Filter
Top Products
56 Fax Operation
Command Value Description
units.
+FRS=n 0-255 Wait for silence, in 10 ms units.
+FTM=<MOD> Transmit data with <MOD> carrier.
+FRM=<MOD> Receive data with <MOD> carrier.
+FTH=<MOD> Transmit HDLC data with <MOD>
carrier.
+FRH=<MOD> Receive HDLC data with <MOD>
carrier.
The <MOD> parameter for the preceding commands take the
following values:
Value Modulation Speed Requirements
3 V.21 ch. 2 300 Required for FTH & FRH.
+FTH and +FRH support value 3 (V.21 ch. 2 / 300 bps) only.
24 V.27ter 2400 Required for FTM & FRM.
48 V.27ter 4800 Required for FTM & FRM.
72 V.29 7200 Required for FTM & FRM.
73 V.17 7200 Required for FTM & FRM.
74 V.17 w/st 7200 Required for FTM & FRM.
96 V.29 9600 Required for FTM & FRM.
97 V.17 9600 Required for FTM & FRM.
98 V.17 w/st 9600 Required for FTM & FRM.
121 V.17 12000 Required for FTM & FRM.
122 V.17 w/st 12000 Required for FTM & FRM.
145 V.17 14400 Required for FTM & FRM.
146 V.17 w/st 14400 Required for FTM & FRM.
* w/st means with V.17 short training
Class 2 Command Set
The following Class 2 commands are supported and implemented
per TIA PN2388 (8/20/90).