[asterisk-users] Call deflection on ISDN PRI in Sweden

[Matthew Fredrickson]

Hanna Wallin wrote:
> Hello List!
> 
>  
> 
> We're having trouble making call deflection on ISDN PRI. We would like to transfer a call to an external extension but keeping the callerid of the caller so it can be presented to the receiver of the transferred call.
> 
> At the time we're using Zaptel 1.4.5.1, Asterisk 1.4.11 and Digium hardware TE420B. We've ordered the service (CD) from the phone company. 
> 
>  
> 
> The zapata.conf file inlcludes: 
> 
> Transfer= yes
> 
> Facilityenable=yes
> 
> Callerid=asreceived
> 
>  
> 
> In extensions.conf we try to transfer a call to an external extension as: Transfer(ZAP/g0/ xxxxxxxx) but that fails with the ${TRANSFERSTATUS} = UNSUPPORTED.
> 
>  
> 
> Ideas anyone? We would really appreciate it!
> 

That supplementary service (CD) is not supported in libpri right now, so 
that would be the reason why it doesn't work.  The Transfer() 
application is for analog lines, IIRC.

-- 
Matthew Fredrickson
Software/Firmware Engineer
Digium, Inc.