Synonym macrobend loss.

Data compaction accomplished by substituting an analytical expression for the data to be stored or transmitted.
Note: Examples of curve-fitting compaction are (a) the breaking of a continuous curve into a series of straight line segments and specifying the slope, intercept, and range for each segment and (b) using a mathematical expression, such as a polynomial or a trigonometric function,… (Read More →)

One of an identified group of network-provided enhanced services.
Note: A CLASS group for a given network usually includes several enhanced service offerings, such as incoming-call identification, call trace, call blocking, automatic return of the most recent incoming call, call redial, and selective forwarding and programming to permit distinctive ringing for incoming calls.

1. The person or organization that purchases a Target of Evaluation [ITSEC].
2. The corroboration that the source of data received is as claimed.

In an Integrated Services Digital Network (ISDN), the portion of the ISDN access that a network provider supplies to connect the customer, i.e., subscriber, installation to the network.
Note: Customer access includes those network elements or portions of elements that extend from the access switch to the network interface.

Traffic which is both (a) handled to completion through pulses generated by the customer and (b) for which either a message unit charge, bulk charge or message toll charge is except for that traffic recorded by means of message registers. [47 CFR Pt.36-A]

All telecommunication equipment and wiring on the customer side of the network interface. [T
1. Rpt37-1994]

In network management, a complex that (a) is controlled by a customer and (b) is responsible for, and performs, maintenance for the customer installation.

1. Termination equipment that (a) is located on the customer premises and (b) performs a function that may be integrated into the common carrier equipment.
Note: An example of a customer office terminal is a stand-alone multiplexer located on the customer premises.
2. The digital loop carrier (DLC) multiplexing function that is near the exchange termination (ET) when provided by… (Read More →)

Deprecated term. See customer premises equipment.