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User Guide
Command: &Gn V.22bis Guard Tone Control
Values: n = 0, 1, or 2
Default: 0
Description: &G0 Disable guard tone.
&G1 Enable 550 Hz guard tone.
&G2 Enable 1800 Hz guard tone.
Command: &Jn Telephone Jack Control
Values: n = 0 or 1
Default: None
Description: &J0 NA
&J1 NA
*This command is only included for compatibility and performs no
function except to load the S-Register. The parameter value, if valid, is
written S21 bit 1.
Command: &Kn Flow Control Selection
Values: n = 0, 3, 4, 5 or 6
Defaults: 3
Description: &K0 Flow control disabled.
&K3 Enable CTS/RTS hardware flow control.
&K4 Enable XON/XOFF flow control.
&K5 Enable transparent XON/XOFF flow control.
&K6 Enable both RTS/CTS and XON/XOFF flow control.
(Default for fax and voice modes.)
Command: &Ln Leased Line Operation
Values: n = 0
Defaults: None
Description: &L0 NA
*This command requests leased line or dial-up operation. This command
is provided for compatibility only; no mode change is performed, dial-up
operation continues. The OK response is returned for a valid parameter, but
no other action is performed. The parameter value, if valid, is written to
S27 bit 2.