[Freeswitch-dev] Using instant_ringback

Anthony Minessale anthony.minessale at gmail.com
Fri Feb 5 11:39:28 PST 2010

you set ringback on session and you set instant_ringback in the ovars

On Fri, Feb 5, 2010 at 12:29 PM, Kevin Snow <kevin.snow at ooma.com> wrote:

> Guys,
> I’m trying something that is seemingly so simple but isn’t working for me.
> I want to ignore early media and provide instant ringback.
> My module is written in C. I’m setting ignore_early_media and
> instant_ringback to true in a switch_event header and passing it in via the
> ovars param to switch_ivr_originate. It’s getting the vars ok because I can
> tell it’s ignoring early media, but there is no ring back to the caller.
> Are there other flags I need in conjunction with these two to hear
> ringback? I must be missing something.
> Here’s a code snippet.
>     switch_event_t* ovars = NULL;
>     switch_event_create(&ovars, SWITCH_EVENT_REQUEST_PARAMS);
>     switch_event_add_header_string(ovars, SWITCH_STACK_BOTTOM,
>  "ignore_early_media", "true");
>     switch_event_add_header_string(ovars, SWITCH_STACK_BOTTOM,
>  "instant_ringback", "true");
>     switch_status_t  rc = switch_ivr_originate(session, &sipSession,
> &cause, data, timelimit, NULL, caller_name, caller_num, NULL, ovars,
> Thanks in advance.
> Kevin Snow
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Anthony Minessale II

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