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Cross references are printed in boldface. Cross
references to items also found in the "Technical
Quick Reference" chapter are printed in italics.
analog loopback
A modem self-test in which data from the
keyboard or an internal test pattern is sent to
the modem's transmitter, turned into analog
form, looped back to the receiver, and
converted back into digital form.
analog signals
A variety of signals and wavelengths that can
be transmitted over communications lines such
as the sound of a voice over the phone line.
answer mode
The mode used by your modem when
answering an incoming call from an originating
modem. The transmit/receive frequencies are
110
GLOSSARY
the reverse of the originating modem, which is
in originate mode.
application
A computer program designed to perform a
specific task or set of tasks. Examples include
word processing and spreadsheet applications.
ARQ
Automatic Repeat reQuest. A function that
allows your modem to detect flawed data and
request that it be retransmitted. See MNP and
V.42.
ASCII
American Standard Code for Information
Interchange. A code used to represent letters,
numbers, and special characters such as $, !,
and /.
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