[Freeswitch-users] Passthrough DTMF
noah at allresearch.com
Fri Oct 17 14:49:07 PDT 2008
How do I do this? (Look at the sdp?) I know how to use ngrep for SIP
traffic, but not sure where to go from here?
If you want to see the problem yourself, call Grandstream: (626)
638-9172 and try to navigate their IVR..
On Oct 17, 2008, at 12:55 PM, Michael Jerris wrote:
> It is possible you have some providers who do not support rfc2833
> which is the default. You would need to look at the sdp's exchanged
> to know for sure.
> On Oct 17, 2008, at 3:20 PM, Noah Silverman wrote:
>> Weird situation.
>> I am now running my office phone through freeswitch. It works great!
>> Most of the companies that I call have an IVR that requires a
>> keypress: "for sales press 1, for support press 2, etc."
>> With most of these calls, my key presses pass the DTMF through
>> The odd part is that some of the place I call, my DTMF presses have
>> effect. I can hear the "tone", but the receiving party does not seem
>> to catch it. I tried repeating the call from a landline and it DID
>> receive my DTMF. This appears to indicate that the way I'm passing
>> through DTMF works for MOST carriers/receivers, but not for all.
>> Is there something I can set in the config to ensure that the DTMF
>> will pass through correctly in all circumstances?
>> Freeswitch-users mailing list
>> Freeswitch-users at lists.freeswitch.org
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> Freeswitch-users at lists.freeswitch.org
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