A frame transferred from a source user to a destination user other than the intended destination user. It is considered inconsequential whether the information is correct or incorrect in content. [T1.615-1992]

Synonym payload.

In ADPCM (adaptive differential pulse code modulation), the condition in which the internal state variables of the encoder and the decoder are not the same. [T1.310-1991]

1. A nonlinear analog circuit or device that accepts as its input two different frequencies (signals) and presents at its output (a) a signal equal in frequency to the sum of the frequencies of the input signals, (b) a signal equal in frequency to the difference between the frequencies of the input signals, and (c) if they are not filtered… (Read More →)

See heterodyne, mixer.

Abbreviation for multipoint junction unit. Equipment used by the service provider to perform the bridging functions for multipoint service. [T
1. Rpt39-1995]

Multicast Listener Discovery

An ANSI Tl.224 operation mode that uses the MLP Channel to transfer data. ANSI Tl.224 data sent on the MLP channel is broadcast to all other ANSI T1.224 capable terminals. [After T1.80
0. 08-1995]

Abbreviation for multilevel precedence and preemption.

A patching facility designed for patching and monitoring of digital data circuits at rates exceeding 3 Mb/s.