Western Telematic Data/FaxModem - Manual (Page 16)

Command Function/Options
&Tn Begins test modes.
&T0 Ends Test in Progress
&T1 Analog Loopback
&T2 Reserved
&T3 Local Digital Loopback
&T4 Enables Remote Digital Loopback
* &T5 Prohibits Remote Digital Loopback
&T6 Initiates Remote Digital Loopback
&T7 Remote Digital with self test and
error detector
&T8 Analog Loopback with self test and
error detector
$Un Sets floor connect speed when &Un is greater than 0.
&Nn is the ceiling connect speed (See &Nn).
* &U0
Disabled
&U1 300 bps
&U2 1200 bps
&U3 2400 bps
&U4 4800 bps
&U5 7200 bps
&U6 9600 bps
&U7 12,000 bps
&U8 14,400 bps
&U9 16,800 bps
&U10 19,200 bps
&U11 21,600 bps
&U12 24,000 bps
&U13 26,400 bps
&U14 28,800 bps
&U15 31,200 bps
&U16 33,600 bps
&Wn Writes current configuration to NVRAM templates.
&W0 Modifies the NVRAM 0 template (Y0)
&W1 Modifies the NVRAM 1 template (Y1)
&Yn Sets break handling.
&Y0 Destructive, but doesn't send break
* &Y1 Destructive, expedited
&Y2 Non-destructive, expedited
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RMM User’s Guide