[asterisk-users] Re: How to forward a call to an outside line

[Dan Casey]

Greg Broiles wrote:
> On 8/3/06, Dan Casey <dcasey at debtresolve.com> wrote:
>>
>>  I actually have it semi-working.  My trunks were set up improperly.
>>  Now i can do it, but only if i specify a specific zap channel.
>>
>>  exten => 299,1,Macro(dialout,2,1914304nnnn,,)
>>
>>  the 2 takes me to zap 1. I tried to replace that with "s" but no 
>> luck.. any
>> idea how to do this where it will pick any available trunk?
>
> Perhaps someone who uses Zap frequently has a better idea, but I would
> be inclined to approach this as a case where you'd want to try
> multiple devices in serial. This is an (admittedly ugly) example of my
> tollfree dialing macro, which tries several providers in the event
> that one is unable to complete the call for whatever reason.
>
> [macro-tollfree]
> exten => s,1,dial(${TRXTEL}/${ARG1}-noads,90,tr)
> exten => s,2,dial(${NUFONE}/${ARG1},90,tr)
> exten => s,3,dial(${TELIAX}/${ARG1},90,tr)
> exten => s,4,dial(${TRUNK3}/${ARG1},90,tr)
> exten => s,5,Congestion
>
> Also - in case it's useful - this is a bit of my dialplan that I used
> to ring a local extension, then call an outside answering service if
> the local extension doesn't answer -
>
> exten => 800936xxxx,1,Dial(${RON},20,r)
> exten => 800936xxxx,2,Dial(${TRUNK}/${ANSWERINGSERVICE},60,r)
>
> .. my application used IAX, not Zap, for the outgoing call, but it
> seems like the behavior should be similar.
>
I was thinking of doing that, but was trying to avoid it.  Right now I'm 
only using 7 channels on our T1 for voice, so it's not too bad.  I'm 
assuming it should be under a 2 second delay even if it has to try every 
single channel..

Thanks a lot for your help, this was driving me nuts today.