Chapter 4. Networking

COMPTIA A+ ESSENTIALS EXAM OBJECTIVES COVERED IN THIS CHAPTER:

  • 4.1 Summarize the basics of networking fundamentals, including technologies, devices and protocols

    • Basics of configuring IP addressing and TCP/IP properties (DHCP, DNS)

    • Bandwidth and latency

    • Status indicators

    • Protocols (TCP/IP, NETBIOS)

    • Full duplex, half-duplex

    • Basics of workgroups and domains

    • Common ports: HTTP, FTP, POP, SMTP, TELNET, HTTPS

    • LAN/WAN

    • Hub, switch, and router

    • Identify Virtual Private Networks (VPN)

    • Basic class identification

  • 4.2 Categorize network cables and connectors and their implementations

    • Cables

      • Plenum / PVC

      • UTP (e.g. CAT3, CAT5 / 5e, CAT6)

      • STP

      • Fiber

      • Coaxial cable

    • Connectors

      • RJ45

      • RJ11

  • 4.3 Compare and contrast the different network types

    • Broadband

      • DSL

      • Cable

      • Satellite ...

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