[Freeswitch-users] Using start_dtmf on an originated call via ESL.

[Michael Collins]

How about setting execute_on_answer=start_dtmf in your dialstring?

string cDialString = "{execute_on_answer=start_dtmf,origination_uuid=" +
thisDial.CallId_LegB
...

Try it and let us know.
-MC

On Mon, May 14, 2012 at 2:31 PM, Michael Lutz <mytemike72 at gmail.com> wrote:

> Hi All,
>
> I am having some trouble trying to figure out how to enable the
> start_dtmf (or equivalant) for DTMF detection on generated calls using
> the API (ESL) with originate.
> My inbound leg have set this on in the dialplan based on the provider
> of the incomming call (1 have one provider which does not support
> RFC2833)
>
> My problem is that my outbound calls use that specific provider.
>
> The thing is that I can only detect DTMF from my original inbound leg
> (these are bridged) but not from the outbound leg.
>
> I assume I have to enable the start_dtmf on the outbound leg after the
> originate. But have no clue how to do that becuase I park the call
> after originate so my ESL server can pick it up and handle the call.
> I can not find an API function or equivalant for this, and I have, of
> course, no session object a I originate the call from ESL.
>
> The code I am using is:
>
>                    string cDialString = "{origination_uuid=" +
> thisDial.CallId_LegB
>                                        +
> ",origination_caller_id_number=" + thisDial.CLIP
>                                        +
> ",origination_caller_id_name=" + thisDial.CLIP
>                                        + "}sofia/external/" +
> thisExtension.Destination
>                                        + " &park()";
>
>                    eslEvent = thisFSDial.Connection.Api("originate",
> cDialString);
>
> After the call is succesfully answered I (depending on the script
> might play some audio to the dialed leg, and) after that I bridge
> using a uuid_bridge on an inbound uuid and this origination_uuid. (all
> this works perfectly, it's just the detection of the dtmf's on the
> b-leg!)
>
> I need to fix this by tommorow as I have a live customer who urgently
> requires this to work, so any help appreciated!
>
>
> Best regards,
> Mike.
>
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