Content for TS 25.346 Word version: 17.0.0
5 MBMS UTRAN and protocol architecture
6 MBMS Channel Structure
7 MBMS Reception and UE Capability
8 UTRAN Signalling Flows for MBMS
9 Security for MBMS
10 Mobility Procedures for MBMS
11 Resource Management for MBMS
A MBMS Phases in UTRAN
A1 Security for MBMS
A2 MBMS Phase 2
A3 MBMS Phase 3
A4 MBMS Phases and Status Parameters
B MBMS Control Information
$ Change History
5 MBMS UTRAN and protocol architecture p. 10
5.1 MBMS UTRAN architecture principles p. 10
5.1.1 MBMS Service Context in CRNC p. 10
5.1.2 MBMS Session start and MBMS Session Stop p. 11
5.1.3 MBMS Iu bearer p. 11
5.1.4 MBMS Iub bearer p. 12
5.1.5 Mapping of MBMS Iu bearer to p-t-p and p-t-m connections p. 12
5.1.6 UE Linking/De-linking p. 12
5.1.7 RNC Registration p. 14
5.1.8 RNC De-Registration p. 14
5.1.9 CN De-Registration p. 14
5.1.10 URA Linking/De-linking p. 14
5.1.11 IP Multicast Distribution |R8| p. 15
5.2 MBMS Uu Principles p. 15
5.2.1 MBMS Service States in UE p. 15
5.2.2 One PDCP and RLC entity shared among multiple cells within one RNS p. 16
5.2.3 MCCH Information Scheduling p. 16
5.2.4 MBMS Notification p. 17
5.2.5 MBMS Counting p. 18
5.2.6 MBMS Radio Bearer Release in the UE p. 19
5.2.7 MBMS Session Repetition p. 20
5.2.8 MBMS Service Prioritisation p. 20
5.3 Protocol structure p. 21
5.3.1 MBMS User Plane Protocol Stack Architecture p. 21
5.3.2 MBMS Control Plane Protocol Stack Architecture p. 22
5.4 MAC architecture p. 23
6 MBMS Channel Structure p. 25
6.1 Point-to-Point Transmission p. 25
6.2 Point-to-multipoint Transmission p. 25
6.2.1 Logical Channels p. 25
6.2.1.1 MBMS point-to-multipoint Control Channel (MCCH) p. 25
6.2.1.2 MBMS point-to-multipoint Traffic Channel (MTCH) p. 25
6.2.1.3 MBMS point-to-multipoint Scheduling Channel (MSCH) p. 25
6.2.2 Transport Channel p. 26
6.2.3 Physical Channel p. 26
6.2.4 Mapping between channels p. 26
6.2.5 Data Flows through Layer 2 p. 27
6.3 MBMS Notification Indicator Channel p. 27
7 MBMS Reception and UE Capability p. 27
7.1 Selective and Soft Combining for MBMS P-T-M transmission p. 27
7.1A MBMS over a Single Frequency Network (MBSFN) |R7| p. 30
7.1A.1 3.84 / 7.68 MCPS TDD MBMS over a Single Frequency Network (MBSFN) p. 31
7.1A.2 FDD MBMS over a Single Frequency Network (MBSFN) p. 32
7.1A.3 1.28 MCPS TDD MBMS over a Single Frequency Network (MBSFN) p. 32
7.1A.4 3.84 Mcps TDD IMB MBMS over a Single Frequency Network (MBSFN) |R8| p. 33
7.1B MBMS in case of inter-RNC synchronization |R8| p. 34
7.1B.1 Control Plane aspects p. 34
7.1B.1.1 MBMS Parameter Configurations p. 34
7.1B.1.2 MBMS Counting and mode switch coordination p. 34
7.1B.1.3 Control Plane Coordination at MBMS Session Start p. 35
7.1B.1.4 MCCH synchronization in an MBSFN cluster p. 36
7.1B.2 User Plane aspects p. 36
7.2 UE Capability p. 38
7.3 MBMS Reception p. 39
7.3.1 MBMS Reception in RRC Idle Mode p. 39
7.3.2 MBMS Reception in RRC Connected Mode: URA_PCH state p. 39
7.3.3 MBMS Reception in RRC Connected Mode: CELL_PCH state p. 40
7.3.4 MBMS Reception in RRC Connected Mode: CELL_FACH state p. 40
7.3.5 MBMS Reception in RRC Connected Mode: CELL_DCH state p. 40
8 UTRAN Signalling Flows for MBMS p. 41
8.1 MBMS High Level Signalling Scenarios p. 41
8.1.1 Session start p. 41
8.1.2 Joining (during a session) p. 43
8.1.3 Recounting p. 44
8.1.4 Session stop p. 45
8.2 MBMS RNC Signalling Flows p. 45
8.2.1 MBMS Session Start procedure p. 45
8.2.2 MBMS Session Update procedure p. 46
8.2.3 MBMS Session Stop procedure p. 46
8.2.4 RNC Registration procedure p. 47
8.2.5 RNC De-Registration procedure p. 47
8.2.6 CN De-Registration procedure p. 47
8.2.7 MBMS Channel Type Switching over Uu p. 48
8.2.8 MBMS UE Linking p. 48
8.2.9 MBMS UE De-Linking p. 49
8.2.10 MBMS Service Id Request p. 49
8.2.11 MBMS Attach/Detach over Iur p. 50
8.2.12 MBMS Channel Type Reconfiguration over Iur p. 50
8.2.13 Information Exchange over Iur p. 51
8.2.14 MBMS RAB Establishment Indication p. 52
8.2.15 MBMS RAB Release p. 52
8.2.16 MBMS Session Start procedure in case of IP Multicast transport |R8| p. 53
8.2.17 MBSFN MCCH Information |R8| p. 54
8.3 MBMS Uu Signalling Flows p. 54
8.3.1 Broadcast of MBMS System Information p. 54
8.3.2 MBMS Service Information p. 55
8.3.3 MBMS Radio Bearer Information p. 55
8.3.4 MBMS Access Information p. 56
8.3.5 MBMS Neighbouring Cell Information p. 56
8.3.6 MBMS Joined Indication p. 57
8.3.7 MTCH Scheduling Information p. 57
8.3.8 MBMS Change Information p. 58
8.3.9 MBMS P-T-P Modification Request p. 58
8.3.10 MBMS Counting Response p. 59
8.3.11 MBMS Selected Services Information p. 59
9 Security for MBMS p. 59
10 Mobility Procedures for MBMS p. 60
10.1 Use of Periodical Transmission of MBMS Critical Information p. 60
10.2 UE Actions for Mobility p. 60
10.2.1 RRC idle mode p. 60
10.2.2 URA_PCH State p. 61
10.2.3 CELL_PCH p. 61
10.2.4 CELL_FACH p. 62
10.2.5 CELL_DCH State p. 62
11 Resource Management for MBMS p. 63
11.1 MBMS Access Control Procedure p. 63
11.2 Frequency layer Convergence p. 64
11.3 Frequency layer Dispersion p. 64
A MBMS Phases in UTRAN p. 65
A1 Security for MBMS p. 65
A2 MBMS Phase 2 p. 65
A3 MBMS Phase 3 p. 66
A4 MBMS Phases and Status Parameters p. 66
B MBMS Control Information p. 67
$ Change History p. 69
