Digital __________ line provides high speed digital data transmission over standard telephone lines using broadband modem technology, allowing both Internet and telephone services to work over the same phone lines.
It offers high-speed digital data distribution through standard modulation technology. These telephone lines do not have the same networks and Internet connections.
It is a medium, that transfers digital signals via standard telephone lines.
It one of the most common methods, in which ISPs include high-speed internet service together with optic fiber.