1、 ETSI TS 143 068 V15.0.0 (2018-07) Digital cellular telecommunications system (Phase 2+) (GSM); Voice Group Call Service (VGCS); Stage 2 (3GPP TS 43.068 version 15.0.0 Release 15) TECHNICAL SPECIFICATION GLOBAL SYSTEM FOR MOBILE COMMUNICATIONSRETSI ETSI TS 143 068 V15.0.0 (2018-07)13GPP TS 43.068 ve
2、rsion 15.0.0 Release 15Reference RTS/TSGC-0143068vf00 Keywords GSM 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 7803/
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9、8-07)23GPP TS 43.068 version 15.0.0 Release 15Intellectual Property Rights Essential patents IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-me
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13、ame. 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 doc
14、ument 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:/weba
15、pp.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 provi
16、sions). “must“ and “must not“ are NOT allowed in ETSI deliverables except when used in direct citation. ETSI ETSI TS 143 068 V15.0.0 (2018-07)33GPP TS 43.068 version 15.0.0 Release 15Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 6g31 Scope 7g32 Referenc
17、es 7g33 Definitions and abbreviations . 8g33.1 Definitions 8g33.2 Abbreviations . 9g34 Main concepts 9g34.1 Group definition . 9g34.2 Group conversations . 10g34.2.1 Group call initiation 10g34.2.1.1 Normal operation with successful outcome 10g34.2.1.2 Exceptional procedures . 12g34.2.2 On-going gro
18、up calls 12g34.2.2.1 Normal operation with successful outcome 12g34.2.2.2 Exceptional procedures . 15g34.2.3 Leaving of a group call without termination . 15g34.2.4 Group call termination 15g34.2.5 Acknowledgements . 15g34.2.6 Transactions between the mobile station and the network 15g34.2.7 Process
19、ing of originator-to-dispatcher information 16g34.2.8 Transfer of application-specific data to group call members 16g34.2.8.1 General 16g34.2.8.2 Sending of application-specific data . 17g34.2.8.2.1 By the talking service subscriber . 17g34.2.8.2.2 By a listener . 17g34.2.8.3 Sending a confirmation
20、of receipt of application-specific data . 18g34.2.8.4 Distributing application-specific data to a voice group call 18g34.2.8.4.1 Distribution via the MSC . 18g34.2.8.4.2 Immediate distribution by the BSC . 18g35 General architecture . 19g35.1 Group Call Register (GCR) 19g35.2 Voice group call respon
21、sibility . 23g35.3 RANflex configuration with group call redundancy 23g35.3.1 MSC selection in a RANflex configuration with group call redundancy . 23g35.3.2 GCR synchronization in a RANflex configuration with group call redundancy 24g35.3.3 GCR Restoration in a RANflex configuration with group call
22、 redundancy . 24g36 Compatibility issues . 25g37 Transmission 25g37.1 Transmission architecture . 25g37.1a Transmission architecture A interface circuit sharing . 26g37.1a.1 Transmission architecture General 26g37.1a.2 Transmission architecture Control Plane . 26g37.1a.3 Transmission architecture Us
23、er Plane 26g37.1b Transmission architecture A interface link sharing . 27g37.1b.1 Transmission architecture General 27g37.1b.2 Transmission architecture Control Plane . 27g37.1b.3 Transmission architecture User Plane 27g37.2 Radio channels . 27g37.3 Data confidentiality 29g3ETSI ETSI TS 143 068 V15.
