Portion of the telephone containing the transmitter and receiver; designed to be hand-held when the telephone is in use.
To directly attach or dedicate a cable or line between units of equipment.
Terminal that in addition to providing a local service, acts as a central processor for a communications network.
A hub is a place of convergence where data arrives from one or more directions and is forwarded out in one or more other directions. Hubs aren’t switches as they have ...
Automatic routing of calls to an idle circuit in a prearranged group w hen the circuit called is busy.
