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Glossary
A
Active Profile
A nonvolatile configuration area containing the most recently
saved configuration options. Any changes made to configuration
options can be saved by issuing a &W command.
analog signal
A type of signal used to transmit data over telephone lines.
Answer mode
The modem is in a state where it is ready to receive an incoming
call. For example, an ATA (Answer) command has been issued
to place the modem into online answer mode. The modem has
been forced off-hook and is generating an answer tone,
beginning the handshaking process with the calling modem.
asynchronous transmission
A data transmission that is synchronized by a transmission start
bit at the beginning of a character (five to eight bits) and one or
more stop bits at the end.
AT command set
A group of commands, issued from an asynchronous computer,
that allows control of the modem while in Command mode. All
commands must begin with the characters AT and end with a
carriage return.
AT command string
This consists of several AT commands issued at once. The
string is preceded with an AT prefix.
Issue 1 November 1994
GL-1
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