Interesting.. Looks like some type of T38 for data-modem over VoIP. Unfortunately FS/SpanDSP don't support this AFAIK.

Also I was thinking of using a PRI line (freetdm) to avoid VoIP issues.

Thanks,
François.

On 02/20/2015 03:53 PM, Sergey Safarov wrote:
I not know FS support this scenario but this may be help you

http://www.voip-info.org/wiki/view/Modem+over+VOIP
http://www.cisco.com/c/en/us/td/docs/ios/12_4t/12_4t4/mer_cg_15_1_4M.html
https://support.sonus.net/display/VXDOC/V.150.1+Device+Support

On Fri, Feb 20, 2015 at 5:36 PM, François <fdelawarde@wirelessmundi.com> wrote:
Self answer: Apparently SpanDSP does not support V32 nor V90/V92.

Also I can't seem to find any other solution. The objective was to fetch
data from remote GSM sensors using simple protocols over V32 and similar...

François.


On 02/20/2015 11:07 AM, François wrote:
> Hi all,
>
> As seen in the HylaFax wiki entry, mod_spandsp can be used as a soft-modem.
> https://wiki.freeswitch.org/wiki/HylaFax
>
> Can it also be used as a data modem (not just fax modem) with V32, V92
> or similar protocols?
>
> If not, does anyone know of any data-modem software that could work
> along with FreeSWITCH?
>
> Thanks,
> François.
>
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