L=65536×8+40×8=524600 C=109b/s L/C=0.0005246sTd=10×10-3s 0.02104864 Throughput=L/(L/C+2×Td)=524600/0.0205246=25.5Mb/s Efficiency=(L/C)//(L/C+2×D)=0.0255最大吞吐量为25.5Mb/s。信道利用率为25.5/1000=2.55%