asterisk users - Jan 2006 - dialing 2 channels at the same time withdifferent caller ID number?

> -----Original Message-----
> From: asterisk-users-bounces@lists.digium.com 
> [mailto:asterisk-users-bounces@lists.digium.com] On Behalf Of 
> Damon Estep
> Sent: Tuesday, January 31, 2006 12:38 AM
> To: Asterisk Users Mailing List - Non-Commercial Discussion
> Subject: RE: [Asterisk-Users] dialing 2 channels at the same 
> time withdifferent caller ID number?
> 
> > > -----Original Message-----
> > > From: asterisk-users-bounces@lists.digium.com
> > > [mailto:asterisk-users-bounces@lists.digium.com] On 
> Behalf Of Damon 
> > > Estep
> > > Sent: Sunday, January 29, 2006 11:09 PM
> > > To: Asterisk Users Mailing List - Non-Commercial Discussion
> > > Subject: [Asterisk-Users] dialing 2 channels at the same 
> time with 
> > > differentcallerID number?
> > >
> > >
> > > Can anyone think of a way to dial 2 different numbers at the same
> > > time, but set the callerID number differently for each channel?
> > >
> > > The application is a simultaneous ring of an office 
> extension and a 
> > > cell phone where the user wants to know that the call to the cell
> > > phone is a redirected call from the office.
> > >
> > >
> > > Maybe the use of a "local" channel with changed caller
ID
> behavior 
> > > as the second channel dialed?
> > >
> > > To add additional complexity, I need to be able to pass 
> an argument 
> > > to a macro to enable/disable this "feature"
> > >
> > > TIA
> > >
> > > Damon
> 
> > Alex Lopez says
> > You can then call up the macro like this:
> > 
> > [extensions]
> > Exten => 1120,1,Macro(call-cell,SIP/120,Local/120@cellular)
> > Exten -> 2120,1,Macro(call-cell,SIP/120)
> > 
> > [macro-call-cell]
> > Exten => s,1,Dial($ARG1&ARG2)
> > 
> > [cellulars]
> > Exten => 120,1,Set(CALLERID(num)=5555551212)
> > Exten => 120,2,Dial(Zap/g2/8002MYCELL)
> 
> That looks like it would work with a hard coded extension, 
> but it is not scalable due to the requirement of hardcoding 
> every cell phone number that could be used as an alternate number.
> 
> I am looking for a solution to do this via a macro where the 
> alternate number is looked up in a database.
> 
> I think this requires the ability to set/read a channel 
> variable that contains the originally dialed number as follows;
> 
> [inbound]
> ;calls start here
> <snip>
> Steps here recall the alternate number for the dialed 
> extension from mysql using realtime() and assign the value to 
> the variable ${cellphone} <snip>
Snip
Exten => _NXXNXXXXXX,2,Set(__ORIGCID=CALLERID(number))
Extem =>
_NXXNXXXXXX,2,dial(sip/${EXTEN}&local/${cellphone}@alternate1/n,r}

 exten => 
> _NXXNXXXXXX,2,dial(sip/${EXTEN}&local/${cellphone}@alternate1/n,r}
> 
> [alternate1]


exten => _NXXNXXXXXX,1,macro(alternate-number|${__ORIGCID})


> 
> [macro-alternate-number]
> exten => s,1,set(CALLERID(number)=${ARG1}) exten => 
> s,2,dial(SIP/${MACRO_EXTEN}@peer)
> 
> Any ideas on how to get the originally called number to the 
> context used for the local channel dial?
> 
> The goal is to set the caller ID on the local channel dial to 
> the number that the inbound caller originally dialed 
> (${EXTEN} in the [inbound] context]), while maintaining the 
> original caller ID on the SIP channel dial.
> 
> Damon
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