Cisco Collaboration endpoints are exchanging encrypted signaling messages.
What is one major complication in implementing NAT ALG for voice and video devices?
A . Internal endpoints cannot use addresses from the private address space.
B . The NAT ALG cannot inspect the contents of encrypted signaling messages.
C . NAT ALG introduces jitter in the voice path.
D . Source addresses cannot provide the destination addresses that remote endpoints should use for return packets.
Answer: B
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