[asterisk-users] Asterisk and cellphone/GSM voicemailbox

[Fred Posner]

On Mar 2, 2010, at 2:37 PM, jonas kellens wrote:

> Does Asterisk know when it hits a voicemailbox ?
> 
> When calling to a cell-phone or GSM, after some rings and no pickup you arrive at a voicemailbox.
> 
> If Asterisk does not know it's a voicemailbox that has answered the call, the voicemailbox will contain 60minutes of 'silence'. This is very expensive 'silence'.
> 
> How to avoid this ?
> 
> Jonas

You can avoid this is several ways... one of the ways I like best is to dial with a macro that then requires the recipient to press 1 or some dtmf confirmation to accept the call. Very good at avoiding voicemail, cell phone service messages, etc.

---fred
http://qxork.com