Modem AT Commands 67
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MODEM AT COMMANDS
The commands provided in the table below are used to control mo-
dems and are provided as a supplemental reference to documentation
that should have been included with your modem or fax/modem.
Basic AT Command Set
Each command, except for “+++” and “A/”, must be preceded by
“AT” and executed when you press the <Enter> key.
Command Var Description
+++ –
Escape to command mode
A/ –
Repeat last command
A –
Answer command
Bn Protocol for 1200 bps connection
0
V.22 mode
1
Bell 212A mode (Default)
Dstring Dial Command
P
Pulse dial, must precede number string
T
Tone dial, must precede number string