© 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard...
-
Upload
dylan-sullivan -
Category
Documents
-
view
217 -
download
0
Transcript of © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard...
![Page 1: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/1.jpg)
© 2003 Prentice Hall, Inc. C-1
Appendix CComputer Networking
Information Systems TodayInformation Systems TodayLeonard Jessup and Joseph ValacichLeonard Jessup and Joseph Valacich
![Page 2: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/2.jpg)
© 2003 Prentice Hall, Inc. C-2
Appendix C Objectives
Understand networking fundamentalsUnderstand networking fundamentals Understand network services and Understand network services and
transmission mediatransmission media Understand network software and hardwareUnderstand network software and hardware
![Page 3: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/3.jpg)
© 2003 Prentice Hall, Inc. C-3
Networking Fundamentals
Network consists of:Network consists of: ServersServers – provides services – provides services ClientsClients – requests services – requests services PeersPeers – both requests and provides services – both requests and provides services
Types of networksTypes of networks Server-centricServer-centric networks networks Peer-to-peerPeer-to-peer networks networks
![Page 4: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/4.jpg)
© 2003 Prentice Hall, Inc. C-4
![Page 5: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/5.jpg)
© 2003 Prentice Hall, Inc. C-5
Networking Fundamentals
Network ServicesNetwork Services File servicesFile services Print servicesPrint services Message servicesMessage services Applications servicesApplications services
![Page 6: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/6.jpg)
© 2003 Prentice Hall, Inc. C-6
Networking Fundamentals
Network Operating System (NOS)Network Operating System (NOS) Two parts:Two parts:
System software that runs on the serverSystem software that runs on the serverClient software on each workstationClient software on each workstation
ExamplesExamplesBanyan VinesBanyan VinesNovell NetWareNovell NetWareMicrosoft LAN ManagerMicrosoft LAN ManagerLANtasticLANtastic
![Page 7: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/7.jpg)
© 2003 Prentice Hall, Inc. C-7
Networking Fundamentals
Transmission MediaTransmission Media The pathway to send data and information The pathway to send data and information
between two or more entities on a networkbetween two or more entities on a network BandwidthBandwidth – transmission capacity – transmission capacity AttenuationAttenuation – weakening of a signal over distance – weakening of a signal over distance EMIEMI – electromagnetic interference – electromagnetic interference
![Page 8: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/8.jpg)
© 2003 Prentice Hall, Inc. C-8
Networking Fundamentals
Cable MediaCable Media Twisted pair cableTwisted pair cable Coaxial cable (“coax”)Coaxial cable (“coax”) Fiber-optic cableFiber-optic cable
![Page 9: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/9.jpg)
© 2003 Prentice Hall, Inc. C-9
![Page 10: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/10.jpg)
© 2003 Prentice Hall, Inc. C-10
![Page 11: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/11.jpg)
© 2003 Prentice Hall, Inc. C-11
![Page 12: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/12.jpg)
© 2003 Prentice Hall, Inc. C-12
Networking Fundamentals
Wireless MediaWireless Media Infrared line of sightInfrared line of sight High-frequency radioHigh-frequency radio
Pager – one way wirelessPager – one way wirelessCellular phone – two way wirelessCellular phone – two way wirelessWireless LANsWireless LANs
MicrowaveMicrowaveTerrestrialTerrestrialSatelliteSatellite
![Page 13: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/13.jpg)
© 2003 Prentice Hall, Inc. C-13
Network Software and Hardware
Media access controlMedia access control Rules that govern how a workstation gains Rules that govern how a workstation gains
access to the networkaccess to the networkDistributed access controlDistributed access control
• Token passingToken passingRandom access controlRandom access control
• ““Listens” for network trafficListens” for network traffic
![Page 14: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/14.jpg)
© 2003 Prentice Hall, Inc. C-14
Network Software and Hardware
Network topologiesNetwork topologies Star networkStar network Ring networkRing network Bus networkBus network
![Page 15: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/15.jpg)
© 2003 Prentice Hall, Inc. C-15
![Page 16: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/16.jpg)
© 2003 Prentice Hall, Inc. C-16
![Page 17: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/17.jpg)
© 2003 Prentice Hall, Inc. C-17
![Page 18: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/18.jpg)
© 2003 Prentice Hall, Inc. C-18
Network Software and Hardware
ProtocolsProtocols OSI model – open systems interconnectionOSI model – open systems interconnection EthernetEthernet TCP/IPTCP/IP
![Page 19: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/19.jpg)
© 2003 Prentice Hall, Inc. C-19
Network Software and Hardware Connectivity hardwareConnectivity hardware
1.1. Transmission Media ConnectorsTransmission Media Connectors2.2. Network interface card (NIC)Network interface card (NIC)3.3. ModemsModems4.4. RepeatersRepeaters5.5. HubsHubs6.6. BridgesBridges7.7. MultiplexersMultiplexers8.8. RoutersRouters9.9. BroutersBrouters10.10. Channel service unitsChannel service units11.11. GatewayGateway
![Page 20: © 2003 Prentice Hall, Inc.C-1 Appendix C Computer Networking Information Systems Today Leonard Jessup and Joseph Valacich.](https://reader035.fdocuments.net/reader035/viewer/2022070403/56649f285503460f94c40fd2/html5/thumbnails/20.jpg)
© 2003 Prentice Hall, Inc. C-20