1、 ETSI TS 143 068 V14.0.0 (2017-04) Digital cellular telecommunications system (Phase 2+) (GSM); Voice Group Call Service (VGCS); Stage 2 (3GPP TS 43.068 version 14.0.0 Release 14) TECHNICAL SPECIFICATION GLOBAL SYSTEM FOR MOBILE COMMUNICATIONSRETSI ETSI TS 143 068 V14.0.0 (2017-04)13GPP TS 43.068 ve
2、rsion 14.0.0 Release 14Reference RTS/TSGC-0143068ve00 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、ssociation. ETSI ETSI TS 143 068 V14.0.0 (2017-04)23GPP TS 43.068 version 14.0.0 Release 14Intellectual Property Rights 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 fo
10、r ETSI members and non-members, and can be found in ETSI SR 000 314: “Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (http
11、s:/ipr.etsi.org/). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essen
12、tial to the present document. Foreword This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP). The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or GSM identities. These should be interpre
13、ted as being references to the corresponding ETSI deliverables. The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under http:/webapp.etsi.org/key/queryform.asp. Modal verbs terminology In the present document “shall“, “shall not“, “should“, “should not“, “may“, “need not“,
14、 “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 provisions). “must“ and “must not“ are NOT allowed in ETSI deliverables except when used in direct citation. ETSI ETSI TS 143 068 V14.0.0 (2017-04)3
15、3GPP TS 43.068 version 14.0.0 Release 14Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 6g31 Scope 7g32 References 7g33 Definitions and abbreviations . 8g33.1 Definitions 8g33.2 Abbreviations . 9g34 Main concepts 9g34.1 Group definition . 9g34.2 Group con
16、versations . 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 group 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 te
17、rmination . 15g34.2.4 Group call termination 15g34.2.5 Acknowledgements . 15g34.2.6 Transactions between the mobile station and the network 15g34.2.7 Processing 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
18、.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 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 v
19、ia the MSC . 18g34.2.8.4.2 Immediate distribution by the BSC . 19g35 General architecture . 19g35.1 Group Call Register (GCR) 19g35.2 Voice group call responsibility . 24g35.3 RANflex configuration with group call redundancy 24g35.3.1 MSC selection in a RANflex configuration with group call redundan
20、cy . 24g35.3.2 GCR synchronization in a RANflex configuration with group call redundancy 25g35.3.3 GCR Restoration in a RANflex configuration with group call redundancy . 25g36 Compatibility issues . 26g37 Transmission 26g37.1 Transmission architecture . 26g37.1a Transmission architecture A interfac
21、e circuit sharing . 27g37.1a.1 Transmission architecture General 27g37.1a.2 Transmission architecture Control Plane . 27g37.1a.3 Transmission architecture User Plane 27g37.1b Transmission architecture A interface link sharing . 28g37.1b.1 Transmission architecture General 28g37.1b.2 Transmission arc
22、hitecture Control Plane . 28g37.1b.3 Transmission architecture User Plane 28g37.2 Radio channels . 28g37.3 Data confidentiality 30g3ETSI ETSI TS 143 068 V14.0.0 (2017-04)43GPP TS 43.068 version 14.0.0 Release 148 Information storage 32g38.1 Information stored in the GCR . 32g38.1.1 Information used
23、for routing of service subscriber originated voice group calls 32g38.1.2 Static Group call attributes . 33g38.1.2.1 Group call area 34g38.1.2.2 Dispatcher identities 34g38.1.2.3 No activity time . 34g38.1.2.4 Priorities 35g38.1.3 Transient Group Call Attributes 35g38.1.3.0 General 35g38.1.3.1 Group
24、Call Status Information 35g38.1.3.2 Initial Talker Information 35g38.2 Information managed per subscriber 35g38.2.1 Stored in the HLR . 35g38.2.2 Stored in the VLR . 36g38.2.3 Stored in the SIM 36g38.2.3a Stored in the USIM . 36g38.3 Information used for routing of dispatcher originated voice group
25、calls 36g39 Identities . 36g39.1 Elementary identities for group calls 36g39.2 Use of identities in the network 38g310 Operation and maintenance aspects . 40g311 Function and information flows . 40g311.1 Group management 40g311.2 Group membership management 40g311.3 Call management 40g311.3.1 Call e
26、stablishment . 40g311.3.1.1 Service subscriber call establishment 40g311.3.1.1.1 Initial stage 40g311.3.1.1.2 Establishment of the transmission means 42g311.3.1.1.3 Release of the dedicated transmission means of the calling service subscriber. 44g311.3.1.1.4 Release of the dedicated transmission mea
27、ns of mobile stations responding to a notification 44g311.3.1.1.5 void 44g311.3.1.1.6 void 44g311.3.1.2 Dispatcher call establishment 44g311.3.1.3 Notification procedures . 45g311.3.1.4 Destination service subscribers . 47g311.3.1.5 Destination dispatchers . 47g311.3.2 Call release 47g311.3.2.1 Call
28、 termination by the calling subscriber . 47g311.3.2.2 Call termination by dispatchers . 48g311.3.2.3 Call termination on expiry of no activity timer . 48g311.3.3 Leaving of a dispatcher . 48g311.3.4 Leaving and returning to a voice group call 48g311.3.5 Cell change . 49g311.3.5.1 Listening subscribe
