Glossary
Cross references are printed in boldface. Cross references with items in the Technical Reference section are printed in italics.
analogue loopback
A modem
analogue 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. These signals are in contrast with digital signals.
answer mode
The mode used by your modem when answering an incoming call from an originating modem. The transmit/receive frequencies are the reverse of the originating modem, which is in originate mode.
application
A computer program designed to perform a specific function, such as word processing or organising data into a spreadsheet.
ARQ
Automatic Repeat reQuest is a general term for a function that automatically allows your modem to detect flawed data and retransmit it. See MNP and V.42.
ASCII
American Standard Code for Information Interchange is a code used to represent letters, numbers, and special characters, such as $, !, and /
asynchronous transmission
Data transmission in which the length of time between transmitted characters may vary. Since the time lapses between transmitted characters are not uniform, the receiving modem must be signaled as to when the data bits of a character begin and then they end. The addition of start/stop bits to each character serves this purpose.
auto answer
In this setting the modem can pick up the phone line when it detects a
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