Question: Which reference point is responsible for transporting data channel media between the Data Channel Media Function (either Media Function (MF) or Media Resource Function (MRF)) and the DC Application Server?
Option 1: DC2 - Reference point between the IMS Application Server (IMS AS) and MF
Option 2: MDC2 - Reference point for transport of data channel media between data channel media function and DC Application Server
Option 3: N71/Sh - Reference point between the IMS AS and Home Subscriber Server (HSS)
Option 4: Mr'/Cr - SIP based reference point between IMS AS and MRF
Explanation: The correct answer is MDC2 because it is specifically defined for transporting data channel media between the data channel media function (either MF or MRF) and the DC Application Server, aligning with the question's requirement.