思科网络技术培训之8:TCP-IP协议.ppt
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思科网络技术培训之8:TCP-IP协议.ppt

思科网络技术培训之8:TCP-IP协议.ppt

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Chapter8Uponcompletionofthischapteryouwillbeabletoperformthefollowingtasks:IdentifytheIPprotocolstack,itsprotocollayerfunctions,andcommonlyusedIPprotocolsIdentifyIPaddressclasses,IPaddresses,IPsubnetmasks,IPnetworknumbers,subnetnumbers,andpossiblehostnumbers.ConfigureIPaddressesandsubnetmasksonarouterinterfaceandoptionallyconfigureahosttable.InterconnecttheVLANswithalayerthreedevicesuchasarouteronastick.EarlyprotocolsuiteUniversalTCP/IPProtocolStackApplicationLayerOverviewTransportLayerOverviewTCPSegmentFormatPortNumbersSendSYN(seq=100ctl=SYN)TCPSimpleAcknowledgmentWindowsize=1TCPSequenceandAcknowledgmentNumbersWindowsize=3Send2NosequenceoracknowledgmentfieldsInternetLayerOverviewIPDatagramDeterminesdestinationupper-layerprotocolInternetControlMessageProtocolAddressResolutionProtocolReverseARPUniqueaddressingallowscommunicationbetweenendstationsPathchoiceisbasedonlocationLocationisrepresentedbyanaddressIPAddressingClassA:ClassB:ClassC:ClassD:MulticastClassE:ResearchIPAddressClassesHostAddresses11111111IPAddressClassesExerciseAnswersNetwork172.16.0.0Network172.16.0.0SubnetAddressingSubnetAddressingSubnetMaskDecimalEquivalentsofBitPatternsSubnetMaskExerciseAnswersBroadcastAddressesAddressingSummaryExampleAddressingSummaryExampleAddressingSummaryExampleAddressingSummaryExampleAddressingSummaryExampleAddressingSummaryExampleAddressingSummaryExampleAddressingSummaryExampleIPHostAddress:172.16.2.121SubnetMask:255.255.255.0SubnetPlanning11111000BroadcastAddressesExerciseAnswersSwitchIPAddressConfigurationRouterIPAddressConfigurationRouterIPAddressConfigurationDefinesstatichostnametoIPaddressmappingHosts/interfacesselectablebynameorIPaddressSpecifiesoneormorehoststhatsupplyhostnametologicaladdressresolutionRouterDisplayHostNamesVLANtoVLANOverviewDividingaPhysicalInterfaceintoSubinterfacesISLEncapsulationRoutingBetweenVLANsRoutingBetweenWANSSummaryReviewQuestions