通信网络基础1-1

1、23456789101112131415161718192021222324重装重装2526272829303132333435363738输入端口输入子网输出子网输出端口 1子网C子网A22子网A子网B33子网B子网C13940414243444546同意收到：收到“同意”474849505152535455565758596061626364656667UDP为应用层提供无连接的服务，它并不保证一定传到，也不保证按顺序传输以及不重复传送。6869707172737475xxFxftt)()(76 ,)(,.,)(,)(),.,(221121,.,21nnntttxtXxtXxtXPxxxF

2、n)()()(xxdFtXEtmtX77)()()()()(),(cov),(22112121tmtXtmtXEtXtXttCXXX)()(2)()(tmtXEtXDtDXX787980niitntttxFxxxFin121)(),.,(,.,2181)|(,),.,|(1121,.,1121nnttnnttttxxFxxxxFnnnn82ttxtXxtXPxxFtt,)(|)()|(,8384),.,(),.,(21,.,21,.,2121ntttntttxxxFxxxFnn8586TTTTTTdttXtXTtXtXdttXTtX)()(21lim)()()(21lim)(87)()()()

3、()(XRtXtXEtXtX888990enntAtAPn!)()()(91nessnnPep1)()(92)(2)()()(1)()()(10)()(.21)(2otAtAPotAtAPotAtAPe0)(lim0o93949596合成的过程的特性？0, 00,)(zzczepzzcc97980, 00,)()()(zzzepzGBzGBxBGRRXRRXRdZdZPRRRZxZx-X0Z-RXReeZPZ下一辆是红色汽车99100NoImage0, 00,)()()(zzzepzGRZGRYNoImageBGRBGBGRBGRBYBPZZPPR1下一辆是非红色汽车下一辆是蓝色汽车101BG

4、RBGBGRRP)(3102103104, 1 , 0, 1,00iPPjijij1051061070100021021000210210002102100010P1081091100,; 0,21210jimnPPPmkjkmikmmij11100PPnjinij1120Pmii0Pnii113, 1 , 00jPppiijij114, 1 , 0|lim0iiXjXPnnjp11510ijiP0iijijPpp1160100021021000210210002102100010P117) 1, 2, 3, 4, 5(0100021021000210210002102100010) 1, 2, 3, 4, 5(pppppppppp0iijijPpp11811912012112212312412512612712812913013113213313413513613