[Freeswitch-users] DTMF in SIP and pstn

[Stanislav Sinyagin]

you need to turn on DTMF detection in FreeSWITCH (at a cost of CPU
cycles, so you need to be careful).

https://freeswitch.org/confluence/display/FREESWITCH/DTMF
https://freeswitch.org/confluence/display/FREESWITCH/mod_dptools%3A+start_dtmf



On Mon, Nov 2, 2015 at 12:31 PM, Vishal Sharma
<vishal.sharma at knowlarity.com> wrote:
> Hi,
> In pstn when I play a sound file which contains dtmf digits, FS produce dtmf
> digits which can be detected on other end. I use sangoma card.
> but when I play same file, on sip. no dtmf is generated or detected on other
> end.
> it simply play a beep sound ...
>
> Can I play a sound file and generate DTMF digits on SIP.
>
> Regards,
> Vishal Sharma
>
>
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