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Glossary
Glossary-53810-A2-GB30-20 November 1996
digital signal
A signal composed of only two discrete values, representing the binary digits 0 and 1.
directory location Nonvolatile memory that stores up to ten telephone numbers. Each directory location can
have up to 40 characters entered.
DOC Canadian Department of Communication.
download A process that transfers modem firmware from a locally attached PC to a modem or
allows the cloning of firmware from a local modem to a remote modem. Also, the
process of moving data from a host computer to an attached computer.
DTE The equipment (Data Terminal Equipment), such as a computer or terminal, that
provides data in the form of digital signals.
edit area A temporary work area used to view and change configuration options from the DCP
without impacting modem operation. The edit area can be loaded from one of five
configuration option areas, Active (Operating), Active (Saved), Customer 1, Customer 2,
or Factory.
EIA Electronic Industries Association. This organization provides standards for the data
communications industry.
EIA-232-D An Electronic Industries Association’s standard defining the 25-position interface
between data terminal equipment and data communications equipment.
EIA RS-366-A An Electronic Industries Association’s standard defining the 25-position interface
between data terminal equipment and data communications automatic calling equipment.
EPROM Erasable programmable read-only memory.
error control An algorithm used to correct data transmission errors.
escape sequence
Default setting is +++. This sequence lets you switch your modem from Data mode to
Command mode.
extended r
esult codes
An asynchronous message (in either numbers or words) that includes VF data rate and
error control information the modem sends to the DTE after executing or trying to
execute a command.
fax modem A modem capable of emulating some features of a fax machine. Working under the
control of fax software, a fax modem can communicate with a fax machine or with
another fax modem.
fax software A program or system of programs installed on a computer that allow a fax modem to
send and receive facsimile images.
FCC
Federal Communications Commission. Board of Commissioners that regulates all
interstate and foreign electrical communication systems that originate from the United
States.
full-duplex Simultaneous, two-way communications.
function key One of three keys on the DCP that allows you to select or increment an LCD entry.
Function keys are labeled F1, F2, and F3.