage of RADIUS on Gi/Sgi interface . 65
16.1 RADIUS Authentication and Authorization . 65
16.2 RADIUS Accounting . 66
16.3 Authentication and accounting message flows on Gi interface . 67
16.3.1 IP PDP type. 67
16.3.2 PPP PDP type . 69
16.3.3 Accounting Update . 70
16.3.4 AAA-Initiated PDP context termination . 71
16.3a Authentication and accounting message flows on Sgi interface . 72
16.3a.1 Authentication, Authorization and Accounting procedures . 72
16.3a.2 Accounting Update . 74
16.3a.3 AAA-Initiated Bearer termination . 75
16.4 List of RADIUS attributes . 76
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16.4.1 Access-Request message (sent from GGSN/P-GW to AAA server) . 76
16.4.2 Access-Accept (sent from AAA server to GGSN/P-GW) . 78
16.4.3 Accounting-Request START (sent from GGSN/P-GW to AAA server) . 79
16.4.4 Accounting Request STOP (sent from GGSN/P-GW to AAA server) . 80
16.4.5 Accounting Request ON (optionally sent from GGSN/P-GW to AAA server) . 82
16.4.6 Accounting Request OFF (optionally sent from GGSN/P-GW to AAA server) . 83
16.4.7 Sub-attributes of the 3GPP Vendor-Specific attribute . 83
16.4.7.1 Presence of the 3GPP Vendor-Specific attribute in RADIUS messages. . 83
16.4.7.2 Coding 3GPP Vendor-Specific RADIUS attributes . 89
16.4.8 Accounting Request Interim-Update (sent from GGSN/P-GW to AAA server) . 106
16.4.9 Disconnect Request (optionally sent from AAA server to GGSN/P-GW) . 108
16a Usage of Diameter on Gi/Sgi interface . 109
16a.1 Diameter Authentication and Authorization . 109
16a.2 Diameter Accounting . 110
16a.3 Authentication and accounting message flows on Gi interface . 111
16a.3.1 IP PDP type. 111
16a.3.2 PPP PDP type . 112
16a.3.3 Accounting Update . 115
16a.3.4 Server-Initiated PDP context termination . 115
16a.3a Authentication and accounting message flows on Sgi interface . 116
16a.3a.1 Authentication, Authorization and Accounting procedures . 116
16a.3a.2 Accounting Update . 118
16a.3a.3 Server-Initiated Bearer termination . 119
16a.4 Gi/Sgi Diameter messages . 120
16a.4.1 AAR Command . 120
16a.4.2 AAA Command . 121
16a.4.3 ACR Command . 122
16a.4.4 ACA Command . 123
16a.4.5 STR Command . 124
16a.4.6 STA Command . 124
16a.4.7 ASR Command . 125
16a.4.8 ASA Command . 125
16a.5 Gi/Sgi specific AVPs. 126
16a.6 Gi/Sgi specific Experimental-Result-Code AVP . 128
16a.7 Gi/Sgi re-used AVPs . 128
17 Usage of Diameter on Gmb interface . 128
17.1 MBMS user authorisation . 129
17.2 MBMS service registration / de-registration . 129
17.3 MBMS session start / update/ stop . 129
17.4 MBMS user deactivation . 129
17.5 Message flows . 130
17.5.1 Service activation . 130
17.5.2 Session start procedure . 131
17.5.3 Session stop procedure . 132
17.5.4 Registration procedure . 132
17.5.5 De-registration procedure (GGSN initiated) . 133
17.5.6 De-registration procedure (BM-SC initiated) . 133
17.5.7 Service deactivation . 134
17.5.7.1 BM-SC Initiated Multicast Service Deactivation . 135
17.5.8 Trace Session Activation procedure . 135
17.5.9 Trace Session Deactivation procedure . 136
17.5.10 MBMS UE Context Modification Procedure . 136
17.5.11 Session Update Procedure . 137
17.5.12 MBMS broadcast session termination (GGSN initiated) . 138
17.6 Gmb Messages . 138
17.6.1 AAR Command . 139
17.6.2 AAA Command . 140
17.6.3 STR Command . 140
17.6.4 STA Command . 141
17.6.5 Re-Auth-Request Command . 141
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17.6.6 RE-Auth-Answer Command . 143
17.6.7 Abort-Session-Request Command . 143
17.6.8 Abort-Session-Answer Command . 143
