フリー問題

問題文

Some of the ways of carrying speech across a network are only in part borne by computers. What does the guidance say stands in the middle of such a way?

選択肢

1. A server that turns the traffic between the computer network and the standard phone one, and the rest of the ways are borne by computers from the one end to the hub.
2. A server that turns the traffic between the computer network and the standard postal one, and the rest of the ways are borne by computers from the one end to the hub.
3. A server that turns the traffic between the computer network and the standard phone one, and the rest of the ways are borne by computers from the one end to the other.
4. A server that turns the traffic between the computer network and the standard postal one, and the rest of the ways are borne by computers from the one end to the other.