Glossary-8
composite
The lineside signal of a multiplexer that includes all the multiplexed data,
including asynchronous and synchronous data as well as digitized voice. Also
known as a link.
See also
link.
composite link
The line that carries the composite data between units. Also known as a
link.
composite loopback
A diagnostic test that forms the loop at the line side (output) of a multiplexer.
compression
The use of statistical methods to reduce the number of bits transmitted
across a link, thus reducing bandwidth requirements.
conditioning
The
tuning
or addition of equipment to improve the transmission
characteristics or quality of a leased voicegrade line so that it meets
specifications for data transmission. The customer pays a monthly charge for
conditioning.
configuration switch group
See
switch group.
connection
An established data communications path, the process of establishing that
path, or a point of attachment for that path.
connector
An electrical device for making one or more connections.
control character
A nonprinting character used to start, stop, or modify a function.
control signal
A discrete interface signal used to indicate, start, stop, or modify a function.
converter
A device for connecting two items of electrically dissimilar types (example:
RS232 to V.35). Contrast with adapter.
