1、 ETSI TS 124 581 V14.2.0 (2018-01) LTE; Mission Critical Video (MCVideo) media plane control; Protocol specification (3GPP TS 24.581 version 14.2.0 Release 14) TECHNICAL SPECIFICATION ETSI ETSI TS 124 581 V14.2.0 (2018-01)13GPP TS 24.581 version 14.2.0 Release 14Reference RTS/TSGC-0124581ve20 Keywor
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7、 authorization of ETSI. The copyright and the foregoing restriction extend to reproduction in all media. ETSI 2018. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI logo are trademarks of ETSI registered for the benefit of its Members. 3GPPTM and LTE are trademarks of ETSI registered for
8、 the benefit of its Members and of the 3GPP Organizational Partners. oneM2M logo is protected for the benefit of its Members. GSM and the GSM logo are trademarks registered and owned by the GSM Association. ETSI ETSI TS 124 581 V14.2.0 (2018-01)23GPP TS 24.581 version 14.2.0 Release 14Intellectual P
9、roperty 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-members, and can be found in ETSI SR 000 314: “Intellectual Prop
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13、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 document may refer to technical specifications or reports using t
14、heir 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:/webapp.etsi.org/key/queryform.asp. Modal verbs terminology In the
15、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 provisions). “must“ and “must not“ are NOT allowed in ETSI delivera
16、bles except when used in direct citation. ETSI ETSI TS 124 581 V14.2.0 (2018-01)33GPP TS 24.581 version 14.2.0 Release 14Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 12g31 Scope 13g32 References 13g33 Definitions, symbols and abbreviations . 13g33.1 De
17、finitions 13g33.2 Symbols 14g33.3 Abbreviations . 14g34 General . 15g34.1 MCVideo media plane overview 15g34.1.1 Transmission Control 15g34.1.1.1 General 15g34.1.1.2 On-network transmission and reception control 15g34.1.1.3 Off-network transmission control . 17g34.1.1.4 Determine on-network effectiv
18、e priority . 17g34.1.1.5 Determine off-network effective priority 18g34.2 Internal structure of media plane control entities . 18g34.2.1 Controlling MCVideo function . 18g34.2.2 MCVideo client 20g34.2.3 Participating MCVideo function . 21g34.2.3.1 General 21g34.2.3.2 Internal structure of the partic
19、ipating MCVideo function . 21g34.2.3.3 The roles of the participating MCVideo function . 22g34.2.3.3.1 For the transmission control procedures 22g34.3 The media plane control channel 22g34.3.1 General 22g34.3.2 Control channel realization . 22g34.3.3 Establishing a media plane control channel 22g34.
20、3.3.1 General 22g35 Functional entities 23g35.1 General . 23g35.2 MCVideo client 23g35.2.1 Introduction. 23g35.2.2 Transmission participant in on-network mode 24g35.2.3 Transmission participant in off-network mode . 24g35.3 Controlling MCVideo function 24g35.4 Participating MCVideo function 24g36 On
21、-network transmission control . 25g36.1 General . 25g36.2 Transmission participant procedures 25g36.2.1 Transmission participant procedures at MCVideo session initialization 25g36.2.2 Transmission participant procedures at MCVideo call release . 25g36.2.3 Transmission participant procedures at MCVid
22、eo call modification 26g36.2.4 Transmission participant state transition diagram for basic transmission control operation 26g36.2.4.1 General 26g36.2.4.2 State: Start-stop 27g36.2.4.2.1 General 27g36.2.4.2.2 MCVideo call initiated, originating MCVideo user 27g36.2.4.2.3 MCVideo call established, ter
23、minating MCVideo user . 27g36.2.4.3 State: U: has no permission to transmit . 28g3ETSI ETSI TS 124 581 V14.2.0 (2018-01)43GPP TS 24.581 version 14.2.0 Release 146.2.4.3.1 General 28g36.2.4.3.2 Send Transmission Request message (Click Transmission send button) 28g36.2.4.3.3 Receive Transmission Grant
24、ed message (R: Transmission Granted) 28g36.2.4.3.4 Receive Media reception notification message (R: Media reception notification) 28g36.2.4.4 State: U: pending request to transmit . 29g36.2.4.4.1 General 29g36.2.4.4.2 Receive Transmission rejected message (R: Transmission rejected) 29g36.2.4.4.3 Tim
