Content for TS 43.069 Word version: 18.0.0
5 General architecture
6 Compatibility issues
7 Transmission
8 Information storage
9 Identities
10 Operation and maintenance aspects
11 Function and information flows
12 Content of messages
13 List of system parameters
$ Change History
5 General architecture p. 13
5.1 Group Call Register (GCR) p. 13
5.2 Voice broadcast call responsibility p. 18
5.3 RANflex configuration with group call redundancy |R11| p. 18
6 Compatibility issues p. 19
7 Transmission p. 20
7.1 Transmission architecture p. 20
7.1a Transmission architecture - A interface circuit sharing |R7| p. 20
7.1a.1 Transmission architecture - general p. 20
7.1a.2 Transmission architecture - control plane p. 20
7.1a.3 Transmission architecture - user plane p. 20
7.1b Transmission architecture - A interface link sharing |R7| p. 21
7.1b.1 Transmission architecture - general p. 21
7.1b.2 Transmission architecture - control plane p. 21
7.1b.3 Transmission architecture - user plane p. 21
7.2 Radio channels p. 21
7.3 Data confidentiality p. 22
8 Information storage p. 23
8.1 Information stored in the GCR p. 23
8.1.1 Information used for routing of service subscriber originated voice broadcast calls p. 23
8.1.2 Static Broadcast call attributes p. 24
8.1.3 Transient G roup Call Attributes |R7| p. 25
8.2 Information managed per subscriber p. 26
8.2.1 Stored in the HLR p. 26
8.2.2 Stored in the VLR p. 26
8.2.3 Stored in the SIM p. 26
8.2.3a Stored in the USIM |R6| p. 26
8.3 Information used for routing of dispatcher originated broadcast calls p. 27
9 Identities p. 27
10 Operation and maintenance aspects p. 30
11 Function and information flows p. 30
11.1 Broadcast function management p. 30
11.2 Group membership management p. 30
11.3 Call management p. 30
11.3.1 Call establishment p. 30
11.3.1.1 Service subscriber call establishment p. 30
11.3.1.1.1 Initial stage p. 30
11.3.1.1.2 Establishment of the transmission means p. 32
11.3.1.1.3 Release of the dedicated transmission means of mobile stations responding to a notification p. 33
11.3.1.2 Dispatcher call establishment p. 33
11.3.1.3 Notification procedures p. 34
11.3.1.4 Destination service subscribers p. 36
11.3.1.5 Destination dispatchers p. 36
11.3.2 Call release p. 36
11.3.2.1 Call termination by the calling subscriber |R5| p. 36
11.3.2.2 Call termination by dispatchers |R5| p. 36
11.3.3 Leaving of a dispatcher p. 36
11.3.4 Leaving and returning to a voice broadcast call of a service subscriber p. 37
11.3.5 Cell change p. 37
11.3.5.1 Listening subscriber p. 37
11.3.5.2 Calling service subscriber p. 37
11.3.5.3 Dispatcher p. 37
11.3.6 New calls p. 37
11.3.7 Uplink transmission management p. 38
11.3.7a Signalling procedures for the user plane |R7| p. 38
11.3.8 Overview of signalling p. 38
11.4 Functional requirement of Anchor-MSC p. 62
11.5 Functional requirement of Relay-MSC p. 69
11.5A Functional requirement of group call serving MSC (within a RANflex pool) |R7| p. 74
11.5B Functional requirement of VMSC (within a RANflex pool) |R7| p. 77
11.6 Functional requirement of GCR p. 80
11.7 Functional requirement of VLR p. 90
12 Content of messages p. 92
12.1 Messages on the B interface (MSC-VLR) p. 92
12.1.1 Allocate Group Call Number p. 92
12.1.2 Allocate Group Call Number ack p. 92
12.1.3 Allocate Group Call Number negative response p. 93
12.1.4 Release Group Call Number p. 93
12.2 Messages on the E interface (MSC-MSC) p. 93
12.2.1 Prepare Group Call p. 93
12.2.2 Prepare Group Call ack p. 93
12.2.3 Prepare Group Call negative response p. 93
12.2.4 Send Group Call End Signal p. 94
12.2.5 Send Group Call Info |R7| p. 94
12.2.6 Send Group Call Info ack |R7| p. 94
12.2.7 Send Group Call Info negative response |R7| p. 94
12.3 Messages on the I interface (MSC-GCR) p. 95
12.3.1 GCR Interrogation p. 95
12.3.2 GCR Interrogation ack p. 96
12.3.3 GCR interrogation negative response p. 97
12.3.4 Call released p. 97
12.4 Messages on the GCR - GCR interface |R11| p. 97
13 List of system parameters |R7| p. 98
13.1 Timers p. 98
$ Change History p. 99
