【摘要】 主要讨论了控制网的特点及其网络工作机理 ,对令牌传送总线的介质访问控制 (MAC)的子层协议作了详尽的分析 ,用仿真方式研究了它的传输时间和数据编码效率 ,并与以太网作了比较更多还原

【Abstract】 The features and operation mechanism of control network are discussed. The protocol of media access control sub layer of token passing bus is analyzed in detail. By using simulation, the transmission time and data encoding efficiency are studied. The comparison with Ethernet is also given.更多还原