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TS 23.246
Multimedia Broadcast/Multicast Service (MBMS) –
Architecture and Functional Description

V18.0.0 (PDF)  2024/03  79 p.
V17.0.0  2022/03  79 p.
V16.1.0  2019/09  79 p.
V15.1.0  2019/09  79 p.
V14.2.0  2017/09  78 p.
V13.3.0  2015/12  70 p.
V12.6.0  2015/09  70 p.
V11.2.0  2015/03  66 p.
V10.3.0  2012/03  67 p.
V9.6.0  2011/12  67 p.
V8.4.0  2009/06  57 p.
V7.4.0  2007/09  55 p.
V6.12.0  2007/06  51 p.
Rapporteur:
Ing. Jarvis, Andre
NOKIA UK R&D Ltd

3GPP 23.246 - Reference Architecture for MBMS

essential Table of Contents for  TS 23.246  Word version:  18.0.0

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List of Figures and Tables

Figure 1aReference architecture for GPRS to support the MBMS bearer service with GERAN and UTRAN
Figure 1bReference architecture for Evolved Packet System with E-UTRAN and UTRAN (MBMS Broadcast Mode only)
Figure 2Phases of MBMS Multicast service provision
Figure 3Timeline example
Figure 4Phases of MBMS broadcast service provision
Figure 5Broadcast service timeline
Figure 5aBM-SC functional structure
Table 1MBMS UE Context
Figure 6MBMS Bearer Context State Model
Table 2MBMS Bearer Context for GPRS
Table 3MBMS Bearer Context for EPS (E-UTRAN/UTRAN) broadcast mode only
Table 6.3.2-1QCI association with UE Categories
Table 6.3.2-2QCI association with UE Categories and coverage level
Figure 7The activation of an MBMS multicast service
Figure 8aSession Start procedure for GERAN and UTRAN for GPRS
Figure 8b.1Session Start procedure for E-UTRAN and UTRAN for EPS
Figure 8b.2Session Start procedure for E-UTRAN for EPS with delayed response
Figure 9MBMS Registration procedure
Figure 10MBMS Session Stop procedure for GERAN and UTRAN for GPRS
Figure 10bMBMS Session Stop procedure for E-UTRAN and UTRAN for EPS
Figure 11MBMS De-Registration Procedure
Figure 12BM-SC initiated MBMS De-Registration Procedure
Figure 13MBMS Multicast Service Deactivation
Figure 13aSession Update procedure
Figure 13bSession Update procedure for GERAN and UTRAN
Figure 13c-1Session Update procedure for EPS with E-UTRAN and UTRAN
Figure 13c-2Session Update procedure for EPS with E-UTRAN with delayed response
Figure 13dMBMS UE Context Synchronisation procedure
Figure 14Inter SGSN Routeing Area Update
Figure 15SRNS Relocation Procedure
Figure 17MBMS Service Request procedure
Figure 18MBMS route optimization for HPLMN provided MBMS services
Figure D.2.1-1Shared MBMS Network architecture with per-PLMN MBMS synchronization area
Figure E-1UE components in Receive Only Mode and Receive Only Mode with independent unicast

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