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CompTIA Network+ Study Guide: Exam N10-007

You're reading from   CompTIA Network+ Study Guide: Exam N10-007 Todd Lammle's bestselling CompTIA Network+ Study Guide for the N10-007 exam!

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Product type Paperback
Published in May 2018
Publisher Wiley
ISBN-13 9781119432258
Length 1008 pages
Edition 4th Edition
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Author (1):
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Todd Lammle Todd Lammle
Author Profile Icon Todd Lammle
Todd Lammle
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Table of Contents (27) Chapters Close

1. Introduction FREE CHAPTER 2. Chapter 1: Introduction to Networks 3. Chapter 2: The Open Systems Interconnection Specifications 4. Chapter 3: Networking Topologies, Connectors, and Wiring Standards 5. Chapter 4: The Current Ethernet Specifications 6. Chapter 5: Networking Devices 7. Chapter 6: Introduction to the Internet Protocol 8. Chapter 7: IP Addressing 9. Chapter 8: IP Subnetting, Troubleshooting IP, and Introduction to NAT 10. Chapter 9: Introduction to IP Routing 11. Chapter 10: Routing Protocols 12. Chapter 11: Switching and Virtual LANs 13. Chapter 12: Wireless Networking 14. Chapter 13: Authentication and Access Control 15. Chapter 14: Network Threats and Mitigation 16. Chapter 15: Physical Security and Risk 17. Chapter 16: Wide Area Networks 18. Chapter 17: Troubleshooting Tools 19. Chapter 18: Software and Hardware Tools 20. Chapter 19: Network Troubleshooting 21. Chapter 20: Management, Monitoring, and Optimization 22. Index
23. Advert
24. EULA
Appendix A: Answers to Written Labs
1. Appendix B: Answers to Review Questions
2. Appendix C: Subnetting Class A

Narrowing Down the Problem

When initially faced with a network problem in its entirety, it’s easy to get totally overwhelmed. That’s why it’s a great strategy to start by narrowing things down to the source of the problem. To help you achieve that goal, it’s always wise to ask the right questions. You can begin doing just that with this list of questions to ask yourself:

  • Did you check the super simple stuff (SSS)?
  • Is hardware or software causing the problem?
  • Is it a workstation or server problem?
  • Which segments of the network are affected?
  • Are there any cabling issues?

Did You Check the Super Simple Stuff?

Yes—it sounds like a snake’s hiss (appropriate for a problem, right?), but exactly what’s on the SSS list that you should be checking first, and why? Well, as the saying goes, “All things being equal, the simplest explanation is probably the correct one,” so you probably won’t be stunned and amazed when I tell...

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