DESCRIPTION,VERIFICATION AND IMPLEMENTATION OF MMS INTERCONNECTION BETWEEN HETEROGENEOUS NETWORKS

The protocol specification and service definition of MMS （Manufacturing Message Specification） is briefly introduced.According to the state transition diagram of MMS, a gateway machine used for the interconnection of heterogeneous networks is defined and described.Then,based on the Petri nets, the MMS interaction between heterogeneous networks is described and analysed.Finally,an MMS communication system in CIMS environment is implemented.