Black Box Mini-Modem V.92 MD1626A, Manual

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MINI-MODEM V.92
Command: &Dn Data Terminal Ready (DTR) Control
Values: n = 0, 1, 2, or 3
Default: 2
Description:
&D0 Modem ignores the true status of the DTR signal
and responds as if it is always on.
&D1 If DTR drops while in on-line data mode, the
modem enters command mode, issues an OK, and
remains connected.
&D2 If DTR drops while in on-line data mode, the
modem hangs up. If the signal is not present, the
modem will not answer or dial.
&D3 If DTR drops, the modem hangs up and resets as if
an ATZ command were issued.
Command: &En XON/XOFF Pacing Control
Values: n = 12 or 13
Default: 12
Description:
&E12 Disables XON/XOFF pacing.
&E13 Enables XON/XOFF pacing. (&K4 must also be
set.) &E13 has no effect if hardware control
(&K3) is selected.
Command: &Fn Load Factory Settings
Values: n = 0
Default: None
Description: &F0 Loads factory settings as active configuration. (See
also the Z command.)
Command: &Gn V.22 bis Guard Tone Control
Values: n = 0, 1, or 2
Default: 0
Description:
&G0 Disables guard tone.
&G1 Sets guard tone to 550 Hz.
&G2 Sets guard tone to 1800 Hz.
Note that the &G command is not used in North
America.
Command:
&Kn Flow Control Selection
Values: n = 0, 3, or 4
Defaults: 3
Description:
&K0 Disables flow control.
&K3 Enables CTS/RTS hardware flow control.
&K4 Enables XON/XOFF software flow control.