Content for TS 24.581 Word version: 18.4.0
9 Coding
9.1 Introduction
9.2 Transmission control
9.3 MBMS subchannel control
9.4 MBMS notifications
9.5 MBS subchannel control
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9 Coding p. 143
9.1 Introduction p. 143
9.1.1 General p. 143
9.1.2 RTCP: APP message format p. 144
9.1.3 Application specific data field p. 145
9.1.4 Handling of unknown messages and fields p. 146
9.2 Transmission control p. 146
9.2.1 Introduction p. 146
9.2.2 Transmission control messages p. 146
9.2.2.1 General p. 146
9.2.3 Transmission control specific fields p. 148
9.2.3.1 Introduction p. 148
9.2.3.2 Transmission Priority field p. 149
9.2.3.3 Duration field p. 149
9.2.3.4 Reject Cause field p. 149
9.2.3.5 Queue Info field p. 150
9.2.3.6 User Id of the Transmitting User field p. 150
9.2.3.7 Permission to Request the Transmission field p. 151
9.2.3.8 User ID field p. 151
9.2.3.9 Message Sequence Number field p. 152
9.2.3.10 Message Type field p. 152
9.2.3.11 Transmission Indicator field p. 153
9.2.3.12 Source field p. 153
9.2.3.13 Track Info field p. 154
9.2.3.14 Queued User ID field p. 155
9.2.3.15 Queue Size field p. 155
9.2.3.16 Audio SSRC of Transmitting Participant field p. 155
9.2.3.17 Result p. 156
9.2.3.18 Message Name field p. 156
9.2.3.19 Reception Priority field p. 157
9.2.3.20 MCVideo Group Identity field |R15| p. 157
9.2.3.21 Functional Alias field |R15| p. 158
9.2.3.22 Reception Mode Field |R17| p. 158
9.2.3.23 Video SSRC of the Transmitting User field |R18| p. 159
9.2.4 Transmission Request message p. 159
9.2.5 Transmission Granted message p. 160
9.2.6 Transmission Rejected message p. 162
9.2.7 Transmission Release message p. 163
9.2.8 Transmission Arbitration Taken message p. 164
9.2.9 Transmission Arbitration Released message p. 166
9.2.10 Transmission Revoked message p. 167
9.2.11 Queue Position Request message |R16| p. 168
9.2.12 Queue Position Info message p. 169
9.2.13 Media transmission notification p. 170
9.2.14 Receive media request p. 172
9.2.15 Receive media response p. 173
9.2.16 Media reception notification p. 175
9.2.17 Void
9.2.18 Void
9.2.19 Transmission cancel request notify p. 177
9.2.20 Transmission end request p. 177
9.2.21 Transmission end response p. 178
9.2.22 Remote Transmission request p. 179
9.2.23 Remote Transmission response p. 180
9.2.24 Remote Transmission cancel request p. 181
9.2.25 Remote Transmission cancel response p. 181
9.2.26 Media reception end request p. 182
9.2.27 Media reception end response p. 183
9.2.28 Media reception override notification p. 184
9.2.29 Transmission end notify p. 185
9.2.30 Transmission idle p. 186
9.2.31 Transmission control ack p. 186
9.3 MBMS subchannel control |R15| p. 187
9.3.1 Introduction p. 187
9.3.2 MBMS subchannel control messages p. 188
9.3.3 MBMS subchannel control specific fields p. 188
9.3.3.1 Introduction p. 188
9.3.3.2 MCVideo Group ID field p. 188
9.3.3.3 MBMS Subchannel field p. 188
9.3.3.4 TMGI field p. 190
9.3.3.5 Monitoring state p. 190
9.3.4 Map Group To Bearer message p. 190
9.3.5 Unmap Group To Bearer message p. 191
9.3.6 Application Paging message p. 192
9.3.7 Bearer Announcement message p. 192
9.4 MBMS notifications |R15| p. 193
9.4.1 Introduction p. 193
9.4.2 MBMS notifications control messages p. 193
9.4.3 MBMS notifications control specific fields p. 194
9.4.3.1 Introduction p. 194
9.4.3.2 Status field p. 194
9.4.3.3 Status changing MCVideo User Identity field p. 194
9.4.3.4 Group call ongoing field p. 195
9.4.3.5 Group broadcast alias field p. 195
9.4.3.6 Group regroup alias field p. 196
9.4.4 Group Dynamic Data Notify message p. 197
9.5 MBS subchannel control |R18| p. 198
9.5.1 Introduction p. 198
9.5.2 MBS subchannel control messages p. 198
9.5.3 MBS subchannel control specific fields p. 198
9.5.3.1 Introduction p. 198
9.5.3.2 MCVideo Group ID field p. 198
9.5.3.3 MBS Subchannel field p. 199
9.5.3.4 MBS Session ID field p. 200
9.5.3.5 Monitoring state p. 200
9.5.4 MapGroupToSessionStream message p. 200
9.5.5 UnMapGroupFromSessionStream message p. 201
9.5.6 MBS Application Paging message p. 202
9.5.7 Session Announcement message p. 203
