[asterisk-users] Detecting answer with an analogue card

[George Camilleri]

How does going digital help?

George

----- Original Message ----- 
From: "Matteo Brancaleoni" <mbrancaleoni at espia.it>
To: "Asterisk Users Mailing List - Non-Commercial Discussion" 
<asterisk-users at lists.digium.com>
Sent: Sunday, February 04, 2007 5:31 PM
Subject: Re: [asterisk-users] Detecting answer with an analogue card


> Hi,
>
> On Sun, 2007-02-04 at 16:17 +0100, Stefano Corsi wrote:
>> Hello,
>>
>> I have two TDM2400 card with some 40 FXS modules and 4 FXO modules. I
>> would like use analogue lines for outboud calls.
>> How is it possibile to detect ANSWER?
> you cannot. it's analogue, no signalling is done on it.
>
> unless you write dsp routines to detect the right things
> at the right moment :)
>
> if you want exact cdr records, you must go digital.
>
> greetings,
> matteo.
>
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