[asterisk-users] Diva Server, chan_capi and tone detection

[Armin Schindler]

On Tue, 21 Nov 2006, Gregory Duchatelet wrote:
> Hi all,
> 
>  
> 
> I have a Diva Server V-BRI-2 card, which support, as written in reference
> guide: 
> 
> Extended tone processing (human talker detection, generation and detection
> of country-specific tones)
> 
>  
> 
> I would like to detect human speech and fax tone with asterisk. I think that
> the diva card transmit a DTMF code when detecting voice, but chan_capi
> doesn't receive this DTMF code. I verbose it more, displaying all DTMF
> received, and only DTMF code "CNG" is received.
> 
>  
> 
> Did you know how I can enable this detection (see DivaReportTones in Diva
> Server SDK) or how can I receive this DTMF in chan_capi ?

This would require a change in chan-capi. To get the extended tone detection
indications, additional request/parameter via CAPI must be issued.

Another thing is, how do you want to get these indications for use in 
your dialplan?

Armin