[asterisk-users] Asterisk dialing next extension only if first is busy?

[Steve Totaro]

Setup a queue with linear and a timeout to drop to voicemail.

Thanks,
Steve Totaro
www.asteriskhelpdesk.com

Daniel Pittman wrote:
> G'day.
>
> I am having reasonable success getting Asterisk 1.4.2 running and doing
> what I want, but I can't figure out one particular idiom that I want:
>
> There are a few situations where I want to have Asterisk push a call
> through to the first available transport on a list, such as:
>
> I have two SIP ports attached to one local (two port) analog phone
> system.  I want to ring line 1 for the first call, line 2 for the second
> call and go to voicemail for the third and subsequent.
>
> I can't work out the best way to express that.
>
> Using "Dial(SIP/line1&SIP/line2)" will ring both lines at the same time
> which is not really what I want.
>
> Using two sequential Dial() commands into the extension will ring the
> lines one after the other -- even if it times out on the first line,
> which is again not what I want.
>
>
> At the moment my best guess is that I need to use the DIALSTATUS
> variable and implement the fail-over process based on that.  That seems
> cumbersome, though -- surely this isn't a terribly uncommon requirement?
>
> Regards,
>         Daniel
>
>