Which two choices best describe call signaling and media flows? (Choose two.)
A. A process used to connect two parties calling
B. Audio or video or both transferred between two parties during conversation
C. Protocol for end-to-end users
D. A flow of audio and instant messaging
E. All call control signals being delivered through a channel
F. Data telephony, over a data network such as the Internet
Which two choices best describe call signaling and media flows? (Choose two.)
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Which two choices best describe call signaling and media flows? (Choose two.)
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