3 service class 2.0 commands – ZyXEL Communications 56K Plus Series User Manual
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Omni 56K Plus Series User’s Guide
Command Sets 4-13
Table 4-10 Class 2 Command Responses
RESPONSE VALUE
FUNCTION
AND
DESCRIPTION
+FPOLL
Remote polling indication.
+FPTS:n
Receive page transfer status response; refer to +FPTS=n
command.
+FTSI:"string"
Report remote ID response TSI.
+FVOICE
Transition to Voice response.
Class 2 Flow Control
Flow control is necessary to match the DTE-DCE data rate to the line-signaling rate while transmitting
or receiving Group 3 (T.4) data. In Class 2 fax mode, both hardware (RTS/CTS) and software
(XON/XOFF) flow control are enabled.
4.2.3 Service Class 2.0 Commands
Table 4-11 Service Class 2.0 Commands
COMMAND DESCRIPTION
VALUE
ATD
Dial and originate a call
ATA
Answer a call
+FDT
Transmit phase C data command: releases
the DCE to proceed with the negotiation.
+FDR
Receive phase C data command: initiates
document reception.
+FKS
Terminate a Session, orderly fax abort.
+FIP
Initialize Service Class 2.0 Parameters.
+FCLASS=n
Service Class Identification and Control
n=0,1,2.0,8;refer to the +FCLASS
Class 1 command
+FMI? Identify
DCE
Manufacturer
ZyXEL
+FMM?
Identify DCE
Omni 56K Plus
+FMR? Identify
DCE
Revision
Vx.x
Establish DCE Capabilities
Vertical Resolution
vr=0:Normal;98 lpi
vr=1:Fine;196 lpi
+FCC=vr,br,wd,ln,df,ec,bf,st
Bit Rate
br=0:2400 bps
br=1:4800 bps
br=2:7200 bps
br=3:9600 bps
br=4:12000 bps
br=5:14400 bps