[Asterisk-Users] Implementing a ringback test function for Zap channels

[Eric Wieling]

My site http://www.fnords.org/~eric/asterisk/ has a sample Perl AGI 
Callback script.

Steve Rodgers wrote:

> I'd like to add a test extension to implement ringback so that I can test a 
> phone's ringer without having to use another channel in another room. The way
> I'd like to implement this is to dial a test extension, get a tone, hang up, 
> then one second later, have the system call me back at that extension.
> 
> There is a way to do this which is mentioned in the Asterisk white paper,
> but it uses the old qcall mechanism which is depreciated. Is there any way
> to do this with extension logic, or will it require writing a specialized app, 
> or AGI script?
> 
> Steve.
> 
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