Content for TS 24.380 Word version: 18.6.0
6.3 Floor control server procedures
6.3.1 General
6.3.2 Controlling MCPTT function procedures at MCPTT call initialization
6.3.3 MCPTT floor control procedures at MCPTT call release
6.3.4 Floor control server state transition diagram for general floor control operation
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6.3 Floor control server procedures p. 56
6.3.1 General p. 56
6.3.2 Controlling MCPTT function procedures at MCPTT call initialization p. 56
6.3.2.1 General p. 56
6.3.2.2 Initial procedures p. 56
6.3.2.3 Switching from a non-controlling MCPTT function mode to a controlling MCPTT function mode p. 57
6.3.3 MCPTT floor control procedures at MCPTT call release p. 57
6.3.4 Floor control server state transition diagram for general floor control operation p. 58
6.3.4.1 General p. 58
6.3.4.2 State: 'Start-stop' p. 60
6.3.4.2.1 General p. 60
6.3.4.2.2 MCPTT call initialization p. 60
6.3.4.3 State: 'G: Floor Idle' p. 60
6.3.4.3.1 General p. 60
6.3.4.3.2 Enter the 'G: Floor Idle' state p. 61
6.3.4.3.3 Receive Floor Request message (R: Floor Request) p. 62
6.3.4.3.4 Timer T7 (Floor Idle) expired p. 62
6.3.4.3.5 Timer T4 (Inactivity) expired p. 63
6.3.4.3.6 Receive an implicit floor request (R: Implicit floor request) p. 63
6.3.4.3.7 Receive a unicast media stop request (R: Unicast Media Flow Control) p. 63
6.3.4.3.8 Receive a unicast media resume request (R: Unicast Media Flow Control) p. 63
6.3.4.4 State: 'G: Floor Taken' p. 64
6.3.4.4.1 General p. 64
6.3.4.4.2 Enter the 'G: Floor Taken' state p. 64
6.3.4.4.3 Timer T1 (End of RTP media) expired p. 65
6.3.4.4.4 Timer T2 (Stop talking) expired p. 66
6.3.4.4.5 Receive RTP media packets (R: RTP media) p. 66
6.3.4.4.6 Receive Floor Release message (R: Floor Release) p. 66
6.3.4.4.7 Receive Floor Request message with pre-emptive priority (R: pre-emptive Floor Request) p. 66
6.3.4.4.7a Receive Floor Request message multi-talker (R: multi-talker Floor Request) p. 67
6.3.4.4.8 Receive Floor request message from permitted floor participant (R: Floor Request) p. 68
6.3.4.4.9 Timer T20 (Floor Granted) expired p. 69
6.3.4.4.10 Timer T20 (Floor Granted) expired N times p. 69
6.3.4.4.11 Permitted MCPTT client release (R: client release) p. 69
6.3.4.4.12 Receive an implicit floor request (R: Implicit floor request) p. 69
6.3.4.4.13 Receive Queued Floor Requests message (R: Queued Floor Requests) p. 70
6.3.4.4.14 Receive a unicast media stop request (R: Unicast Media Flow Control) p. 71
6.3.4.4.15 Receive a unicast media resume request (R: Unicast Media Flow Control) p. 71
6.3.4.5 State: 'G: pending Floor Revoke' p. 71
6.3.4.5.1 General p. 71
6.3.4.5.2 Enter the 'G: pending Floor Revoke' state p. 72
6.3.4.5.3 Receive RTP media packets (R: RTP media) p. 72
6.3.4.5.4 Receive Floor Release message (R: Floor Release) p. 72
6.3.4.5.5 Timer T3 (Stop talking grace) expired p. 73
6.3.4.5.6 Timer T1 (End of RTP media) expired p. 73
6.3.4.5.7 Receive Floor Queued Cancel Request message (R: Floor Queued Cancel Request) p. 74
6.3.4.5.8 Receive a unicast media stop request (R: Unicast Media Flow Control) p. 74
6.3.4.5.9 Receive a unicast media resume request (R: Unicast Media Flow Control) p. 74
6.3.4.6 In any state p. 74
6.3.4.6.1 General p. 74
6.3.4.6.2 Receive MCPTT call release - 1 p. 74
6.3.4.6.3 Receive an instruction to merge group calls (R: Merge) p. 75
6.3.4.7 State: 'Releasing' p. 75
6.3.4.8 State: 'G: Floor Initialising' p. 75
