Toshiba Satellite A100 User Manual page 204

User's Manual
&C0 The state of the carrier from the remote modem is ignored.
DCD circuit is always on.
&C1
DCD turns on when the remote modem's carrier signal is
detected, and off when the carrier signal is not detected
(default).
Result Codes:
n=0,1
OK
ERROR Otherwise
&DnDTR control
This command interprets how the modem responds to the state of the
DTR signal and changes to the DTR signal.
&D0 Ignore. The modem ignores the true status of DTR and treats it
as always on. This should only be used if your communication
software does not provide DTR to the modem
&D1 If the DTR signal is not detected while in on-line data mode,
the modem enters command mode, issues an OK result code,
and remains connected.
&D2 If the DTR signal is not detected while in on-line data mode,
the modem disconnects (default).
&D3 Reset on the on-to-off DTR transition.
Result Codes:
n=0,1,2,3
OK
ERROR Otherwise
&FLoad factory settings
This command loads the configuration stored and programmed at the
factory. This operation replaces all of the command options and the S-
register settings in the active configuration with factory values.
&F Recall factory setting as active configuration.
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