[SR-Users] kamailio + fax "other fax not responding"

Mx R freemxr at gmail.com
Tue Jun 7 11:30:32 CEST 2016


Hi Daniel,

Advise please, that it is better to use rtpproxy or mediaproxy?
And what version of rtpproxy better? This one
https://github.com/miconda/rtpproxy or this
https://github.com/sippy/rtpproxy?
We previously used openSIPS + mediaproxy. And have the same problems. Maybe
the problem is not in the software, but in devices in which is connected a
fax?

Thanks.

2016-06-07 10:08 GMT+03:00 Daniel-Constantin Mierla <miconda at gmail.com>:

> Hello,
>
> you have to look at the sip traffic and see if there is something wrong --
> one way is with ngrep:
>
> ngrep -d any -qt -W byline "sip" port 5060
>
> Kamailio itself has nothing to do with media stream (the fax content),
> unless you do rtprelay via rtpengine/rtpproxy. If you have clients behind
> NAT, then you have to do rtp relaying.
>
> Cheers,
> Daniel
>
> On 03/06/16 10:45, Mx R wrote:
>
> Hi there,
>
> We use kamailio 4.3.3. And we have one problem with the fax. We send and
> receive from and to our network, the fax does not work. Fax reports "other
> fax not responding". When we send through our network to another operator
> they receive fax.
> What could be wrong?
>
>
> _______________________________________________
> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing listsr-users at lists.sip-router.orghttp://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>
>
> --
> Daniel-Constantin Mierlahttp://www.asipto.com - http://www.kamailio.orghttp://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>
>
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>
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