29、r 49g311.3.5.2 Talking subscriber . 49g311.3.5.3 Dispatcher . 49g311.3.6 New calls 49g311.3.7 Uplink and Downlink management 50g311.3.7.1 Uplink transmission management . 50g311.3.7.1a Transfer of a talking service subscriber to a dedicated connection . 51g311.3.7.1b Release of the dedicated transmi
30、ssion means of a talking service subscriber . 51g311.3.7.2 Mute/Unmute downlink of the talker 52g311.3.7a Signalling procedures for the user plane . 57g311.3.7a.1 Group call re-establishment by the BSS 57g311.3.8 Overview of signalling 57g311.3.9 Short Message Service (SMS) 128g311.3.9.1 Delivering
31、SMS to the voice group call 128g311.3.9.2 Point-to-point short message during an ongoing voice group call 130g3ETSI ETSI TS 143 068 V14.0.0 (2017-04)53GPP TS 43.068 version 14.0.0 Release 1411.4 Functional requirement of Anchor MSC 131g311.5 Functional requirement of Relay MSC . 145g311.5A Functiona
32、l requirement of group call serving MSC (within a RANflex pool) . 158g311.5B Functional requirement of VMSC (within a RANflex pool) 166g311.6 Functional requirement of GCR . 169g311.7 Functional requirement of VLR . 179g312 Content of messages . 183g312.1 Messages on the B-interface (MSC-VLR) . 184g
33、312.1.1 Allocate Group Call Number 184g312.1.2 Allocate Group Call Number ack . 184g312.1.3 Allocate Group Call Number negative response . 184g312.1.4 Release Group Call Number . 184g312.1.5 Send Group Call Info 184g312.1.6 Send Group Call Info ack . 184g312.1.7 Send Group Call Info negative respons
34、e . 185g312.2 Messages on the E-interface (MSC-MSC) . 185g312.2.1 Prepare Group Call . 185g312.2.2 Prepare Group Call ack . 185g312.2.3 Prepare Group Call negative response 185g312.2.4 Send Group Call End Signal . 186g312.2.5 Forward Group Call Signalling . 187g312.2.6 Process Group Call Signalling
35、187g312.2.7 MT Forward Short Message for VGCS Request 188g312.2.8 MT Forward Short Message for VGCS Response 188g312.2.9 Send Group Call Info 189g312.2.10 Send Group Call Info ack . 189g312.2.11 Send Group Call Info negative response . 190g312.3 Messages on the I-interface (MSC-GCR) 190g312.3.1 GCR
36、Interrogation 190g312.3.2 GCR Interrogation ack 192g312.3.3 GCR interrogation negative response . 192g312.3.4 Call released 193g312.3.5 GCR SMS Interrogation . 193g312.3.6 GCR SMS Interrogation Response . 193g312.4 Messages on the GCR - GCR interface 194g312.4.1 Sync GCR . 194g312.4.2 Sync GCR ack .
37、 194g312.4.3 Sync GCR negative response 194g313 List of system parameters . 194g313.1 Timers 194g313.1.1 Txx 194g313.1.2 T1 195g313.1.3 T2 195g313.1.4 Tbb 195g313.1.5 Ttv . 195g313.1.6 Tast . 195g313.1.7 T3 195g3Annex A (informative): Change History 197g3History 203g3ETSI ETSI TS 143 068 V14.0.0 (20
38、17-04)63GPP TS 43.068 version 14.0.0 Release 14Foreword This Technical Specification has been produced by the 3rdGeneration Partnership Project (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 modi
39、fy 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 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
40、approved document under change control. y the second digit is incremented for all changes of substance, i.e. technical enhancements, corrections, updates, etc. z the third digit is incremented when editorial only changes have been incorporated in the document. ETSI ETSI TS 143 068 V14.0.0 (2017-04)7
41、3GPP TS 43.068 version 14.0.0 Release 141 Scope The present document specifies the stage two description of the Voice Group Call Service (VGCS) which allows speech conversation of a predefined group of service subscribers in half duplex mode on the radio link taking into account multiple subscribers
42、 involved in the group call per cell. 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
43、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
44、se 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 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 ser
45、vice (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 link control“. 7 3GPP TS 24.008: “Mobile radio interface Layer 3 specification; Core network protocols; Stage 3“. 8 ITU-T Recommendation E.164
46、: “The international public telecommunication numbering plan“. 9 3GPP TS 42.009(Rel-4): “Security aspects“. 10 3GPP TS 43.020: “Security related network functions“. 11 3GPP TS 44.068: “Group Call Control (GCC) protocol“. 12 3GPP TS 22.083: “Call Waiting (CW) and Call Hold (HOLD) supplementary servic
47、es; 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)“. 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 Fre
48、e 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 P
49、rotocol (SIP) on the Network Switching Subsystem (NSS) to Fixed Terminal Subsystem (FTS) interface for GSM Operation on Railways“. ETSI ETSI TS 143 068 V14.0.0 (2017-04)83GPP TS 43.068 version 14.0.0 Release 143 Definitions and abbreviations 3.1 Definitions For the purposes of the present document, the terms and definitions given in 3GPP TS 42.068 and the following apply: group call anchor MSC: the MSC responsible for managing and maintaining a particular voice group call. The group call anchor MSC is determined as the o
