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List:       asterisk-dev
Subject:    Re: [asterisk-dev] zaptel 1.2.6 and 1.2.8 dtmf detection problem
From:       Benoît Mérouze <benoit.merouze () ipercom ! com>
Date:       2006-08-30 15:31:05
Message-ID: 44F5AF39.1010608 () ipercom ! com
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Kevin P. Fleming wrote:
> ----- Benoît Mérouze <benoit.merouze@ipercom.com> wrote:
> 
> > Does that mean the TE407P/TE412P cards do not support DTMF at the
> > moment ?
> > Could that be the same with the TE405P/TE410P cards ?  And with the
> > TE2XXP ?
> > 
> 
> Your question does not make any sense, and is likely to cause far more confusion to \
> casual readers of this list. In addition, this is not a development question \
> anyway. 
> There is no "do not support DTMF" for any card, since DTMF detection can always be \
> done in software. Without a hardware echo canceler, no board can do DTMF detection \
> on the board, since there are no DSPs on the board. 
> As it stands today, the TE407P, TE412P, TE207P and TE212P do not do DTMF detection \
> in hardware, due to some limitations in the firmware of the Octasic echo canceler \
> hardware. The TE406P and TE411P do DTMF detection in hardware, if it is enabled. 
> 

Then I'm sorry for the question ...

But thank you for the answer, that's exactly what I needed to know.


-- 
Benoît Mérouze
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