[Asterisk-Users] setting the Call Forward Number in Zap?

[Gregory Junker]

> Is it possible to re-route incoming call on Zap channel of TDM400 FXO 
> card to completely different and external telelephone number via some 
> magic telephone command or signal? So, the Asterisk Zap channel would be 
> cleared off of  this call?
> 
> Like in a scenario when person calls in via PSTN via a Zap channel and 
> listens to IVR menu of Asterisk. Then (s)he presses an extension # and 
> then this call gets redirected to an extenal telephone number outside of 
> Asterisk. And the call to Asterisk is ended. Or I am dreaming out loud?

You are describing ISDN features, by which you can signal the CO to 
route the call elsewhere. You'll need a BRI or PRI to pull this off. 
POTS lines and basic channelized T1s cannot do this that I am aware of 
(perhaps POTS lines with *XX features, but I could not tell you for sure).

Greg