
Technical Reference for ZyXEL omni.net series
A-17
Fax Command
All the Following Commands Require a 'AT' Prefix
AT Com. Value Function & Description Reference
+FCLASS=n
Service class selection FAX CLASS 1
n=0 Sets to modem mode.
n=1 Sets to Class 1 mode
+FTS=n 0-255 Stops transmission and pauses, in 10ms units.
+FRS=n 0-255 Waits for silence, in 10ms units.
+FTM=<MOD> Transmits data with a <MOD> carrier.
+FRM=<MOD> Receives data with a <MOD> carrier.
+FTH=<MOD> Transmits HDLC data with a <MOD> carrier.
+FRH=<MOD> Receives HDLC data with a <MOD> carrier.
Table 71a. Fax Command
The <MOD> parameter takes on the following values:
Modulation values
Value Modulation Speed Requirements
3 V. 21 ch. 2 300 Required for FTH &FRH
24 V. 27ter 2400 Required for FTH & FRH & FTM & FRM
48 V. 27ter 4800 Required for FTH & FRH & FTM & FRM
72 V. 29 7200 Required for FTH & FRH & FTM & FRM
73 V. 17 7200 Required for FTH & FRH & FTM & FRM
74 V. 17 w/st 7200 Required for FTH & FRH & FTM & FRM
96 V. 29 9600 Required for FTH & FRH & FTM & FRM
97 V. 17 9600 Required for FTH & FRH & FTM & FRM
98 V. 17 w/st 9600 Required for FTH & FRH & FTM & FRM
121 V. 17 12000 Required for FTH & FRH & FTM & FRM
122 V. 17w/st 12000 Required for FTH & FRH & FTM & FRM
145 V. 17 14400 Required for FTH & FRH & FTM & FRM
146 V. 17w/st 14400 Required for FTH & FRH & FTM & FRM
*w/st means with V. 17 short training
Table 71b. Modulation values
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