What is the only audio codec that can be used for the call?

Refer to the exhibit.

Endpoint A calls endpoint B.

What is the only audio codec that can be used for the call?
A . G722/8000
B . PCMA/8000
C . Telephone-event/8000
D . G7221/16000

View Answer

Answer: D

Explanation:

Endpoint B Is not supported G722/8000, both endpoint only supported G721/16000.