1、 ETSI TS 129 468 V14.3.0 (2018-01) Universal Mobile Telecommunications System (UMTS); LTE; Group Communication System Enablers for LTE (GCSE_LTE); MB2 reference point; Stage 3 (3GPP TS 29.468 version 14.3.0 Release 14) TECHNICAL SPECIFICATION ETSI ETSI TS 129 468 V14.3.0 (2018-01)13GPP TS 29.468 ver
2、sion 14.3.0 Release 14Reference RTS/TSGC-0329468ve30 Keywords LTE,UMTS ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association but non lucratif enregistre la Sous-Prfecture de Grasse (06) N 7
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9、(2018-01)23GPP TS 29.468 version 14.3.0 Release 14Intellectual Property Rights Essential patents IPRs essential or potentially essential to the present document may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-
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13、ename. Mention of those trademarks in the present document does not constitute an endorsement by ETSI of products, services or organizations associated with those trademarks. Foreword This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP). The present d
14、ocument may refer to technical specifications or reports using their 3GPP identities, UMTS identities or GSM identities. These should be interpreted as being references to the corresponding ETSI deliverables. The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under http:/we
15、bapp.etsi.org/key/queryform.asp. Modal verbs terminology In the present document “shall“, “shall not“, “should“, “should not“, “may“, “need not“, “will“, “will not“, “can“ and “cannot“ are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of pro
16、visions). “must“ and “must not“ are NOT allowed in ETSI deliverables except when used in direct citation. ETSI ETSI TS 129 468 V14.3.0 (2018-01)33GPP TS 29.468 version 14.3.0 Release 14Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 6g31 Scope 7g32 Refere
17、nces 7g33 Definitions, symbols and abbreviations . 8g33.1 Definitions 8g33.2 Abbreviations . 8g34 Architectural Overview 9g34.1 Reference Model 9g34.2 Functional Elements . 9g34.2.1 Group Communication Service Application Server (GCS AS) 9g34.2.2 Broadcast-Multicast Service Centre (BM-SC) 10g35 Proc
18、edures over the MB2 Reference Point 10g35.1 TMGI and Flow ID handling 10g35.2 TMGI Management 10g35.2.1 TMGI Allocation Procedure . 10g35.2.2 TMGI Deallocation Procedure 11g35.2.3 TMGI Expiry Notification Procedure . 11g35.3 MBMS Bearer Control Procedures 12g35.3.1 General 12g35.3.2 Activate MBMS Be
19、arer Procedure . 12g35.3.3 Deactivate MBMS Bearer Procedure 13g35.3.4 Modify MBMS Bearer Procedure . 13g35.3.5 MBMS Bearer Status Indication Procedure 14g35.4 BM-SC selection 14g35.5 BM-SC overload control 14g35.6 Restoration Procedures . 14g35.6.1 General 14g35.6.2 Restart Counter . 15g35.6.3 GCS A
20、S initiated Heartbeat Procedure . 15g35.6.4 BM-SC initiated Heartbeat Procedure 15g35.6.5 GCS AS procedures after detection of BM-SC Restart 15g35.6.6 BM-SC procedures after detection of GCS AS Restart 15g35.6.7 GCS AS procedures upon detection of MB2-C path failure . 15g35.6.8 BM-SC procedures upon
21、 detection of MB2-C path failure 16g36 MB2-C Protocol . 16g36.1 Protocol support . 16g36.1.1 Use of Diameter base protocol 16g36.1.2 Transport protocol 16g36.1.3 Advertising Application Support 16g36.2 Initialization and maintenance of connection and session 17g36.3 Security on the MB2-C interface 1
22、7g36.4 MB2-C specific AVPs 17g36.4.1 General 17g36.4.2 BMSC-Address AVP 18g36.4.3 BMSC-Port AVP 18g36.4.4 MBMS- Bearer-Event AVP 18g36.4.5 MBMS-Bearer-Event-Notification AVP 19g36.4.6 MBMS-Bearer-Request AVP . 19g36.4.7 MBMS-Bearer-Response AVP . 19g3ETSI ETSI TS 129 468 V14.3.0 (2018-01)43GPP TS 29
23、.468 version 14.3.0 Release 146.4.8 MBMS-Bearer-Result AVP 20g36.4.9 MBMS-Start-Time AVP . 20g36.4.10 Radio-Frequency AVP 21g36.4.11 TMGI-Allocation-Request AVP . 21g36.4.12 TMGI-Allocation-Response AVP 21g36.4.13 TMGI-Allocation-Result AVP 21g36.4.14 TMGI-Deallocation-Request AVP . 22g36.4.15 TMGI-
