Network interface device: The physical enclosure that links the HFC network to the nearby home wire is situated at the service endpoint.
A network interface device (NID; also known by a number of other names) is a piece of equipment used in telecommunications to mark the boundary between the carrier's local loop and the customer's premises wiring. Outdoor telephone NIDs also give the subscriber access to the station wiring and act as an easy testing location for the subscriber's internal wiring and loop integrity.
An item of telecommunications equipment called a network interface device (NID; also known by a variety of other names) is used to delineate the space between the carrier's local loop and the customer's premises cabling. In addition to providing the subscriber with access to the station wire, outdoor telephone NIDs also serve as a convenient testing ground for the subscriber's internal wiring and loop integrity.
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