Question: What happens to Voice Processing functions provided by Media Gateway A (MGW-A) after a handover?
Option 1: They are always retained without modification.
Option 2: They are mandatorily disabled for efficiency.
Option 3: They remain unchanged but with enhanced capabilities.
Option 4: They may be modified or disabled by MGW-A.
Explanation: In the context of telecom networks, handovers involve transferring an ongoing call from one network entity to another. The Voice Processing function can be adjusted post-handover for seamless and efficient call management, allowing Media Gateway A (MGW-A) to adapt voice processing according to new network conditions or requirements after the handover, maintaining call quality and managing network resources effectively.