[asterisk-users] Multiple phones when one is unregistered

Joshua Colp jcolp at digium.com
Tue Aug 30 09:37:45 CDT 2016

D'Arcy J.M. Cain wrote:
> I have an extension that looks like this:
> exten =>  5555551111,1,Verbose(Door buzzer calling)
>    same =>  n,Dial(SIP/user1&SIP/user2&SIP/user3)
> The idea is that any of the three users can answer the phone to let
> someone in.  The problem is that if, say, user2 unplugs his phone then
> the call immediately goes to his voice mail and the other two do not
> have the ability to open the door.
> Is there any way to direct only to phones in a list that are currently
> registered?  I am sure that I can write a rather convoluted extension
> to check for registrations and create a dial command but I am hoping
> that there is an easier way so that I can create these types of
> extensions for other clients easily as well as being able to add and
> remove destinations quickly.

The Asterisk behavior is such that even if one of those users are 
unregistered the other two will continue to be called. Is something 
upstream from Asterisk doing the voicemail?

Joshua Colp
Digium, Inc. | Senior Software Developer
445 Jan Davis Drive NW - Huntsville, AL 35806 - US
Check us out at: www.digium.com & www.asterisk.org

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