Question: In an IMS environment with Service Continuity, what is the role of the SCC AS when the Advice of Charge (AOC) service is active?
Option 1: To terminate media sessions for charging limit breaches
Option 2: To manage QoS adjustments based on user plan
Option 3: To deliver charging information during communication to the Controller UE
Option 4: To handle billing for roaming services only
Explanation: When the Advice of Charge (AOC) service is active in an IMS environment with Service Continuity, the primary function of the SCC AS is to provide real-time or near-real-time charging information, ensuring users are kept informed about their accrued charges during ongoing communications.