ETSI TS 123 246 V9.5.0

Nicholas_chen

Contents
Intellectual Property Rights ............................................................................................................................... 2
Foreword ............................................................................................................................................................ 2
Foreword ............................................................................................................................................................ 6
1 Scope ....................................................................................................................................................... 7
2 References ............................................................................................................................................... 7
3 Definitions and abbreviations ................................................................................................................... 8
3.1 Definitions ......................................................................................................................................................... 8
3.2 Abbreviations .................................................................................................................................................... 8
4 MBMS Architecture ................................................................................................................................ 8
4.1 Overview ........................................................................................................................................................... 8
4.2 Reference Architecture Model ......................................................................................................................... 10
4.2.1 GPRS ......................................................................................................................................................... 10
4.2.2 EPS ............................................................................................................................................................ 10
4.3 MBMS Specific Reference points .................................................................................................................... 11
4.3.1 Gmb ........................................................................................................................................................... 11
4.3.1a SGmb ......................................................................................................................................................... 11
4.3.2 Mz .............................................................................................................................................................. 11
4.3.3 Reference Points for Evolved Packet System ............................................................................................. 12
4.4 MBMS Service Provision ................................................................................................................................ 12
4.4.1 MULTICAST MODE ................................................................................................................................ 12
4.4.1.1 Subscription ......................................................................................................................................... 14
4.4.1.2 Service announcement .......................................................................................................................... 14
4.4.1.3 Joining .................................................................................................................................................. 15
4.4.1.4 Session Start ......................................................................................................................................... 15
4.4.1.5 MBMS notification ............................................................................................................................... 15
4.4.1.6 Data transfer ......................................................................................................................................... 15
4.4.1.7 Session Stop ......................................................................................................................................... 15
4.4.1.8 Leaving ................................................................................................................................................ 15
4.4.2 Multicast Mode timeline ............................................................................................................................. 15
4.4.2.1 Period between Service Announcement and Session Start ................................................................... 15
4.4.2.2 Period between Service Announcement and Service Subscription ....................................................... 15
4.4.2.3 Period between Service Announcement and Joining ............................................................................ 16
4.4.2.4 Period between Joining and Session Start ............................................................................................. 16
4.4.2.5 Period between Session Start and First Data Arrival ............................................................................ 16
4.4.2.6 Period between Session Start and Session Stop .................................................................................... 16
4.4.2.7 Session Update ..................................................................................................................................... 16
4.4.3 BROADCAST MODE ............................................................................................................................... 16
4.4.3.1 Service announcement .......................................................................................................................... 18
4.4.3.1a UE local service activation .................................................................................................................... 18
4.4.3.2 Session Start ......................................................................................................................................... 18
4.4.3.3 MBMS notification ............................................................................................................................... 18
4.4.3.4 Data transfer ......................................................................................................................................... 18
4.4.3.5 Session Stop ......................................................................................................................................... 19
4.4.3.6 Session Update ..................................................................................................................................... 19
4.4.4 Broadcast Mode timeline ............................................................................................................................ 19
4.4.4.1 Period between Service Announcement and Session Start ................................................................... 19
4.4.4.2 Period between Session Start and First Data Arrival ............................................................................ 19
4.4.4.3 Period between Session Start and Session Stop .................................................................................... 19



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