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Make/Break Ratio
Modem
Nonvolatile Memory An area of memory inside the modem where the default configuration profile is
Off-Hook
Off-Line Command State - A modem state in which the modem accepts, interprets and executes
On-Hook
On-Line
On-Line State -
On-Line Command State - A modem state in which the modem can accept or execute commands
Parity
PPS
Profile
Protocol
PSK
Pulse Dialing
QAM
Result Codes
RAM
The ratio of the off-hook (make) to on-hook (break) interval is the make/break
ratioin pulse dialing.
A combination of the words MOdulator and DEModulator. Modems transform
digital data into analog signals and back again.
stored. Values recorded in this memory will not be lost when the power is turned
off.
The condition when the modem has picked up the telephone line.
commands from an asynchronous computer or terminal.
The condition when the modem has not picked up the telephone line; the
telephone is hung up.
A carrier signal link with a remote modem has been established; communication
is in progress.
A modem state in which the modem is connected with a remote modem. Data
can be sent or received from the remote modem in this state. No commands will
be accepted from the modem except the escape command which will bring the
modem into the on-line command state.
from an asynchronous computer or terminal while remaining connected with the
remote modem. The user can return the modem to the on-line state by issuing the
AT0n command or put it into the off-line command state by issuing command
such as ATZ or ATH.
An error-checking method by which the modem verifies that the data just sent is
correct.
Pulse per second.
A list of default settings.
A technical specification for serial communications; the protocols supported by
the modem are listed in Appendix B.
Phase Shift Keying.
A dialing form in which each digit is represented by a series of pulses. Rotary
telephones all use pulse dialing.
Quadrature Amplitude Modulation.
The response the modem returns to the screen upon executing a command.
Random Access Memory.
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