24、Deallocation-Response AVP . 22g36.4.16 TMGI-Deallocation-Result AVP 22g36.4.17 TMGI-Expiry AVP . 23g36.4.18 TMGI-Number AVP . 23g36.4.19 MB2U-Security AVP 23g36.4.20 Local-M1-Information AVP . 23g36.4.21 Local-MB2-U-Information AVP 23g36.4.22 MBMS-eNB-IP-Multicast-Address AVP . 23g36.4.23 MBMS-eNB-I
25、Pv6-Multicast-Address AVP . 24g36.4.24 MBMS-GW-SSM-IP-Address AVP . 24g36.4.25 MBMS-GW-SSM-IPv6-Address AVP . 24g36.4.26 Common-Tunnel-Endpoint-Identifier AVP 24g36.5 MB2-C re-used AVPs 24g36.5.1 General 24g36.5.2 Supported-Feature-List AVP 25g36.5.2.1 Use of the Supported-Features AVP . 25g36.5.2.2
26、 Supported-Feature-List AVP for the MB2-C application . 26g36.6 MB2-C Messages . 26g36.6.1 Command-Code Values 26g36.6.2 GCS-Action-Request (GAR) command 27g36.6.3 GCS-Action-Answer (GAA) command 27g36.6.4 GCS-Notification-Request (GNR) command . 27g36.6.5 GCS-Notification-Answer (GNA) command . 28g
27、37 MB2-U Protocol . 28g37.1 Protocol Stack 28g37.2 Procedures 30g3Annex A (informative): Call Flows . 31g3A.1 TMGI Management 31g3A.1.1 TMGI Allocation Procedure . 31g3A.1.2 TMGI Deallocation Procedure . 31g3A.1.3 TMGI Expiry Notification 32g3A.2 MBMS Bearer Control Procedures 33g3A.2.1 Activate MBM
28、S Bearer Procedure . 33g3A.2.2 Deactivate MBMS Bearer Procedure . 33g3A.2.3 Modify MBMS Bearer Procedure 34g3A.2.4 MBMS Bearer Status Indication Procedure . 35g3A.3 Restoration Procedures . 36g3A.3.1 GCS AS initiated Heartbeat Procedure 36g3A.3.2 BM-SC initiated Heartbeat Procedure 36g3Annex B (norm
29、ative): Diameter message priority mechanism 37g3B.1 General . 37g3B.2 MB2-C interface . 37g3B.2.1 General 37g3B.2.2 GCS AS behaviour . 37g3B.2.3 BM-SC behaviour . 37g3Annex C (normative): Diameter load control mechanism 39g3C.1 General . 39g3C.2 GCS AS behaviour . 39g3C.3 BM-SC behaviour. 39g3ETSI E
30、TSI TS 129 468 V14.3.0 (2018-01)53GPP TS 29.468 version 14.3.0 Release 14Annex D (informative): Change history . 40g3History 41g3ETSI ETSI TS 129 468 V14.3.0 (2018-01)63GPP TS 29.468 version 14.3.0 Release 14Foreword This Technical Specification has been produced by the 3rd Generation Partnership Pr
31、oject (3GPP). The contents of the present document are subject to continuing work within the TSG and may change following formal TSG approval. Should the TSG modify the contents of the present document, it will be re-released by the TSG with an identifying change of release date and an increase in v
32、ersion number as follows: Version x.y.z where: x the first digit: 1 presented to TSG for information; 2 presented to TSG for approval; 3 or greater indicates TSG approved document under change control. Y the second digit is incremented for all changes of substance, i.e. technical enhancements, corre
33、ctions, updates, etc. z the third digit is incremented when editorial only changes have been incorporated in the document. ETSI ETSI TS 129 468 V14.3.0 (2018-01)73GPP TS 29.468 version 14.3.0 Release 141 Scope This document defines the protocol for the MB2 reference point between the Group Communica
34、tion Service Application Server (GCS AS) and the Broadcast-Multicast Service Centre (BM-SC). The MB2 reference point and related stage 2 procedures are defined in TS 23.468 4 as part of the Group Communication System Enablers for LTE. The stage 1 requirements for Group Communication System Enablers
35、for LTE are specified in TS 22.468 2. 2 References The following documents contain provisions which, through reference in this text, constitute provisions of the present document. - References are either specific (identified by date of publication, edition number, version number, etc.) or non-specif
36、ic. - For a specific reference, subsequent revisions do not apply. - For a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same Relea
37、se as the present document. 1 3GPP TR 21.905: “Vocabulary for 3GPP Specifications“. 2 3GPP TS 22.468: “Group Communication System Enablers for LTE (GCSE_LTE)“. 3 3GPP TS 23.246: “Multimedia Broadcast/Multicast Service (MBMS); Architecture and functional description“. 4 3GPP TS 23.468: “Group Communi
