[Freeswitch-users] DTMF events not occurring while using VOIP-GSM gateway hardware locally

[Deepika Yadav]

Hey, the issue got resolved by changing the value of "DTMF Method" field
under  the "DTMF parameter" from SIGNAL to RFC2833.

Regards,
Deepika

On Fri, Sep 15, 2017 at 4:37 PM, Tihomir Culjaga <tculjaga at gmail.com> wrote:

> Hi,
>
> try tcpdump and than export audio to a file so you can play it ( or play
> it directly in wireshark )
> maybe the GSMGW is sending InBand DTMF who knows :=)
>
> also, depending of the GSMGW, used, try to identify what DTMF method is
> accepting/sending
>
>
>
> On 15 September 2017 at 06:07, Андрей Асташов <astashov.andrey at gmail.com>
> wrote:
>
>> Hi
>>
>> I also had a similar problem.
>> The problem was only on some GSM gateways. And on the incoming call,
>> playanddigits recognizes DTMF normally, and the outgoing one does not.
>> It did not work out that way.
>> In the console, when dtmf_verbose is enabled, pressing the buttons is
>> visible. In tcpdump it is seen that it is in RFC that a click comes.
>> Moved to bind_digit_action. Works without problems on all types of locks
>> and in any directions.
>> Here is the discussion and setting of the profile:
>> https://freeswitchforum.com/viewtopic.php?f=6&t=864
>>
>> 2017-09-14 15:38 GMT+06:00 Deepika Yadav <deepikay at iiitd.ac.in>:
>>
>>> Hi
>>>
>>> I need to originate calls to Indian mobile numbers from my python ESL
>>> script. I used to use service from a company for sending calls from
>>> Freeswitch to GSM network for which I set up external SIP profile.
>>>
>>> But recently I bought my own GOIP hardware, though I am able to make
>>> calls but DTMF events are not getting captured on Freeswitch, API like
>>> playandGetDigits does not work and there are no logs on Freeswitch console.
>>>
>>> --
>>> Regards,
>>> Deepika
>>> https://deepikay.wixsite.com/deepika
>>>
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>>
>>
>> _________________________________________________________________________
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>>
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>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> Official FreeSWITCH Sites
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> http://confluence.freeswitch.org
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>
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-- 
Regards,
Deepika
https://deepikay.wixsite.com/deepika
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