25、er T100 (Transmission request) expired . 29g36.2.4.4.4 Timer T100 (Transmission Request) expired N times . 29g36.2.4.4.5 Receive Queue Position Info message (R: Queue Position Info) 29g36.2.4.4.6 Receive Transmission Granted message (R: Transmission Granted) 30g36.2.4.5 State: U: has permission to t
26、ransmit 30g36.2.4.5.1 General 30g36.2.4.5.2 Send RTP media packets (S: RTP media) . 30g36.2.4.5.3 Send Transmission end message (Click Transmission end button) . 30g36.2.4.5.4 Receive Transmission end message (R: Transmission end request) 31g36.2.4.5.5 Receive Transmission Revoked message (R: Transm
27、ission Revoked) . 31g36.2.5.5.6 Receive Media reception notification message (R: Media Reception notification) . 31g36.2.4.6 State: U: pending release of transmission 31g36.2.4.6.1 General 31g36.2.4.6.2 Timer T101 (Transmission Release) expired . 31g36.2.4.6.3 Timer T101 (Transmission release) expir
28、ed N times 32g36.2.4.6.4 Receive Transmission End Response message (R: Transmission end response) 32g36.2.4.6.5 Send Transmission End Response message (S: Transmission end response) 32g36.2.4.7 In any state 32g36.2.4.7.1 General 32g36.2.4.7.2 Receive MCVideo call release step 1 (R: MCVideo call rele
29、ase - 1) . 33g36.2.4.8 State: Call releasing . 33g36.2.4.8.1 General 33g36.2.4.8.2 Receive MCVideo call release step 2 (R: MCVideo call release - 2) . 33g36.2.4.9 State: U: queued transmission 33g36.2.4.9.1 General 33g36.2.4.9.2 Receive Queue Position Info message (R: Queue Position Info) 33g36.2.4.
30、9.3 Send Queue Position Request message (S: Queue Position Request) . 34g36.2.4.9.4 Send Transmission cancel request message (S: Transmission Cancel Request) . 34g36.2.4.9.5 Recieve Transmission cancel response message (R: Transmission Cancel Response) . 34g36.2.4.9.6 Recieve Transmission cancel req
31、uest notify message (R: Transmission Cancel Request Notify) . 34g36.2.4.9.7 Timer T102 (Transmission Queue Position Request) expired . 34g36.2.4.9.8 Timer T102 (Transmission Queue Position Request) expired N times . 35g36.2.4.9.9 Receive Transmission Granted message (R: Transmission Granted) 35g36.2
32、.5 Transmission participant state transition diagram for basic reception control operation 35g36.2.5.1 General 35g36.2.5.2 State: Start-stop 36g36.2.5.2.1 General 36g36.2.5.2.2 MCVideo call established, terminating MCVideo user . 37g36.2.5.3 State: U: has no permission to receive . 37g36.2.5.3.1 Gen
33、eral 37g36.2.5.3.2 Receive Media transmission notification (R: Media Transmission Notification) 37g36.2.5.3.3 Send Receive Media Request message (Click video receive button) 37g36.2.5.3.4 Receive Media transmission notification message (R: Media transmission notification) . 38g36.2.5.4 State: U: pen
34、ding request to receive 38g36.2.5.4.1 General 38g36.2.5.4.2 Reception of Receive media response (rejected) message (R: RM response (rejected) . 38g36.2.5.4.3 Timer T103 (Receive media request) expired . 38g36.2.5.4.4 Timer T103 (Receive Media Request) expired N times 38g36.2.5.4.5 Reception of Recei
35、ve media response (granted) message (R: RM response (granted) 39g36.2.5.5 State: U: has permission to receive 39g36.2.5.5.1 General 39g36.2.5.5.2 Receive RTP media packets (R: RTP media) 39g36.2.5.5.3 Media reception end request message (Click video reception end button) 39g36.2.5.5.4 Receive Media
36、reception override notify message (R: Media Rx override notify) . 39g3ETSI ETSI TS 124 581 V14.2.0 (2018-01)53GPP TS 24.581 version 14.2.0 Release 146.2.5.5.5 Receive Media reception end request message (R: MRE request) 40g36.2.5.5.6 Receive Media transmission notification message (R: Media transmis
37、sion notification) . 40g36.2.5.6 State: U: pending reception release . 40g36.2.5.6.1 General 40g36.2.5.6.2 Timer T104 (Receive Media Release) expired 40g36.2.5.6.3 Timer T104 (Receive media release) expired N times 40g36.2.5.6.4 Receive Media Reception End Response message (R: MRE response) 41g36.2.
