You are the network engineer at domain.com. Your newly appointed TestKing trainee wants to know what a voice gateway is.
What will your reply be?

A.
It isa device thatconnects two dissimilar networks.

B.
It isa device thattransports voice and restricts data.

C.
It isa device thatcan support only a distributed call processing model.

D.
It isa device thatcannot be connected to the traditional PSTN network.