1、 ETSI TS 122 179 V15.2.0 (2018-07) LTE; Mission Critical Push to Talk (MCPTT) over LTE; Stage 1 (3GPP TS 22.179 version 15.2.0 Release 15) TECHNICAL SPECIFICATION ETSI ETSI TS 122 179 V15.2.0 (2018-07)13GPP TS 22.179 version 15.2.0 Release 15Reference RTS/TSGS-0122179vf20 Keywords LTE ETSI 650 Route
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13、ndorsement 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 document may refer to technical specifications or reports using their 3GPP identitie
14、s, 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:/webapp.etsi.org/key/queryform.asp. Modal verbs terminology In the present document “s
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16、ed in direct citation. ETSI ETSI TS 122 179 V15.2.0 (2018-07)33GPP TS 22.179 version 15.2.0 Release 15Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 8g3Introduction 8g31 Scope 9g32 References 9g33 Definitions and abbreviations . 10g33.1 Definitions . 10g
17、33.2 Abbreviations 12g34 Mission Critical Push To Talk overview 12g34.1 General 12g34.2 Typical use of the MCPTT Service . 13g34.3 Overview of MCPTT Group affiliation, call and transmission . 13g34.4 General handling of requests . 17g34.5 Overview of MCPTT UE and MCPTT User in the MCPTT Service 17g3
18、4.5.1 MCPTT User association to MCPTT UE in on-network mode . 18g34.5.2 MCPTT User and MCPTT UE relationship 18g34.5.3 MCPTT Users accessing the service through non-3GPP access interface . 18g34.5.4 Shareable MCPTT UEs and gateway UEs . 18g34.5.5 MCPTT User association to MCPTT UE in off-network mod
19、e 19g34.6 Overview of MCPTT priorities . 19g34.6.1 MCPTT priority model 19g34.6.2 Generic processing of priority information 21g34.6.3 Handling of MCPTT priority information for Floor control 21g34.6.4 Handling of MCPTT priority information for interactions at the transport layer 21g34.6.5 Handling
20、of MCPTT priority information for interactions with non-3GPP PTT systems . 22g34.6.6 MCPTT priority for Private Call 22g34.7 Overview of MCPTT identifiers . 22g35 MCPTT Service requirements common for on the network and off the network 22g35.1 General group call requirements . 22g35.1.1 General aspe
21、cts 22g35.1.2 Group/status information . 23g35.1.3 Group configuration . 23g35.1.4 Identification 23g35.1.5 Membership/affiliation 23g35.1.6 Group Call administration . 23g35.1.7 Prioritization 23g35.1.8 Charging requirements for MCPTT . 23g35.2 Broadcast Group 24g35.2.1 General Broadcast Group Call
22、 . 24g35.2.2 Group-Broadcast Group (e.g., announcement group) 24g35.2.3 User-Broadcast Group (e.g., System Call) . 24g35.3 Late call entry 24g35.4 Dynamic group management (i.e., dynamic regrouping) 24g35.5 Receiving from multiple MCPTT calls . 24g35.5.1 Overview . 24g35.5.2 Requirements . 25g35.6 P
23、rivate Call 25g35.6.1 Private Call overview. 25g35.6.2 Private Call (with Floor control) general requirements . 25g35.6.3 Private Call (with Floor control) commencement requirements 26g35.6.4 Private Call (with Floor control) termination 26g3ETSI ETSI TS 122 179 V15.2.0 (2018-07)43GPP TS 22.179 vers
24、ion 15.2.0 Release 155.6.5 Private Call (with Floor control) administration 27g35.7 MCPTT priority requirements . 27g35.7.1 Overview . 27g35.7.2 Call types based on priorities . 28g35.7.2.1 MCPTT Emergency Group Call 28g35.7.2.1.1 MCPTT Emergency Group Call requirements . 28g35.7.2.1.2 MCPTT Emergen
25、cy Group Call cancellation requirements 28g35.7.2.2 Imminent Peril group call . 29g35.7.2.2.1 Imminent Peril group call requirements . 29g35.7.2.2.2 Imminent Peril group call cancellation requirements . 29g35.7.2.3 MCPTT Emergency Private Call (with Floor control) . 29g35.7.2.3.1 MCPTT Emergency Pri
26、vate Call (with Floor control) requirements 29g35.7.2.3.2 MCPTT Emergency Private Call (with Floor control) cancellation requirements . 29g35.7.2.4 MCPTT Emergency Alert 30g35.7.2.4.1 MCPTT Emergency Alert requirements . 30g35.7.2.4.2 MCPTT Emergency Alert cancellation requirements. 30g35.8 User ID
27、30g35.9 MCPTT UE management 30g35.10 MCPTT User Profile . 30g35.11 Support for multiple devices . 30g35.12 Location . 30g35.13 Security . 31g35.14 Audio / voice quality . 31g35.15 Interactions between MCPTT Group calls and MCPTT Private Calls (with Floor control) . 32g35.16 Relay requirements 32g35.
