3Com OfficeConnect 56K Business, Справочник по командам

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3-4 C
HAPTER
3: M
ODES OF
O
PERATION
Data and Fax
Modes
Once you are in Command Mode, you can initialize the modem in Data
or Fax mode.
Fax operations require facsimile-compatible communications software
that can send or receive Group III faxes. Follow the instructions in your fax
software manual.
The modems default operating mode is Data Mode. Most fax software
automatically switches the device to Fax mode when you run the
program, and resets the device to Data mode when you exit the program
.
Example: Sending
AT+FCLASS=1
, allows you to receive faxes from fax
machines.
Class 1 and Class 2.0 Fax Modes refer to standards set by the Electronic
Industries Association/Telecommunications Industry Association. Class 1
Fax Mode is the minimal standard for computer-faxmodem interface.
Class 2.0 Fax Mode refers to the extended computer-faxmodem interface.
If you want the modem prepared to Mode Command
Make calls to and receive calls from other
modems Data Mode
AT+FCLASS=0
Make calls to and receive calls from analog
facsimile devices, such as fax modems and
fax machines Fax Mode
AT+FCLASS=1
(Class 1 Fax Mode)
or
AT+FCLASS=2.0
(Class 2.0 Fax
Mode)