Câu 82: 300-820: Implementing Cisco Collaboration Cloud and Edge Solutions

Cisco Collaboration endpoints are exchanging encrypted signaling messages. What is one complication in implementing NAT ALG for voice and video devices?

1. A. NAT ALG is not compatible with the H.323 signaling protocol.
2. B. NAT ALG introduces latency in the media path.
3. C. The NAT ALG cannot inspect the contents of encrypted signaling messages. — đáp án hiện tại
4. D. NAT ALG requires the use of NAT reflection, which may not be supported on all firewalls.