[asterisk-users] Increase DTMF Tone Duration

[Andres]

>>
>>  
>>    
>>
>You can edit the duration of the tones in app_senddtmf.c and then 
>rebuild asterisk.
>  
>
That would be true if we were using app_senddtmf, but these are DTMF 
tones sent directly from the phone once the call is up.  What we did was 
to edit channel.c and added 100ms to the tone duration using 
'ast_safe_sleep(chan,100);'.

Andres
http://www.telesip.net