17.7 Gmb specific AVPs . 144
17.7.0 General . 144
17.7.1 3GPP-Vendor-Specific AVP . 146
17.7.2 TMGI AVP . 146
17.7.3 Required-MBMS-Bearer-Capabilities AVP . 146
17.7.4 Void . 146
17.7.5 MBMS-StartStop-Indication AVP . 146
17.7.6 MBMS-Service-Area AVP . 147
17.7.7 MBMS-Session-Duration AVP . 147
17.7.8 Alternative-APN AVP . 147
17.7.9 MBMS-Service-Type AVP . 147
17.7.10 MBMS-2G-3G-Indicator AVP . 148
17.7.11 MBMS-Session-Identity AVP . 148
17.7.12 RAI AVP . 148
17.7.13 Additional-MBMS-Trace-Info AVP . 148
17.7.14 MBMS-Time-To-Data-Transfer AVP . 148
17.7.15 MBMS-Session-Repetition-Number AVP . 149
17.7.16 MBMS-Required-QoS AVP . 149
17.7.17 MBMS-Counting-Information AVP . 149
17.7.18 MBMS-User-Data-Mode-Indication AVP . 149
17.7.19 MBMS-GGSN-Address AVP . 150
17.7.20 MBMS-GGSN-Ipv6-Address AVP . 150
17.7.21 MBMS-BMSC-SSM-IP-Address AVP. 150
17.7.22 MBMS-BMSC-SSM-Ipv6-Address AVP . 150
17.7.23 MBMS-Flow-Identifier AVP . 150
17.7.24 CN-IP-Multicast-Distribution AVP . 150
17.7.25 MBMS-HC-Indicator AVP . 150
17.7a Gmb re-used AVPs . 150
17.8 Gmb specific Experimental-Result-Code AVP values . 151
17.8.0 General . 151
17.8.1 Success . 151
17.8.2 Permanent Failures . 151
17.8.3 Transient Failures . 152
18 Usage of RADIUS at the Pk Reference Point . 152
18.1 General . 152
18.2 Radius Profile for Pk Reference Point . 152
18.3 Interconnecting the Presence Network Agent and the GGSN . 152
19 Usage of Diameter on Mz interface. 153
19.1 Introduction . 153
19.2 Call flows in roaming scenarios . 153
19.2.1 Service activation . 153
19.2.1.1 Service Provided by the BM-SC in Home PLMN . 153
19.2.1.2 Service Provided by the BM-SC in visited PLMN . 155
19.2.2 Service deactivation . 156
19.2.2.1 Service Provided by the BM-SC in home PLMN . 156
19.2.2.2 Service Provided by the BM-SC in visited PLMN . 157
19.2.2.3 BM-SC in the home PLMN initiated multicast service deactivation . 158
19.3 Mz messages . 158
19.4 Mz specific AVPs . 158
19.5 Mz specific Experimental-Result-Code AVP values . 159
19.5.1 Success . 159
19.5.2 Permanent Failures . 159
19.5.3 Transient Failures . 159
20 Usage of Diameter on SGmb interface . 159
20.1 General . 159
20.2 MBMS session start / update/ stop . 160
20.2A MBMS heartbeat . 160
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20.3 Message flows . 160
20.3.1 Session start procedure . 160
20.3.2 Session update procedure . 161
20.3.3 Session stop procedure . 162
20.3.4 MBMS session termination (MBMS GW initiated) . 162
20.3.5 MBMS heartbeat procedure . 163
20.4 SGmb Messages . 164
20.4.1 Re-Auth-Request Command . 164
20.4.2 RE-Auth-Answer Command . 166
20.4.3 Session-Termination-Request Command . 167
20.4.4 Session-Termination-Answer Command . 167
20.4.5 Abort-Session-Request Command . 167
20.4.6 Abort-Session-Answer Command . 168
20.5 SGmb re-used AVPs . 168
20.5a SGmb specific AVPs . 171
20.5a.1 MBMS-Access-Indicator AVP . 171
20.5a.2 MBMS-GW-SSM-IP-Address AVP . 172
20.5a.3 MBMS-GW-SSM-Ipv6-Address AVP . 172
20.5a.4 MBMS-BMSC-SSM-UDP-Port AVP. 172
20.5a.5 MBMS-GW-UDP-Port AVP . 172
20.5a.6 MBMS-GW-UDP-Port-Indicator AVP. 172
20.5a.7 MBMS-Data-Transfer-Start AVP . 172
20.5a.8 MBMS-Data-Transfer-Stop AVP . 172
20.5a.9 MBMS-Flags AVP . 172
20.5a.10 Restart-Counter AVP . 173
20.5a.11 Diagnostic-Info AVP . 173
20.5a.12 MBMS-Cell-List AVP . 173
20.6 SGmb specific Experimental-Result-Code AVP values . 174
20.7 Use of the Supported-Features AVP on the SGmb reference point . 174
Annex A (informative): Interworking PCS1900 with PSDNs. 176
Annex B (normative): Rate control related to Cellular
...