1- incoming call, 1 keys and drops into the pool.
2- incoming call matches 1 keys and the person waiting in the pool.
3- At least 1000 of these pools will be opened.
I couldn't do it with the conference system, because;
<< Unable to create conference: Error de conexion a la base de datos - SQLSTATE [42000] [1044] Access denied for user '' @ 'localhost' to database 'meetme' >>
gives the error.