Content for TS 24.379 Word version: 18.1.0
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10 Group call p. 235
10.0 General p. 235
10.1 On-network group call p. 235
10.1.1 Prearranged group call p. 235
10.1.1.1 General p. 235
10.1.1.2 MCPTT client procedures p. 235
10.1.1.2.1 On-demand prearranged group call p. 235
10.1.1.2.1.1 Client originating procedures p. 235
10.1.1.2.1.3 MCPTT upgrade to in-progress emergency or imminent peril p. 239
10.1.1.2.1.4 MCPTT in-progress emergency cancel p. 240
10.1.1.2.1.5 MCPTT in-progress imminent peril cancel p. 241
10.1.1.2.1.6 MCPTT client receives SIP re-INVITE request p. 242
10.1.1.2.2 Prearranged group call using pre-established session p. 244
10.1.1.2.3 End group call p. 244
10.1.1.2.3.1 Client originating procedures on-demand p. 244
10.1.1.2.3.2 Client originating procedures using pre-established session p. 244
10.1.1.2.3.3 Client terminating procedures p. 245
10.1.1.2.4 Rejoin procedure p. 245
10.1.1.3 Participating MCPTT function procedures p. 245
10.1.1.3.1 Originating procedures p. 245
10.1.1.3.1.1 On demand prearranged group call p. 245
10.1.1.3.1.2 Prearranged group call using pre-established session p. 249
10.1.1.3.1.3 Reception of a SIP re-INVITE request from served MCPTT client p. 253
10.1.1.3.2 Terminating Procedures p. 254
10.1.1.3.3 End group call at the originating participating MCPTT function p. 255
10.1.1.3.3.1 Receipt of SIP BYE request for ending group call on-demand p. 255
10.1.1.3.3.2 Receipt of SIP REFER "BYE" request for ending group call using pre-established session p. 255
10.1.1.3.4 End group call at the terminating participating MCPTT function p. 255
10.1.1.3.4.1 Receipt of SIP BYE request for private call on-demand p. 255
10.1.1.3.4.2 Receipt of SIP BYE request when ongoing pre-established session p. 255
10.1.1.3.5 Rejoin procedures p. 255
10.1.1.3.5.1 Originating procedures - on demand prearranged group call p. 255
10.1.1.3.5.2 Originating procedures - prearranged group call using pre-established session p. 255
10.1.1.3.6 Reception of a SIP re-INVITE request for terminating MCPTT client for priority call p. 256
10.1.1.4 Controlling MCPTT function procedures p. 256
10.1.1.4.1 Originating Procedures p. 256
10.1.1.4.1.1 INVITE targeted to an MCPTT client p. 256
10.1.1.4.1.2 INVITE targeted to the non-controlling MCPTT function of an MCPTT group p. 258
10.1.1.4.2 Terminating Procedures p. 259
10.1.1.4.3 End group call at the terminating controlling MCPTT function p. 268
10.1.1.4.4 End group call initiated by the controlling MCPTT function p. 268
10.1.1.4.4.1 General p. 268
10.1.1.4.4.2 SIP BYE request for releasing MCPTT session for a group call p. 268
10.1.1.4.4.3 SIP BYE request toward a MCPTT client p. 268
10.1.1.4.5 Rejoin procedures p. 269
10.1.1.4.6 Late call entry initiated by controlling MCPTT function p. 270
10.1.1.4.7 Receipt of a SIP re-INVITE request p. 270
10.1.1.4.8 Handling of a SIP re-INVITE request for imminent peril session p. 274
10.1.1.5 Non-controlling function of an MCPTT group procedures p. 276
10.1.1.5.1 Originating procedures p. 276
10.1.1.5.2 Terminating procedures p. 276
10.1.1.5.2.1 General p. 276
10.1.1.5.2.2 Initiating a prearranged group call p. 277
10.1.1.5.2.3 Joining an ongoing prearranged group call p. 279
10.1.1.5.2.4 Splitting an ongoing prearranged group call p. 280
10.1.1.5.3 Rejoin procedures p. 280
10.1.1.5.3.1 Terminating procedures p. 280
10.1.1.5.3.2 Late call entry initiated by non-controlling MCPTT function p. 280
10.1.1.5.4 Void
10.1.1.5.5 Initiating a temporary group session p. 280
