[asterisk-users] T.38 gateway ATA

[Sylvain Rochet]

Hi Jeff,

On Mon, Sep 24, 2012 at 08:18:53PM -0500, Jeff LaCoursiere wrote:
> 
> Hoping for some clarification.  I would like to setup a NORMAL (not
> T.38) fax machine on an ATA, and have the ATA be a T.38 gateway to a
> remote asterisk (1.8) server, which is doing T.38 relay (passthru)
> to a provider.
> 
> Some amount of googling today seems to imply that most ATAs are just
> T.38 passthru devices, and expect a T.38 capable fax machine,
> otherwise just fallback to ulaw (and mostly fail, in my experience
> so far).
> 
> So does anyone use an ATA that actually does the gateway transcoding
> to a normal fax machine?  Or am I barking up the wrong tree?

I am using Cisco SPA-8000 and Cisco SPA-3102 as POTS(analog)<>T.38 
gateway to an Asterisk 10 doing T.38<>RNIS gateway and it works fine (at 
least better than ulaw/alaw over the whole IP network).

However I had to upgrade all ATA firmwares in order to get something 
working correctly.

Sylvain
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