Microsoft KB Archive/114427

= How AWFAX Initializes a Class 1 or Class 2 Fax Modem =

Article ID: 114427

Article Last Modified on 10/1/1999

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APPLIES TO


 * Microsoft Windows for Workgroups 3.11

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This article was previously published under Q114427



SUMMARY
The following information describes the process Microsoft At Work PC Fax uses to initialize Class 1 and Class 2 fax modems. This information is useful for troubleshooting initialization problems--the commands below can be sent to the fax modem using Windows Terminal to determine exactly where initialization fails.



MORE INFORMATION
 Any command that is specified on the SetupCommand= entry in the EFAXPUMP.INI file is executed.  The following commands are sent to the modem:   AT&F   - Resets the modem to factory defaults E0    - Turns echo off V1    - Causes verbose responses Q0    - Puts the modem in quiet mode &C1   - Keeps DSR asserted &D3   - Tells the modem to reset on DTR &D2   - Has same affect as &D3 on modems that do not support &D3 S0=0  - Turns AutoAnswer off S7=255 - Sets the training time-out to 255 seconds S8=   - Pause time for commas in Dial string, then either X4            (recognize busy/dial tone) or X0 (for blind dial) \Q1   - XON/XOFF for Microcom and compatible modems &K4   - Hayes-compatible XON/XOFF command \J0   - Microcom command for do not send DTE/DCE (megahertz modems            recognize this command also) &E5   - Multitech XON/XOFF command *F2   - Bidirectional XON/XOFF flow control  The Setup command is run again and issues an AT+FCLASS=1 or AT+FCLASS=2 (depending on the modem class) and either answers the phone or picks it up to dial.

Additional query words: 3.11 init call efax fax modem

Keywords: KB114427

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