Transcription of Introduction to Networking Protocols and Architecture
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Introduction to Networking Protocols and Architecture
Raj JainThe Ohio State University2-1 Introduction toIntroduction toNetworking ProtocolsNetworking Protocolsand Architectureand ArchitectureRaj JainProfessor of CISThe Ohio State UniversityColumbus, OH slides are available on-line at: ~jain/cis677-00/Raj JainThe Ohio State University2-2 OverviewOverviewqData Comm vs Networking vs Distributed SystemsqTypes of NetworksqProtocol Layers: OSI and TCP/IP ModelsqConnection-oriented vs connectionlessqLayered packet formatRaj JainThe Ohio State University2-3 Data Communication vs NetworkingData Communication vs NetworkingqCommunication: Two Nodes. Mostly EE : Two or more nodes. More issues, ,routingRaj JainThe Ohio State University2-4 Distributed Systems vs NetworksDistributed Systems vs NetworksqDistributed Systems:qUsers are unaware of underlying , trn instead of \n\bone\0\trnqMostly operating systems are generally under one organization : Users specify the location of :\\ \~jain\qNodes are JainThe Ohio State University2-5 Types of NetworksTypes of NetworksqPoint to point vs BroadcastqCircuit switched vs packet switchedqLocal Area Networks (LAN) 0-2 km,Metropolitan Area Networks (MAN) 2-50 km,Wide Area Networks (WAN) 50+ kmWANBus LANRingLANRaj JainThe Ohio State University2-6 Protocol LayersProtocol LayersPhilosopherTranslatorSecretaryI believe t
The Ohio State University Raj Jain 2- 9 Layering Protocols of a layer perform a similar set of functions All alternatives for a row have the same interfaces Choice of protocols at a layer is independent of those of at other layers. E.g., IP over Ethernet or token ring Need one component of each layer ⇒ Null components Same Interfaces Trans Control Prot
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