9.1.21j MBMS Announcement

3GPP44.018GSM/EDGE Radio Resource Control (RRC) protocolMobile radio interface Layer 3 specificationRelease 16TS

This message is sent on the main DCCH by the network to inform the mobile station about a starting MBMS Session or an ongoing MBMS Broadcast Session with an updated MBMS service area list. See table 9.1.21j.1.

Message type: MBMS ANNOUNCEMENT

Significance: dual

Direction: network to mobile station

Table 9.1.21j.1: MBMS Announcement message content

IEI

Information element

Type / Reference

Presence

Format

Length

RR management Protocol Discriminator

Protocol Discriminator
10.2

M

V

1/2

Skip Indicator

Skip Indicator
10.3.1

M

V

1/2

MBMS Announcement Type

Message Type
10.4

M

V

1

Temporary Mobile Group Identity

TMGI
10.5.6.13

M

LV

4-7

01

MBMS Session Identity

MBMS Session Identity
10.5.2.62

O

TV

2

02

MBMS Counting Channel Description

MPRACH Description
10.5.2.60

O

TLV

3-n

03

MBMS p-t-m Channel Description

MBMS p-t-m Channel Description
10.5.2.58

O

TLV

4-n

04

MBMS Session Parameters List

MBMS Session Parameters List
10.5.2.58a

O

TLV

4-7

05

Restriction Timer

Restriction Timer
10.5.2.61

O

TV

2