24、0.0 (2018-07)43GPP TS 43.068 version 15.0.0 Release 158 Information storage 30g38.1 Information stored in the GCR . 30g38.1.1 Information used for routing of service subscriber originated voice group calls 30g38.1.2 Static Group call attributes . 31g38.1.2.1 Group call area 32g38.1.2.2 Dispatcher id
25、entities 32g38.1.2.3 No activity time . 32g38.1.2.4 Priorities 33g38.1.3 Transient Group Call Attributes 33g38.1.3.0 General 33g38.1.3.1 Group Call Status Information 33g38.1.3.2 Initial Talker Information 33g38.2 Information managed per subscriber 34g38.2.1 Stored in the HLR . 34g38.2.2 Stored in t
26、he VLR . 34g38.2.3 Stored in the SIM 34g38.2.3a Stored in the USIM . 34g38.3 Information used for routing of dispatcher originated voice group calls 35g39 Identities . 35g39.1 Elementary identities for group calls 35g39.2 Use of identities in the network 36g310 Operation and maintenance aspects . 38
27、g311 Function and information flows . 38g311.1 Group management 38g311.2 Group membership management 38g311.3 Call management 38g311.3.1 Call establishment . 38g311.3.1.1 Service subscriber call establishment 38g311.3.1.1.1 Initial stage 38g311.3.1.1.2 Establishment of the transmission means 40g311.
28、3.1.1.3 Release of the dedicated transmission means of the calling service subscriber. 41g311.3.1.1.4 Release of the dedicated transmission means of mobile stations responding to a notification 42g311.3.1.1.5 void 42g311.3.1.1.6 void 42g311.3.1.2 Dispatcher call establishment 42g311.3.1.3 Notificati
29、on procedures . 43g311.3.1.4 Destination service subscribers . 45g311.3.1.5 Destination dispatchers . 45g311.3.2 Call release 45g311.3.2.1 Call termination by the calling subscriber . 45g311.3.2.2 Call termination by dispatchers . 46g311.3.2.3 Call termination on expiry of no activity timer . 46g311
30、.3.3 Leaving of a dispatcher . 46g311.3.4 Leaving and returning to a voice group call 46g311.3.5 Cell change . 46g311.3.5.1 Listening subscriber 46g311.3.5.2 Talking subscriber . 47g311.3.5.3 Dispatcher . 47g311.3.6 New calls 47g311.3.7 Uplink and Downlink management 47g311.3.7.1 Uplink transmission
31、 management . 47g311.3.7.1a Transfer of a talking service subscriber to a dedicated connection . 49g311.3.7.1b Release of the dedicated transmission means of a talking service subscriber . 49g311.3.7.2 Mute/Unmute downlink of the talker 49g311.3.7a Signalling procedures for the user plane . 54g311.3
32、.7a.1 Group call re-establishment by the BSS 54g311.3.8 Overview of signalling 54g311.3.9 Short Message Service (SMS) 122g311.3.9.1 Delivering SMS to the voice group call 122g311.3.9.2 Point-to-point short message during an ongoing voice group call 124g3ETSI ETSI TS 143 068 V15.0.0 (2018-07)53GPP TS
33、 43.068 version 15.0.0 Release 1511.4 Functional requirement of Anchor MSC 125g311.5 Functional requirement of Relay MSC . 139g311.5A Functional requirement of group call serving MSC (within a RANflex pool) . 152g311.5B Functional requirement of VMSC (within a RANflex pool) 160g311.6 Functional requ
34、irement of GCR . 163g311.7 Functional requirement of VLR . 173g312 Content of messages . 177g312.1 Messages on the B-interface (MSC-VLR) . 178g312.1.1 Allocate Group Call Number 178g312.1.2 Allocate Group Call Number ack . 178g312.1.3 Allocate Group Call Number negative response . 178g312.1.4 Releas
35、e Group Call Number . 178g312.1.5 Send Group Call Info 178g312.1.6 Send Group Call Info ack . 178g312.1.7 Send Group Call Info negative response . 179g312.2 Messages on the E-interface (MSC-MSC) . 179g312.2.1 Prepare Group Call . 179g312.2.2 Prepare Group Call ack . 179g312.2.3 Prepare Group Call ne
