[asterisk-users] FAX reliability

Lee Howard faxguy at howardsilvan.com
Mon Apr 13 07:52:16 CDT 2009


Hi Steve,

Steve Underwood wrote:
> In chan_dahdi.c there is now code that extends the buffering inside 
> dadhi when a FAX is detected, and puts the buffering back to normal at 
> the end. This isn't really a cure - its more of a bandaid. However, I 
> expect it has the desired effect if they have put it into the trunk code.
>
> You need to enable this feature in chan_dahdi.conf.
>   

> Very interestingly, many people who 
> have problems sending from app_txfax or app_fax have no problem sending 
> from iaxmodem + HylaFAX. It seems Asterisk can feed a zaptel/dahdi 
> channel much more reliably when passing a signal through, than when 
> generating on in an app.

So are the chan_dahdi.c developments mentioned of any practical value to 
iaxmodem users?

Thanks,

Lee.




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