Abbreviation for numerical aperture.

Used in thousands-block number pooling to describe a reservoir of unassigned thousands-blocks administered by the Pooling Administrator for purposes of assignment to certified service providers participating in thousands-block number pooling.

Abbreviation for signal-plus-noise-to-noise ratio.

A logical administrative domain interacting with the networks, HW devices, SW components, protocols, and data infrastructure as required for proper Service operation, management, and billing.

Also known as Home Network End-Devices (HNED), Home Network Device (HND), Consumer Equipment (CE), terminal, and physical device. A piece of HW equipment running its SW and attached to a Home Network and being identified by a GUID - e.g., a MAC address. A single Device can be used by one or more Users.

1. A top-level domain name-suffix originally intended to designate commercial entities such as corporations and companies.
2. A filename suffix indicating an executable file.
Note: Usually, ". com" programs are smaller and simpler than programs with the ". exe" suffix.

Abbreviation for file name extension. A label that identifies an enhanced text file format used by some digests and electronic publications. [Bahorsky]

A file-name extension that identifies a Motion Picture Experts Group (MPEG) audio file. [Bahorsky]

The computer file-name extension that identifies a Motion Picture Experts Group (MPEG) video file. See M-PEG. [Bahorsky]

See M-PEG.