36、gative response 179g312.2.4 Send Group Call End Signal . 180g312.2.5 Forward Group Call Signalling . 181g312.2.6 Process Group Call Signalling 181g312.2.7 MT Forward Short Message for VGCS Request 182g312.2.8 MT Forward Short Message for VGCS Response 182g312.2.9 Send Group Call Info 183g312.2.10 Se
37、nd Group Call Info ack . 183g312.2.11 Send Group Call Info negative response . 184g312.3 Messages on the I-interface (MSC-GCR) 184g312.3.1 GCR Interrogation 184g312.3.2 GCR Interrogation ack 186g312.3.3 GCR interrogation negative response . 186g312.3.4 Call released 187g312.3.5 GCR SMS Interrogation
38、 . 187g312.3.6 GCR SMS Interrogation Response . 187g312.4 Messages on the GCR - GCR interface 188g312.4.1 Sync GCR . 188g312.4.2 Sync GCR ack . 188g312.4.3 Sync GCR negative response 188g313 List of system parameters . 188g313.1 Timers 188g313.1.1 Txx 188g313.1.2 T1 189g313.1.3 T2 189g313.1.4 Tbb 18
39、9g313.1.5 Ttv . 189g313.1.6 Tast . 189g313.1.7 T3 189g3Annex A (informative): Change History 191g3History 197g3ETSI ETSI TS 143 068 V15.0.0 (2018-07)63GPP TS 43.068 version 15.0.0 Release 15Foreword This Technical Specification has been produced by the 3rdGeneration Partnership Project (3GPP). The c
40、ontents 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 version number as fo
41、llows: 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, corrections, updates, et
42、c. z the third digit is incremented when editorial only changes have been incorporated in the document. ETSI ETSI TS 143 068 V15.0.0 (2018-07)73GPP TS 43.068 version 15.0.0 Release 151 Scope The present document specifies the stage two description of the Voice Group Call Service (VGCS) which allows
43、speech conversation of a predefined group of service subscribers in half duplex mode on the radio link taking into account multiple subscribers involved in the group call per cell. 2 References The following documents contain provisions which, through reference in this text, constitute provisions of
44、 the present document. - References are either specific (identified by date of publication, edition number, version number, etc.) or non-specific. - 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
45、a 3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same Release as the present document. 1 Void. 1a 3GPP TR 21.905: “Vocabulary for 3GPP Specifications“. 2 3GPP TS 42.068: “Voice Group Call Service (VGCS); Stage 1“. 3
46、3GPP TS 43.022: “Functions related to Mobile Station (MS) in idle mode“. 4 3GPP TS 23.067: “enhanced Multi-Level Precedence and Pre-emption service (eMLPP); Stage 2“. 5 3GPP TS 44.018: “Mobile radio interface layer 3 specification; Radio Resource Control Protocol“. 6 3GPP TS 45.008: “Radio subsystem
47、 link control“. 7 3GPP TS 24.008: “Mobile radio interface Layer 3 specification; Core network protocols; Stage 3“. 8 ITU-T Recommendation E.164: “The international public telecommunication numbering plan“. 9 3GPP TS 42.009(Rel-4): “Security aspects“. 10 3GPP TS 43.020: “Security related network func
48、tions“. 11 3GPP TS 44.068: “Group Call Control (GCC) protocol“. 12 3GPP TS 22.083: “Call Waiting (CW) and Call Hold (HOLD) supplementary services; Stage 1“. 13 3GPP TS 29.002: “Mobile Application Part (MAP) specification“. 14 3GPP TS 23.040: “Technical realization of the Short Message Service (SMS)“
49、. 15 3GPP TS 24.011: “Point-to-Point (PP) Short Message Service (SMS) support on mobile radio interface“. 16 3GPP TS 28.062: “Inband Tandem Free Operation (TFO) of Speech Codecs; Service Description; Stage 3“. 17 3GPP TS 23.236: “Intra-domain connection of Radio Access Network (RAN) nodes to multiple Core Network (CN) nodes“. 18 3GPP TS 23.018: “Basic call handling; Technical realization“. 19 ETSI TS 103 389: “Usage of Session Initiation Protocol (SIP) on the Network Switching Subsystem (NSS) to Fixed Terminal Subsystem (
