ZyXEL Communications Omni 56K II - Manual (Page 69)

Omni 56K II and Omni 56K Plus II User’s Guide
Command Sets 5-23
COMMAND FUNCTION OPTION DEFAULT DESCRIPTION
2: The DCE is off-hook and is
connected to the telephone line.
Power is also provided to the local
phone. The modem is able to
record/play through the local
telephone line.
+VRA Ring back goes away
timer 0 - 255 70 0 : turns off the timer
1-255: Defines the period without
ringback (after at least one ringback
has been detected) in 100 -ms units.
+VRN Ring back never
come timer
0 - 255 10 0 : turns off the timer
1-255: Defines the period without
ringback after dialing in 1 sec units.
+VTX Voice transmit mode N/A N/A Switches to voice transmit mode.
+VSD Silence detection Threshold,
Period (0-
255), (0-
255) 15,70 Threshold:
0: Disable silence detection.
1-255: The smaller the value, the more
sensitive to the silence detection it will
be.
Period:
1-255: The required period of silence
detection before DCE reports the
silence event.
0: Disable silence detection.
Unit: 0.1 second
+VSM Selection of
compression method
4;ZyXEL
ADPCM; 4
Bit;(9600) 4,9600 IMA 4 bit ADPCM.
Sample rate : 9600
+VTS= [x,y,z] Dual Tone
Generation x: 0-3000
Hz
y: 0-3000
Hz
z: 0-
1000(10ms) N/A x: first tone frequency
y: second tone frequency
z: duration in 10ms unit
+VTS= {x,y} DTMF Tone
Generation x:0-9,*,#, A-
D y:0-1000
(10ms) N/A x: DTMF digits (0-9,*,#, A,B,C,D)
y: duration in 10ms unit
+VTS= x,x... DTMF Tone
Generation x:0-9,*,#, A-
D N/A x: DTMF digits (0-9,*,#, A,B,C,D)
Duration:+VTD setting. (in 10ms unit)