7.7.84 MBMS Flow Identifier

29.0603GPPGeneral Packet Radio Service (GPRS)GPRS Tunnelling Protocol (GTP) across the Gn and Gp interfaceRelease 17TS

The MBMS Flow Identifier is defined in 3GPP TS 23.246 [26]. In broadcast mode, the MBMS Flow Identifier information element is included in MBMS Session Management messages to differentiate the different sub-sessions of an MBMS user service (identified by the TMGI) providing location-dependent content. The payload shall be encoded as per the MBMS‑Flow-Identifier AVP defined in 3GPP TS 29.061 [27], excluding the AVP Header fields (as defined in IETF RFC 3588 [36], clause 4.1).

Bits

Octets

8

7

6

5

4

3

2

1

1

Type = 185 (Decimal)

2-3

Length (Decimal)

4-n

MBMS Flow Identifier

Figure 7.7.84.1: MBMS Flow Identifier Information Element