how to call an external script once the users is expired?

hello, please i need to know how to call an external script one the users is expired. I got radius call an external script once the user is authenticated with success by using the echo module, but now I need to call another script when the user tries to connect after expiration date. Any ideas? thanks a lot -- View this message in context: http://www.nabble.com/how-to-call-an-external-script-once-the-users-is-expir... Sent from the FreeRadius - User mailing list archive at Nabble.com.