38、5.6.5 Send Media Reception End Response message (S: MRE response) . 41g36.2.5.7 In any state 41g36.2.5.7.1 General 41g36.2.5.7.2 Receive MCVideo call release step 1 (R: MCVideo call release - 1) . 41g36.2.5.7.3 Receive Transmission end notify message (R: Transmission end notify) . 42g36.3 Transmissi
39、on control server procedures . 42g36.3.1 General 42g36.3.2 Controlling MCVideo function procedures at MCVideo call initialization 42g36.3.2.1 General 42g36.3.2.2 Initial procedures . 42g36.3.3 MCVideo transmission control procedures at MCVideo call release . 43g36.3.4 Transmission control server sta
40、te transition diagram for general transmission control operation 44g36.3.4.1 General 44g36.3.4.2 State: Start-stop 45g36.3.4.2.1 General 45g36.3.4.2.2 MCVideo call initialization . 45g36.3.4.3 State: G: Transmit Idle . 45g36.3.4.3.1 General 45g36.3.4.3.2 Enter the G: Transmit Idle state . 45g36.3.4.
41、3.3 Receive Transmission Media Request message (R: Transmission Media Request) 46g36.3.4.3.4 Timer T2 (Transmit Idle) expired 46g36.3.4.3.5 Timer T1 (Inactivity) expired 47g36.3.4.3.6 Receive an implicit Transmission request (R: Implicit Transmission request) . 47g36.3.4.4 State: G: Transmit Taken .
42、 47g36.3.4.4.1 General 47g36.3.4.4.2 Enter the G: Transmit Taken state 48g36.3.4.4.5 Receive RTP media packets (R: RTP media) 48g36.3.4.4.6 Receive Transmission End Request message (R: Transmission End Request) . 48g36.3.4.4.7A Receive Transmission Media Request message without pre-emptive priority
43、(R: Transmission Media Request) . 49g36.3.4.4.7 Receive Transmission Media Request message with pre-emptive priority (R: pre-emptive Transmission Media Request) . 49g36.3.4.4.8 Receive Transmission request message from permitted transmission participant (R: Transmission Media Request) . 50g36.3.4.4.
44、9 Timer T4 (Transmission Grant) expired 50g36.3.4.4.10 Timer T4 (Transmission Grant) expired N times 50g36.3.4.4.11 Permitted MCVideo client release (R: client release) 50g36.3.4.4.12 Receive an implicit Transmission request (R: Implicit Transmission request) . 50g36.3.4.5 State: G: pending Transmis
45、sion Revoke 51g36.3.4.5.1 General 51g36.3.4.5.2 Enter the G: pending Transmission Revoke state. 51g36.3.4.5.3 Receive RTP media packets (R: RTP media) 51g36.3.4.5.4 Receive Transmission End Request message (R: Transmission End Request) . 51g36.3.4.5.5 Void . 52g36.3.4.5.6 Void . 52g36.3.4.6 In any s
46、tate 52g36.3.4.6.1 General 52g36.3.4.6.2 Receive MCVideo call release - 1 . 52g36.3.4.7 State: Releasing . 52g36.3.4.7.1 General 52g36.3.4.7.2 Receive MCVideo call release - 2 . 52g36.3.5 Transmission control server state transition diagram for basic transmission control operation towards the transm
47、ission participant 53g36.3.5.1 General 53g36.3.5.2 State: Start-stop 55g3ETSI ETSI TS 124 581 V14.2.0 (2018-01)63GPP TS 24.581 version 14.2.0 Release 146.3.5.2.1 General 55g36.3.5.2.2 SIP Session initiated 55g36.3.5.3 State: U: not permitted and Transmit Idle 59g36.3.5.3.1 General 59g36.3.5.3.2 Ente
48、r state U: not permitted and Transmit Idle 59g36.3.5.3.3 Send Media Transmission Notify message (S: Media Transmission Notify) 59g36.3.5.3.4 Receive Transmission Media Request message (R: Transmission Media Request) 59g36.3.5.3.5 Send Transmission Grant message (S: Transmission Grant) . 60g36.3.5.3.
49、6 Send Transmission Reject message (S: Transmission Reject). 60g36.3.5.3.7 Receive Transmission End Request message (R: Transmission End Request) . 60g36.3.5.3.8 Receive RTP media packets (R: media) 61g36.3.5.3.9 Receive an implicit Transmission request (R: Implicit Transmission request) . 61g36.3.5.3.10 Send Transmit Idle message (S: Transmit Idle) . 61g36.3.5.4 State U: not permitted and transmit taken 62g36.3.5.4.1 General 62g36.3.5.4.2 Enter state U: not permitted and Transmit Taken 62g36.3.5.4.3 Send Transmit Idle
