1. A method for sending a notification message using a modified form of User Datagram Protocol (UDP) multicast notification system in a client-server architecture that otherwise allows only client initiated messages, the method comprising: identifying information at a server that has potential for inclusion in a notification message, wherein the server is a Download and Configuration Management (DCM) engine; querying a database for one or more clients that have registered for a particular type of notification by a UDP broadcast processor; receiving identifiers for the one or more clients that have registered for the particular type of notification from the database; and sending notification to the one or more clients.