Question: What does the value of 0 indicate for the MBMS-Session-Repetition-Number AVP in an MBMS transmission session on the Gmb interface?
Option 1: The retransmission sequence number of a session
Option 2: The last transmission of a session
Option 3: An error in the transmission session
Option 4: The first transmission of a session
Explanation: According to the specification, the value 0 for the MBMS-Session-Repetition-Number AVP indicates the first transmission of a session. This is an important detail in understanding how MBMS sessions are managed and transmitted over the Gmb interface.