Direct Outward Dialing; The ability to dial out directly without having to go through the operator.

Direct Outward Dialing; the reverse of DID: an extension user dials out without switchboard assistance.

Direct Out Dial

Direct Outward Dialing. Allows a PBX, Centrex, or hybrid system user to gain access to the exchange network without the assistance of the attendant.

See Direct Outward Dialing.

Direct Outward Dial. PBX feature that allows telephone stations to access (or not access) an outside dial tone.

Direct Outward Dialing. DOD is a PBX-to-central office trunk. It allows outgoing calls to be placed by PBX stations directly.

Direct Outward Dialing - can only be used to call out and not receive calls.

A feature of a PBX that allows outgoing calls to be dialed directly, without the need of an operator. DSL (DIGITAL SUBSCRIBER LINE) : A service over conventional phone lines that provides simultaneous transmission of voice and data over one twisted pair of wires. Most commonly used today for sharing Internet connections and phone lines.