Re: [hylafax-users] Unknown problem (check modem power)

[Lee Howard <faxguy@xxxxxxxxxxxxxxxx>]

Michele Petrazzo wrote:

> Hi list,
> I have an hylafax server with a USRobotics Sportster Message Plus, with
> the "default" configuration created with faxaddmodem. Sometime, when
> send a fax, I receive an error that say    Unknown problem (check modem
> power), but the modem have power, of course.
> Is there a method for understand why?
> Only other question: here (into the log) I see that the server wait
> three minutes for the modem reply (12:36 -> 12:39). Is this possible?
>
> Thanks,
> Michele
>
> This is the log:
>
> Feb 22 12:36:12.20: [14491]: SESSION BEGIN 000005581 141500432931511
> Feb 22 12:36:12.20: [14491]: HylaFAX (tm) Version 4.2.2
> Feb 22 12:36:12.20: [14491]: SEND FAX: JOB 9267 DEST 0,0432XXXX COMMID
> 000005581 DEVICE '/dev/ttyS0'
> Feb 22 12:36:12.20: [14491]: <-- [12:AT+FCLASS=1\r]
> Feb 22 12:36:12.34: [14491]: --> [2:OK]
> Feb 22 12:36:12.34: [14491]: DIAL 0,0432XXXX
> Feb 22 12:36:12.34: [14491]: <-- [20:ATX3DT0,0432XXXX@\r]
> Feb 22 12:39:12.34: [14491]: SEND FAILED: JOB 9267 DEST 0,0432XXXX ERR
> Unknown problem (check modem power)
> Feb 22 12:39:12.34: [14491]: SEND FAILED: JOB 9267 DEST 0,0432XXXX ERR
> Unknown problem (check modem power); too many attempts to dial
> Feb 22 12:39:12.34: [14491]: <-- [5:ATH0\r]
> Feb 22 12:39:12.47: [14491]: --> [4:ATH0]
> Feb 22 12:39:12.47: [14491]: --> [2:OK]
> Feb 22 12:39:12.47: [14491]: SESSION END


The modem reset itself after the dial.  (Such is the fun that comes with 
USR modems.)  That said, your dial command is a bit complicated, and the 
dial command could be triggering the fault in the modem.  Try using a 
more simple dial command and see if the same fault occurs.

Lee.

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