Public Land Mobile Network

Physical Layer Operations and Maintenance

An output unit that presents data in the form of a two-dimensional graphic representation.

1. Packet Loss Radio,
2. Pulse Link Pepeater.

Abbreviation for physical signaling sublayer.

Of or pertaining to the ability of certain operating systems to automatically (a) detect a new device that has been added to the system, (b) uniquely identify that device, and (c) install the appropriate drivers and system files for that device.
Note 1: Identification is facilitated by means of predetermined identification numbers hard-coded into the device. When the operating system… (Read More →)

An extension to a browser (or other software) for handling special types of data not included in the basic software. [2382-pt.35] Alternate spelling plug-in.

Synonym piston.

1. phase modulation,
2. preventive maintenance,
3. performance monitoring.

Abbreviation for pilot-make-busy. See pilot-make-busy circuit.