CHAPTER 4Ethernet Basics
The CompTIA Network+ certification exam expects you to know how to
• 1.2 Classify how applications, devices, and protocols relate to the OSI model layers: switch, bridge
• 1.4 Explain the purpose and properties of routing and switching: broadcast domain vs. collision domain
• 2.5 Given a scenario, troubleshoot common router and switch problems: switching loop, bad cables, port configuration
• 3.1 Categorize standard media types and associated properties: STP, crossover, media converters, distance and speed limitations
• 3.2 Categorize standard connector types based on network media: RJ-45, RJ-11
• 3.7 Compare and contrast different LAN technologies: Types: Ethernet, 10BaseT; Properties: CSMA/CD, broadcast, collision ...
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