[Serusers] Start and fnish call

[Andreas Granig]

Anderson Alves de Albuquerque wrote:
>  I was thinking that I could use rtp proxy, is this a good idea?

No. Use something like

   if(method == "BYE") {
     exec_msg('<path-to-script or shell-command>');
   }

and have a look at the README in the exec-module.

But maybe there's a better solution if you tell us what you'd like to 
achieve.

Andy