[VoiceOps] Fax ATAs/devices

Alex Balashov abalashov at evaristesys.com
Thu Apr 27 19:42:27 EDT 2017

The interfaces for delivering fax that I know about are:

1. Modem tones embedded in acoustic/bearer path;

2. T.38 (to gateway with TDM or analog PSTN trunks). 

Is there another method I don't know about? 

On April 27, 2017 7:35:42 PM EDT, Colton Conor <colton.conor at gmail.com> wrote:
>I am pretty sure all these carriers just use HTTPS Faxback technology.
>know Concord Fax provides wholesale fax service to Momentum Telecom.
>that I have seen require an Audiocodes HTTPS fax adapter. Not sure what
>runs the server piece. Is there anything opensouce that supports HTTPS
>No, I am not talking about SIP or T.38 that shit doesn't work well.
>On Thu, Apr 27, 2017 at 4:30 PM, Carlos Alvarez <caalvarez at gmail.com>
>> Fax is dead.  Long live fax.
>> We've resisted supporting it, but customers still need it on
>occasion, and
>> they hate having a separate landline carrier just for a fax line.  So
>> wondering what others here use successfully to provide their
>customers with
>> a "fax line" to a physical machine.  We would only use a handful of
>> and only with our customers who have a fully managed service (IE,
>> connection directly to us over MPLS).  We run Asterisk and pass T.38
>to a
>> few carriers.  We currently do fax to e-mail inbound on Asterisk with
>> issues.
>> Volume is very light, maybe 3-5 per day per customer, so things like
>> Vitelity FaxEnable don't make economic sense ($25/mo unlimited our
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-- Alex

Principal, Evariste Systems LLC (www.evaristesys.com)

Sent from my Google Nexus.

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