Question: What is the primary purpose of the CSC-23 reference point between the Location Management Server and the MC Gateway Server in a mission-critical service architecture?
Option 1: To manage Quality of Service (QoS) parameters for mission-critical communications
Option 2: To facilitate media transfer for group communications
Option 3: To handle location management related signalling
Option 4: To authenticate User Equipment (UE) for secure access
Explanation: The CSC-23 reference point is specifically defined for handling location management related signalling between the Location Management Server and the MC Gateway Server, crucial in mission-critical services where user/device location is vital, such as in emergency response scenarios.