[asterisk-users] Certain fax types cause problems

[Doug Lytle]

Steve Davies wrote:
> Hi,
>
> I was wondering whether anyone has any input into the reliability of
> faxing (over a PRI) using spandsp and rxfax.
>
> 99% of times this is a reliable combination - we use it almost
> exclusively, but there seem to be certain fax devices which have
> problems talking to us. Most notably fax modems, and a couple of HP
> multi-function devices.
>
SpanDSP does very little or no error checking, when an error is 
encountered, it will fail.

>
> Any pointers on how to diagnose or improve this would be appreciated.
>
Install HylaFAX and iaxmodem on your Asterisk box.

Doug

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