28、17 Gateway requirements . 32g35.18 Control and management by Mission Critical Organizations 32g35.18.1 Overview . 32g35.18.2 General requirements . 32g35.18.3 Operational visibility for Mission Critical Organizations 32g35.19 General Administrative groups and users . 32g36 MCPTT Service requirements
29、 specific to on-network use . 33g36.1 General administrative groups and users 33g36.2 MCPTT calls . 33g36.2.1 Commencement modes for MCPTT Group calls. 33g36.2.2 Queuing . 34g36.2.3 Floor control 34g36.2.3.1 General aspects 34g36.2.3.2 Requesting permission to transmit . 34g36.2.3.3 Override . 35g36
30、.2.3.3.1 General aspects . 35g36.2.3.3.2 Override one transmitting Participant 36g36.2.3.3.3 Override simultaneously Transmitting MCPTT Group Members . 36g36.2.3.4 Terminating permission to transmit . 36g36.2.3.5 Transmit time limit . 36g36.2.3.6 Audio cut-in on designated MCPTT Groups . 36g36.2.3.6
31、.1 Overview 36g36.2.3.6.2 Requirements 37g36.2.3.6.3 Requesting permission to transmit . 37g36.2.3.6.4 Terminating permission to transmit 37g36.2.3.6.5 Transmit time limit . 37g36.2.3.7 MCPTT Groups configured for multi-talker control 38g36.2.3.7.1 Overview 38g36.2.3.7.2 General aspects . 38g36.2.3.
32、7.3 Requesting permission to transmit . 38g36.2.3.7.4 Override 38g36.2.4 Call termination . 39g36.3 General requirements 39g36.4 General group call . 40g36.4.1 General aspects 40g36.4.2 Group status/information . 40g3ETSI ETSI TS 122 179 V15.2.0 (2018-07)53GPP TS 22.179 version 15.2.0 Release 156.4.
33、3 Identification 40g36.4.4 Membership/affiliation 40g36.4.5 Membership/affiliation list 40g36.4.6 Authorized user remotely changes another MCPTT Users affiliated and/or Selected MCPTT Group(s) . 40g36.4.6.1 Mandatory change 40g36.4.6.2 Negotiated change 41g36.4.7 Prioritization 41g36.4.8 Relay requi
34、rements 41g36.4.9 Administrative . 41g36.5 Broadcast group . 41g36.5.1 General Broadcast Group Call . 41g36.5.2 Group-Broadcast Group (e.g., announcement group) 41g36.5.3 User-Broadcast Group (e.g., System Call) . 41g36.6 Dynamic group management (i.e., dynamic regrouping) 42g36.6.1 General dynamic
35、regrouping 42g36.6.2 Group Regrouping 42g36.6.2.1 Service description . 42g36.6.2.2 Requirements . 42g36.6.3 Temporary Group-Broadcast Group 42g36.6.4 User regrouping 42g36.6.4.1 Service description . 42g36.6.4.2 Requirements . 43g36.7 Private Call 43g36.7.0 Overview . 43g36.7.1 General requirements
36、 . 43g36.7.2 Administrative . 44g36.7.3 Prioritization 44g36.7.4 Private Call (without Floor control) commencement requirements . 44g36.7.4a Private Call (with Floor control) commencement requirements 45g36.7.5 Private Call (without Floor control) termination . 45g36.7.6 Call back request requiremen
37、ts 45g36.8 MCPTT priority requirements . 45g36.8.1 General . 45g36.8.2 3GPP system access controls . 46g36.8.3 3GPP system admission controls . 46g36.8.4 3GPP system scheduling controls 46g36.8.5 UE access controls . 46g36.8.6 Application layer priorities 46g36.8.6.1 Overview 46g36.8.6.2 Requirement
38、s . 46g36.8.7 Call types based on priorities . 47g36.8.7.1 MCPTT Emergency Group Call requirements . 47g36.8.7.2 MCPTT Emergency Private Call (with Floor control) requirements . 47g36.8.7.3 Imminent Peril group call requirements . 47g36.8.7.4 MCPTT Emergency Alert 47g36.8.7.4.1 Requirements 47g36.8.
