[SIPForum-discussion] Solutions for Faxing over Sip

[Justin Goldberg]

I've found this works for other types of analog-connected machines which are
split off of the PRI. For example, postage machines and time-card machines.

Justin Goldberg
http://twitter.com/justingoldberg



On Sat, May 14, 2011 at 12:45 AM, Charles Buckley <ceb at mauto.ch> wrote:

> I have found that cutting the fax speed down to 9600 baud helps enormously,
> even if the SIP device through which you’re working supports T.38.
>  Sometimes you need to turn off error-correction, too.
>
>
>
> *From:* discussion-bounces at sipforum.org [mailto:
> discussion-bounces at sipforum.org] *On Behalf Of *Daniel M Hegarty
> *Sent:* Freitag, 13. Mai 2011 22:11
> *To:* discussion at sipforum.org
> *Subject:* [SIPForum-discussion] Solutions for Faxing over Sip
>
>
>
> Are there any SIP operators who have any experience with faxing using SIP
> and t38?
>
>
>
> We are a broad works operator with  T38 enabled network and we are getting
> mixed results with sometimes issues faxing to certain TN's and sometimes the
> remote caller cannot fax inbound.
>
>
>
> Typically we see 488 errors being returned but sometimes there are no
> errors but the fax machine returns the error.
>
>
>
> We are looking for a solution that does not involve third party carriers
> such as fax serving or faxing over https.
>
>
>
>
>
>
> --
> Dan Hegarty
> 2132803572
> http://twitter.com/fullondan
> http://www.facebook.com/daniel.hegarty
>
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