Câu 48: 400-007: Cisco Certified Design Expert

Which action must be taken before new VoIP systems are implemented on a network to ensure that the network is ready to handle the traffic?

1. A. Evaluate bandwidth utilization and connection quality — đáp án hiện tại
2. B. Enable special requirements such as direct DID lines on pickup
3. C. Make recommendations to limit the size of the half-open session table on routers
4. D. Check if anomaly detection is enabled for SIP and H.323 on Layer 3 devices