[Asterisk-Dev] Redirection reason

[Kevin P. Fleming]

Kristian Nielsen wrote:

> I just wanted to mention this now in case anyone had any input or
> preferences on how it should be done, for example to make sure it works
> with any other protocols that might have this information available.

I believe that Zaptel and libpri are already capturing and passing this 
information up into chan_zap, so you should have what you need to make 
it available via channel variables.