38、cation System Enablers for LTE (GCSE_LTE); stage 2“. 5 3GPP TS 26.346: “Multimedia Broadcast/Multicast Service (MBMS); Protocols and codecs“. 6 3GPP TS 29.061: “Interworking between the Public Land Mobile Network (PLMN) supporting packet based services and Packet Data Networks (PDN)“. 7 3GPP TS 29.2
39、12: “Policy and Charging Control (PCC); Reference points“. 8 3GPP TS 29.274: “3GPP Evolved Packet System (EPS); Evolved General Packet Radio Service (GPRS) Tunnelling Protocol for Control plane (GTPv2-C); Stage 3“. 9 3GPP TS 29.281: “General Packet Radio System (GPRS) Tunnelling Protocol User Plane
40、(GTPv1-U)“. 10 3GPP TS 33.246: “Security of Multimedia Broadcast/Multicast Service (MBMS)“. 11 IETF RFC 791: “Transmission Control Protocol“. 12 IETF RFC 768: “User Datagram Protocol“. 13 IETF RFC 2234: “Augmented BNF for syntax specifications“. 14 Void 15 IETF RFC 4960: “Stream Control Transmission
41、 Protocol“. 16 IETF RFC 5719: “Updated IANA Considerations for Diameter Command Code Allocations“. 17 IETF RFC 5996: “The Internet Key Exchange (IKE)“. 18 IETF RFC 3947: “Negotiation of NAT-Traversal in the IKE“. 19 IETF RFC 3948: “UDP Encapsulation of IPsec ESP Packets“. ETSI ETSI TS 129 468 V14.3.
42、0 (2018-01)83GPP TS 29.468 version 14.3.0 Release 1420 IETF RFC 4303: “IP Encapsulating Security Payload (ESP)“. 21 IETF RFC 6347: “Datagram Transport Layer Security Version 1.2“.# 22 3GPP TS 23.007: “Restoration procedures“. 23 3GPP TS 29.229: “Cx and Dx interfaces based on the Diameter protocol“.
43、24 3GPP TS 36.300: “E-UTRA and E-UTRAN overall description; Stage 2“. 25 IETF RFC 7944: “Diameter Routing Message Priority“. 26 IETFg71 draft-ietf-dime-load-09: “Diameter Load Information Conveyance“. Editors note: The above document cannot be formally referenced until it is published as an RFC. 27
44、IETF RFC 6733: “Diameter Base Protocol“. 28 3GPP TS 23.285: “Architecture Enhancements for V2X services“. 3 Definitions, symbols and abbreviations 3.1 Definitions For the purposes of the present document, the terms and definitions given in TR 21.905 1 and the following apply: MBMS bearer: The servic
45、e provided by the EPS to deliver the same IP datagrams to multiple receivers in a designated location. 3.2 Abbreviations For the purposes of the present document, the abbreviations given in TR 21.905 1 and the following apply. An abbreviation defined in the present document takes precedence over the
46、 definition of the same abbreviation, if any, in TR 21.905 1. ARP Allocation and Retention Priority AVP Attribute-Value Pair BM-SC Broadcast-Multicast Service Centre DRMP Diameter Routing Message Priority DSCP Differentiated Services Code Point DTLS Datagram Transport Layer Security ESP Encapsulatin
47、g Security Payload GAA GCS-Action-Answer GAR GCS-Action-RequestGCS Group Communication Service GCSE Group Communication System Enablers GCS AS Group Communication Service Application Server GNA GCS-Notification-Answer GNR GCS-Notification-RequestMBMS-GW MBMS Gateway PCRF Policy and Charging Rules Fu
48、nction P-GW PDN Gateway TMGI Temporary Mobile Group Identity UDP User Datagram Protocol V2X Vehicle-to-EverythingETSI ETSI TS 129 468 V14.3.0 (2018-01)93GPP TS 29.468 version 14.3.0 Release 144 Architectural Overview 4.1 Reference Model Figure 4.1-1 shows a high level reference model of the architec
49、tural elements relevant to understand the MB2 reference point. More complete reference models for GCSE are contained in TS 23.468 4. UEGCS ASBM-SCP-GWMBMS-GWSGmbSGi-mbPCRFGxGC1SGiMB2-CApplicationdomainRxPLMNMB2-UScope of this specification Figure 4.1-1: Reference Model NOTE: The GC1 reference point between the UE and the GCS AS is unspecified in the present release. Data related to the GC1 reference point are transported via the Sgi reference point between GCS AS and P-GW. For the V2X Localized User Plane su
