10.4 MAP & TOP

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Suggested that the two protocols MAP for CAM, and TOP for CAD be separated at the database level.

STEP (Standard for the Exchange of Product Data) based on PDES, is an international standard to facilitate the transfer of data in CAD/CAM.

GOSIP (Government Open Systems Interconnection Profile) has been developed by the U.S. Government (NIST) to provide an open systems standard fro their computers. GOSIP is almost a subset of TOP 3.0

TOP Protocol Layers Compared with the ISO/OSI Reference Model