网络与数据通信实验报告.doc

文档介绍：:..网络与数据通信实验报告指导老师:李艳姓名:胡嘉懿(1110200302)周敏(1110200311)实验1 •帧1(线路上传输60字节,俘获60字节)到达时间:2004年5月7日00:35::::1数据包长度:60字节俘获长度:60字节•以太网II,源地址:00:0d:87:f8:4c:f9,目的地址:ff:ff:ff:ff:ff:ff(MAC地址)目的地址:ff:ff:ff:ff:ff:ff(广播)源地址:00:0d:87:f8:4c:f9()类型:地址转换协议ARP(Ox0806)尾部:000000000•地址转换协议•硬件类型(Hardwaretype):16位,定义ARP实现在何种类型的网络上,以太网的硬件类型值为OxOOOl,图中为以太网OxOOOl•协议类型(Protocoltype):16位,定义使用ARP/RARP的协议类型,IPv4类型值为0x0800,图中为IP0x0800•硬件地址长度(Hardwaresize):1字节,以字节为单位定义物理地址的长度,图中为6•协议地址长度(Protocolsize):1字节,以字节为单位定义协议地址的长度,图中为4•操作类型(Opcode):16位,定义报文类型,1为ARP请求,2为ARP应答,3为RARP请求,4为RARP应答,图中为请求(0x0001)・发送方MAC地址(SenderMACaddress):6字节,发送方的MAC地址,图中为00:0d:87:f8:4c:f9•发送方IP地址(SenderIPaddress):4字节,发送方的IP地址,•目的MAC地址(TargetMACaddress):6字节,ARP请求中不填此字段(待解析),图中为00:00:00:00:00:00•目的协议地址(TargetIPaddress):4字节,长度取决于协议地址长度,长度一共28字节,▽Frame767(434bytesonwire,434bytescaptured)ArrivalTime:May7,200403:28::::767PacketLength:434bytesCaptureLength:II,Src:00:0d:87:fb:73:f9,Dst:00:0d:87:f8:52:alDestination:00:0d:87:f8:52:al()Source:00:0d:87:fb:73:f9()Type:IP(0x0800)Protocol,SrcAddr:(),DstAddr:(:4▼DifferentiatedServicesField:0x00(DSCP0x00:Default;ECN:0x00)Headerlength:20bytes000000..=DifferentiatedServicesCodepoint:Default(0x00) 0.=ECN-CapableTransport(ECT):0 0=ECN-CE:0TotalLength:420Identification:0x5e68(24168)>Flags:0x04(Don'tFragmerrt)Fragmentoffset:0 一Timetolive:128Protocol:TCP(0x06)Headerchecksum:0x187a(correct)iqiiaQn”二mrue?nrmI T]uuuu0010002000300040u6b5300346uo671u8444丄oooaao5oo乙ooodJ4ooo08fc1I6333?e95e05082u48f1va3f3u1offuoof2W88odMa156Joo49--rc556二U9a4oUQJf5200883uof438fo4I3727Jodfo?c727uacos—7a26?8e4301556・•Ah©•…・Z .8.?..}...p....GET7HTTP/1・1•・