1INTRODUCTION
1.1USESOFCOMPUTERNETWORKS
1.1.1BusinessApplications
1.1.2HomeApplications
1.1.3MobileUsers
1.1.4SocialIssues
1.2NETWORKHARDWARE
1.2.1LocalAreaNetworks
1.2.2MetropolitanAreaNetworks
1.2.3WideAreaNetworks
1.2.4WirelessNetworks
1.2.5HomeNetworks
1.2.6Internetworks
1.3NETWORKSOFTWARE
1.3.1ProtocolHierarchies
1.3.2DesignIssuesfortheLayers
1.3.3Connection-OrientedandConnectionlessServices
1.3.4ServicePrimitives
1.3.5TheRelationshipofServicestoProtocols
1.4REFERENCEMODELS
1.4.1TheOSIReferenceModel
1.4.2TheTCP/IPReferenceModel
1.4.3AComparisonoftheOSIandTCP/IPReferenceModels
1.4.4ACritiqueoftheOSIModelandProtocols
1.4.5ACritiqueoftheTCP/IPReferenceModel
1.5EXAMPLENETWORKS
1.5.1TheInternet
1.5.2Connection-OrientedNetworks:X.25,FrameRelay,andATM
1.5.3Ethernet
1.5.4WirelessLANs:802.11
1.6NETWORKSTANDARDIZATION
1.6.1WhosWhointheTelecommunicationsWorld
1.6.2WhosWhointheInternationalStandardsWorld
1.6.3WhosWhointheInternetStandardsWorld
1.7METRICUNITS
1.8OUTLINEOFTHERESTOFTHEBOOK
1.9SUMMARY
2THEPHYSICALLAYER
2.1THETHEORETICALBASISFORDATACOMMUNICATION
2.1.1FourierAnalysis
2.1.2Bandwidth-LimitedSignals
2.1.3TheMaximumDataRateofaChannel
2.2GUIDEDTRANSMISSIONMEDIA
2.2.1MagneticMedia
2.2.2TwistedPair
2.2.3CoaxialCable
2.2.4FiberOptics
2.3WIRELESSTRANSMISSION
2.3.1TheElectromagneticSpectrum
2.3.2RadioTransmission
2.3.3MicrowaveTransmission
2.3.4InfraredandMillimeterWaves
2.3.5LightwaveTransmission
2.4COMMUNICATIONSATELLITES
2.4.1GeostationarySatellites
2.4.2Medium-EarthOrbitSatellites
2.4.3Low-EarthOrbitSatellites
2.4.4SatellitesversusFiber
2.5THEPUBLICSWITCHEDTELEPHONENETWORK
2.5.1StructureoftheTelephoneSystem
2.5.2ThePoliticsofTelephones
2.5.3TheLocalLoop:Modems,ADSL,andWireless
2.5.4TrunksandMultiplexing
2.5.5Switching
2.6THEMOBILETELEPHONESYSTEM
2.6.1First-GenerationMobilePhones:AnalogVoice
2.6.2Second-GenerationMobilePhones:DigitalVoice
2.6.3Third-GenerationMobilePhones:DigitalVoiceandData
2.7CABLETELEVISION
2.7.1CommunityAntennaTelevision
2.7.2InternetoverCable
2.7.3SpectrumAllocation
2.7.4CableModems
2.7.5ADSLversusCable
2.8SUMMARY
3THEDATALINKLAYER
4THEMEDIUMACCESSCONTROLSUBLAYER
5THENETWORKLAYER
6THETRANSPORTLAYER
7THEAPPLICATIONLAYER
8NETWORKSECURITY
9READINGLISTANDBIBLIOGRAPHY
INDEX