Stack,application: supporting network applications FTP, SMTP, HTTP transport: process-process data transfer TCP, UDP network: routing of datagrams from source to destination IP, routing protocols link: data transfer between neighboring network elements PPP, Ethernet, Wi-Fi physical: bits “on the wi...
Presentation_ID The world is changing. Technology is revolutionizing almost every aspect of our lives. Behind the technology revolution you’ll find networks and behind the networks, you’ll find people. The only thing holding us back is knowledge. Power of the Network. Now. [Demo technology?
supportingnetworkapplications–FTP,SMTP,HTTP•transport:process-processdatatransfer–TCP,UDP•network:routingofdatagramsfromsourcetodestination–IP,routingprotocols•link:datatransferbetweenneighboringnetworkelements–PPP,Ethernet,Wi-Fi•physical:bits“onthewire”.5ISO/OSIreferencemodel•presentation:allow...
,forresourcesharing,issocalledcomputernetwork.2022/12/19ComputerNetworks-1-Part19DifferencesbetweencomputernetworksanddistributedsystemKeydistinctionisthatinadistributedsystem,theexistenceofmultipleautonomouscomputersistransparenttousers.Itlookslikeavirtualmachinewithuniprocessor.Withanetwork,usersmustexplicitlylogontoone...
* * Computer network Chapter 1 Introduction 郭 斌 Topics What is Computer Networks Uses of Computer Networks Components of Computer Networks Reference Model of Computer Networks Basic Concepts of Data Transmission What is Computer Network Collection of autonomous computers interconnected by a single ...
1．2．3ComputernetworkoperatingsystemSingleoperationNetworkmanagement1．2．4networkdevicesServer,workstation,networkcard,modem,communicationlines,communicationequipment.Dualfunctionofthesoftware modem networkcard INTERNET与 modem 1.3ComputerLAN 1.3.1CharacteristicsSmallrangeThetransmissionrateisgenerally...
Definethetermcomputerandidentifyitscomponents Explainwhyacomputerisapowerfultool Recognizethepurposeofanetwork DiscusstheusesoftheInternetandtheWorldWideWeb Distinguishbetweeninstallingandrunningaprogram Identifythetypesofsoftware Describethecategoriesofcomputers Determinehowtheelementsofaninformationsysteminteract Identifythe...
computerliteracyDefinethetermcomputerandidentifyitscomponentsExplainwhyacomputerisa powerfultoolRecognizethepurposeofanetworkDiscusstheusesoftheInternetandtheWorldWideWebDistinguishbetweeninstallingandrunningaprogramIdentifythetypesofsoftwareDescribethecategoriesofcomputersDeterminehowtheelementsofaninformationsysteminteractIdentify...
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计算机网络(第5版),清华大学出版社,严伟潘爱民 译ppt Chapter1-Introduction Introduction Chapter1 .,FifthEditionbyAndrewTanenbaumandDavidWetherall,©PearsonEducation-PrenticeHall,2011 UsesofComputerNetworks •BusinessApplications•HomeApplications•MobileUsers•SocialIssues .2 BusinessApplications(1)Anetwork...