2. CCNA Operation.of.Data.Networks.1.00.pdf - Operation of...

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1 Operation of Data Networks Network Devices and Components Interpreting Network Diagrams OSI and TCP/IP Models Web, VoIP, and Network Applications Understanding Network Traffic Flows Network Devices and Components Four major components – Endpoints PCs, Servers, Printers, Smart Phones, etc. – Interconnections NIC cards, Media, Connectors – Switches Connects endpoints to the Local Area Network (LAN) – Routers Connect multiple LANs to form Internetworks Chooses best path between LAN and Wide Area Network (WAN)
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