[Asterisk-Users] Which asterisk-friendly cards are fax-capable?
Tom Rymes
trymes at rymesheating.com
Wed Oct 12 06:53:04 MST 2005
> -----Original Message-----
> From: asterisk-users-bounces at lists.digium.com
> [mailto:asterisk-users-bounces at lists.digium.com] On Behalf Of
> Bob Goddard
> Sent: Tuesday, October 11, 2005 6:35 PM
> To: Asterisk Users Mailing List - Non-Commercial Discussion
> Subject: Re: [Asterisk-Users] Which asterisk-friendly cards
> are fax-capable?
>
> On Tuesday 11 Oct 2005 22:41, Lee Howard wrote:
> > Tom Rymes wrote:
> > > Frankly, I would recommend that you forget about trying
> to fax with
> > > Asterisk. Buy a good Multitech analog modem and install HylaFAX.
> > >
> > > Use the right tool for the job!!!
> >
> > Actually, you can use HylaFAX and Asterisk together.
> >
> > https://sourceforge.net/projects/iaxmodem/
> >
> > Just be certain that your audio path doesn't run over any
> lossy medium
> > (so run IAXmodem on your Asterisk box).
>
> I'll expand on what Tom meant....
>
> Use a hardware based DSP for faxing not software based.
Actually Bob, that isn't what I meant. Lee simply suggested a different
way (IAXModem instead of analog modem) of implementing what I meant. I
would still recommend using analog if you can but, if you cannot, use
IAXModem from Lee.
Asterisk's faxing capabilities are not nearly as advanced, stable, or
easy to set up as HylaFAX. Also, there seem to be many problems with
frame slipping and the like that screw up faxing over Digium cards, and
maybe others as well.
Either way, I was just saying that grabbing a good modem (see HylaFAX
list archives for suggestions - NOT USRobotics!!!) and installing
HylaFAX would be easier, more reliable, and all-in-all, a better
solution than messing with Asterisk's built-in fax capability.
Tom
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