39、7.4.2 MCPTT Emergency Alert cancellation requirements. 47g36.9 IDs and aliases . 47g36.10 User Profile management 48g36.11 Support for multiple devices . 48g36.12 Location . 48g36.13 Security . 48g36.13.1 Overview . 48g36.13.2 Cryptographic protocols 48g36.13.3 Authentication 48g36.13.4 Access contr
40、ol 48g36.13.5 Regulatory issues . 49g36.14 Interactions for MCPTT Group Calls and MCPTT Private Calls 49g36.15 Audio MCPTT call performance . 49g36.15.1 General overview . 49g36.15.2 General requirements . 49g3ETSI ETSI TS 122 179 V15.2.0 (2018-07)63GPP TS 22.179 version 15.2.0 Release 156.15.3 MCPT
41、T access time and mouth-to-ear latency 49g36.15.3.1 General overview . 49g36.15.3.2 Requirements . 50g36.15.4 Late call entry performance . 51g36.15.4.1 General overview . 51g36.15.4.2 Requirements . 52g36.15.5 Audio / voice quality 52g36.15.6 Radio Resource Efficiency Performance . 52g36.16 Additio
42、nal services for MCPTT calls 53g36.16.1 Discreet listening capabilities 53g36.16.2 Ambient listening . 53g36.16.2.1 Overview of ambient listening . 53g36.16.2.2 Ambient listening requirements . 53g36.16.2.2.1 General Ambient Listening requirements . 53g36.16.2.2.2 Remotely initiated Ambient Listenin
43、g requirements 53g36.16.2.2.3 Locally initiated Ambient Listening requirements . 53g36.16.3 Remotely initiated MCPTT call . 53g36.16.3.1 Overview . 53g36.16.3.2 Requirements . 54g36.16.4 Recording and audit requirements . 54g36.17 Interaction with telephony services . 54g36.18 Interworking 54g36.18.
44、1 Non-3GPP access . 54g36.18.2 Interworking between MCPTT systems 54g36.18.3 Interworking with non-3GPP PTT systems . 55g36.18.3.1 Overview 55g36.18.3.2 Project 25 . 55g36.18.3.3 TETRA . 56g36.18.3.4 Legacy land mobile radio . 57g36.19 MCPTT coverage extension using ProSe UE-to-Network Relays 57g37
45、MCPTT Service requirements specific to off-network use 58g37.1 Off-network Push To Talk overview . 58g37.2 General off-network MCPTT requirements 59g37.3 Floor control 59g37.3.1 General aspects 59g37.3.2 Requesting permission to transmit . 60g37.3.3 Override . 60g37.3.4 Terminating permission to tra
46、nsmit . 60g37.3.5 Transmit time limit 61g37.4 Call Termination . 61g37.5 Broadcast Group 61g37.6 Dynamic group management (i.e., dynamic regrouping) 61g37.7 MCPTT priority requirements . 61g37.8 Call types based on priorities 61g37.8.1 MCPTT Emergency Group Call requirements 61g37.8.2 MCPTT Emergenc
47、y Group Call cancellation requirements 62g37.8.3 Imminent Peril Call 62g37.8.3.1 Imminent Peril group call requirements . 62g37.8.3.2 Imminent Peril group call cancellation requirements . 62g37.9 Location . 62g37.10 Security . 62g37.11 Audio MCPTT Call performance 62g37.11.1 MCPTT Access time and Mo
48、uth-to-ear latency 62g37.11.1.1 General overview . 62g37.11.1.2 Requirements . 63g37.11.2 Late call entry performance . 63g37.11.2.1 General overview . 63g37.11.2.2 Requirements . 63g37.11.3 Audio / Voice quality . 63g37.12 Off-network MCPTT operations . 63g37.13 Off-network UE functionality . 63g3E
49、TSI ETSI TS 122 179 V15.2.0 (2018-07)73GPP TS 22.179 version 15.2.0 Release 157.14 Switching to off-network MCPTT 64g37.15 Off-network recording and audit requirements . 64g37.16 Off-network UE-to-UE Relay . 64g37.16.1 Private Calls . 64g37.16.2 Group Calls 64g3Annex A (informative): Variables . 65g3Annex A1 (Informative): MCPTT Requirements for MCCoRe . 66g3Annex B (informative): Bibliography . 80g3Annex C (informative): MCPTT scalability guide 81g3Annex D (informative): Change history . 82g3History 85g3ETSI ETSI TS 122 179 V15.2.0 (2018-07)83GPP TS 22.179 version 15
