[asterisk-users] Passing DTMF

[Sam]

Christopher, did you receive the email that I sent to your yesterday? 
It was delivered Jan 23 20:47:31 -0600. Maybe it went to your junk box.. 
I will try again.

Sam

Christopher Gray wrote:
> Hello:
> 
> Yes, DTMF can be a problem on the phones themselves as Sam observed, and inband 
> can help with this in certain situations.  I have DTMF working internally in my 
> pbx just fine though.
> 
> The problem here is transmitting dtmf from my pbx through a carrier to a party 
> who has phoned into my pbx through that carrier.  I have this working on 
> VoicePulse but only about 75% of the time.  VoicePulse has indicated to me via 
> Support that they know this is a flaw in their system and someday they plan to 
> fix it, but no commitment about when.
> 
> So my question is:  Does anybody know of a carrier who handles DTMF correctly, 
> particularly in situations where my pbx is called externally?
> 
> Thanks.
> 
> Chris
> 
> 
> On Sat, 24 Jan 2009, Jon Weisman wrote:
> 
>> since you're using ulaw
>>
>> try setting dtmfmode = inband
>>
>> if this doesnt work try = auto
>>
>> -Jon
>>
>>
>> ----- Original Message -----
>> From: "Christopher Gray" <chris at bayareadigital.us>
>> To: "Asterisk Users Listserve" <asterisk-users at lists.digium.com>
>> Sent: Friday, January 23, 2009 8:13 PM
>> Subject: [asterisk-users] Passing DTMF
>>
>>
>>> Hello:
>>>
>>> I need to be able to reliably send out touchtone to any calling party who
>>> comes
>>> into my pbx.  The standard things to help with this have been done as far
>>> as I
>>> know:
>>>
>>> 1.  dtmfmode is rfc2833.
>>>
>>> 2.  The phones themselves are set to rfc2833.
>>>
>>> 3.  allow=ulaw
>>>
>>> 4.  On internal calls between extensions, touchtone works fine.
>>>
>>> Also, I have reviewed sip.conf with my carriers.
>>>
>>> Now for the question:  does anybody know of a carrier that can reliably
>>> allow an
>>> extension in my pbx to send touchtone to a calling party?
>>>
>>> I have tried Vitelity and VoicePulse.  Neither can do this, and VoicePulse
>>> indicates they know it's a problem and will fix it at some unknown time in
>>> the
>>> future.
>>>
>>> For the curious, here is the reason for the need.  My wife, who works as a
>>> translator, will use this extension to receive calls from companies
>>> needing
>>> translation.  When she receives such a call, step 1 for her is to enter an
>>> employee id code.  At the end of the call, she must enter an additional
>>> code to
>>> receive an ending time.
>>>
>>> Vitelity can't do this at all.  VoicePulse works about 75% of the time
>>> which is
>>> not acceptable.
>>>
>>> Thanks for any advice.
>>>
>>> Chris
>>>
>>>
>>>
>>>
>>>
>>>  ----------------------------------------
>>> Christopher Gray, President
>>> Bay Area Digital
>>>
>>> Promoting good health with innovative technology
>>>
>>> 870 Market Street, #653
>>> San Francisco, CA 94102
>>> Phone:  (415) 217-6667
>>> fax:    (415) 962-2520
>>> Email:  chris at bayareadigital.us
>>>
>>> _______________________________________________
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>>
>>
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> 
> ----------------------------------------
> Christopher Gray, President
> Bay Area Digital
> 
> Promoting good health with innovative technology
> 
> 870 Market Street, #653
> San Francisco, CA 94102
> Phone:  (415) 217-6667
> fax:    (415) 962-2520
> Email:  chris at bayareadigital.us
> 
> _______________________________________________
> -- Bandwidth and Colocation Provided by http://www.api-digital.com --
> 
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