资源描述：
《ip(双语)期末复习》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、Abbreviations:Acronyms:P743Chapter1:1.Topologies,2.ConnectionStrategies①CircuitSwitching,②PacketSwitchingA.DatagramB.VirtualCircuitC.SourceRouting3.Multiplexing4.TDM,FDM,StatisticalTDM,WDM5.OSImodeltheInternetmodel6.PerformanceMetrics①Bandwidth②Late
2、ncy=Propagation+Transmit+Queue③DelayxBandwidthProduct7.作业Chapter2:1.LinksConductedmedia,Opticalfiber,Wireless2.EncodingNRZ,Manchester,NRZI3.ReliableTransmissionStop-and-WaitProtocol,Go-Back-NSlidingWindowProtocol4.MACProtocol①ChannelPartitioningbytim
3、e,frequencyorcodeTDMA,FDMA,CDMA①TakingTurns②Randompartitioning(dynamic),A.ALOHA:pureALOHA,slottedALOHAB.CSMA:non-persistent,p-persistent(0≤p≤1)c.CSMA/CDusedinEthernetE.BinaryExponentialBackoffstrategya.Ateachretransmission,chooserandomlyfromamongadis
4、cretesetofvalueswithinexponentiallyincreasingwaittime(0~2r-1),r=min(n,10)b.Retransmitafinitenoftimes,16forexample5.Bus(Ethernet)6.Tokenringdifferencebetween802.5&FDDI7.WirelessNetworksBluetooth-802.15.1,WiFi-802.11,WiMAX-802.16,3G8.作业EthernetTranscei
5、ver–InterfacebetweenthePCandthecable–Detectsidlebackbone–Listensforcollisions–Putsbitsoncablefrominterfacecard–PassesreceivedbitstointerfacecardTransceivercable(AUIcable)–5twistedpair–2pairforsendingdataandcontrol–2pairforreceivingdataandcontrol–1pai
6、rforpowerNetworkInterfaceCard(NIC)–ReceivespacketsfromPCsoftware–Formatsframes–Executesbinaryexponentialbackoffalgorithmifrequired–Detectsincomingframesforitself–PerformsCRCerrorchecking–HasahardwareaddressEthernet1.FrameFormatNOTE:ThisisDIXframe.The
7、differencewith802.3isthetypefieldischangedaslengthfield.1.Addresses①unique,48-bitunicastaddressassignedtoeachadapter②broadcast:all1s③multicast:firstbitis1④EveryEthernethosthasauniqueaddress,burnedintoROMbymanufacturer⑤Eachmanufacturerisgivenauniquepr
8、efix2.Bandwidth:10Mbps,100Mbps(FastEthernet),1Gbps3.Length:2500m(500msegmentswith4repeaters)Chap3•Switching&Forwarding–CircuitSwitching–PacketSwitching•Datagram(connectionless)•VirtualCircuit(connection-oriented)•SourceRouting•BridgeandLANSwitch–Lear
