Motorola Corporation

Michelle L Tugenberg

Douglas Allan Hardy

Barry N Altschuler

A method for passing supervisory control from a first station to a second station of a plurality of stations comprises steps of providing a message header in interstation messages in the first station, transmitting the interstation message from the first station to the second station, processing a message header from the interstation message to extract data and determining present identification of a system controller from the extracted data. The method includes steps of providing a first field containing message identification information, providing a second field containing supervisor station identification information, providing a third field containing update count information and providing a fourth field containing sending station identification information in the message header.

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Scottsdale, AZ, United States of America

Michelle L Tugenberg