题目内容
试估算Ethernet中节点每秒钟平均发送帧的数量。已知节点数为100,平均帧长度为1000b,传播延时为5pus/km。(1)总线长度为4km,发送速率为5Mbps。(2)总线长度为1km,发送速率为5Mbps。(3)总线长度为4km,发送速率为10Mbps。
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条件:在CSMA/CD算法中,总线长度为100m,信号在总线传输介质上的传播速度为2X108m/s,数据传输速率为1Gbps。如果帧长度分别为512B、1500B与64000B,分别试估算并分析不同Ethernet帧长度的总线最大吞吐率。
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