[asterisk-dev] Routing data modem calls

Anton anton.vazir at gmail.com
Sun Jul 30 20:16:22 MST 2006


It's not binded with Asterisk, but I'm behind a satellite 
connection, and regullar faxes works - but with CISCO 
equipment...

On 28 July 2006 20:23, John Lange wrote:
> On Fri, 2006-07-28 at 09:08 -0400, Andrew Kohlsmith wrote:
> > Faxes are more of a problem because their lower-end
> > connection rate is typically 9600 baud. Although some
> > will "train down" (Mr. Underwood would be the
> > authoritative source on these terms and implementation)
> > to 2400 or even 1200 baud, I have not seen this much in
> > practice.
>
> Just recently I had a satellite vendor tell me that he
> was able to get faxing to work over VoIP on satellite. I
> found that very hard to believe.
>
> However, he told me a local fax machine specialist ("he
> really _really_ knows his fax machines") was able to tune
> certain higher end fax machines so they would work
> reliably even in these extreme circumstances.
>
> I'm certainly not convinced this is true but if anyone is
> interested I could do some more leg work and see what I
> can find out.
>
> John
>
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