[Freeswitch-users] Fw: rfc2833 confusion

[Phillip Jones]

Yes that allows you to play a prompt and then wait for the person on the
line to enter digits.

On Thu, May 6, 2010 at 2:15 PM, Madovsky <infos at madovsky.org> wrote:

>  is this the right link ?
>
> http://wiki.freeswitch.org/wiki/Misc._Dialplan_Tools_play_and_get_digits
>
>
> ----- Original Message -----
> *From:* Madovsky <infos at madovsky.org>
> *To:* freeswitch-users at lists.freeswitch.org
> *Sent:* Thursday, May 06, 2010 2:10 PM
> *Subject:* Re: [Freeswitch-users] rfc2833 confusion
>
> But how to catch digits form a dialplan when the call
> is already on ?
>
> ----- Original Message -----
> *From:* Phillip Jones <pjintheusa at gmail.com>
> *To:* freeswitch-users at lists.freeswitch.org
> *Sent:* Thursday, May 06, 2010 1:43 PM
> *Subject:* Re: [Freeswitch-users] rfc2833 confusion
>
> http://wiki.freeswitch.org/wiki/Misc._Dialplan_Tools_send_dtmf
>
> Don't get to hung up on the inband / out of band thing. This will be
> negotiated by FS and the carrier when the call is set up. For instance, when
> you use G729 you need out of band DTMF but for G711 you can use both. This
> might change from call you call, depending on what media gateways can
> handle.
>
> If you want to "see" and hear DTMF - fire up wireshark (or Tshark) and
> capture the trace. You can see the RTP DTMF in the trace and hear the
> clamped audio from the carrier perhaps. Or just hear the inband tones. It
> gives a good visual of what is going on.
>
> On Thu, May 6, 2010 at 1:25 PM, Madovsky <infos at madovsky.org> wrote:
>
>>  I anyone knows a link of a programming example of how
>> to inject rfc2833 in RTP flow (doesn't matter the language)
>> It would be very useful
>>
>> Thanks
>>
>> F
>>
>>  ----- Original Message -----
>> *From:* Madovsky <infos at madovsky.org>
>> *To:* freeswitch-users at lists.freeswitch.org
>>   *Sent:* Thursday, May 06, 2010 12:39 PM
>> *Subject:* Re: [Freeswitch-users] rfc2833 confusion
>>
>> god, so many confusion for only an audio tone ! ;)
>> anyway if I understand it's called inband by the fact that it's in RTP
>> flow onlly.
>> so the rfc2833 packet is only an event payload ...
>>
>>
>> ----- Original Message -----
>> *From:* Anthony Minessale <anthony.minessale at gmail.com>
>> *To:* freeswitch-users at lists.freeswitch.org
>> *Sent:* Thursday, May 06, 2010 11:52 AM
>> *Subject:* Re: [Freeswitch-users] rfc2833 confusion
>>
>> both 2833 and actual tones in the audio stream are often called in-band
>> because the 2833 is just a transport for the inband tones that is assumed to
>> be reconstructed on the other side.  Some people refer to inband as the real
>> tones and 2833 as not inband because it's not the tones.  So the one you
>> have to look out for is people who call 2833 inband and do not clarify that
>> it's inband packetized according the RFC2833
>>
>> The one that is not inband for sure is INFO (which has been dropped from
>> the standard in favor of some ridiculous SUBSCRIBE based xml exchange)
>>
>> Like all things in SIP and anything else that comes with an RFC even if
>> you know the answer you can't rely on trusting that answer because the real
>> world will do whatever it wants and invalidate you. =D
>>
>>
>> On Thu, May 6, 2010 at 10:36 AM, Madovsky <infos at madovsky.org> wrote:
>>
>>>  HI,
>>>
>>> is rfc2833 inband or outband ? is it only event or mixed event and sound
>>> ?
>>> I'm confused after read articles on this subject
>>>
>>> Thx
>>>
>>> F
>>>
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>>>
>>
>>
>> --
>> Anthony Minessale II
>>
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