CompTIA Network+ Certification Kit

Todd Lammle is the authority on Cisco networking. President of GlobalNet Training & Consulting, Inc., a network integration and training firm, Todd has worked with Fortune 500 companies for nearly 35 years. His Cisco book sales have reached almost 1,000,000 copies in print.

CompTIA Network+ Deluxe Study Guide: Exam N10–006


Introduction xxix


Assessment Test xli


Chapter 1 Introduction to Networks 1


Chapter 2 The Open Systems Interconnection Specifications 27


Chapter 3 Networking Topologies, Connectors, and Wiring Standards 55


Chapter 4 The Current Ethernet Specifications 91


Chapter 5 Networking Devices 127


Chapter 6 Introduction to the Internet Protocol 171


Chapter 7 IP Addressing 205


Chapter 8 IP Subnetting, Troubleshooting IP, and Introduction to NAT 233


Chapter 9 Introduction to IP Routing 277


Chapter 10 Routing Protocols 297


Chapter 11 Switching and Virtual LANs 333


Chapter 12 Wireless Networking 377


Chapter 13 Authentication and Access Control 429


Chapter 14 Network Threats and Mitigation 469


Chapter 15 Physical Security and Risk 525


Chapter 16 Wide Area Networks 573


Chapter 17 Troubleshooting Tools 615


Chapter 18 Software and Hardware Tools 671


Chapter 19 Network Troubleshooting 711


Chapter 20 Management, Monitoring, and Optimization 755


Appendix A Answers to the Written Labs 813


Appendix B Answers to Review Questions 827


Appendix C Subnetting Class A 857


Index 865


CompTIA Network+ Review Guide: Exam N10–006


Introduction xxvii


Chapter 1 Domain 1.0 Network Architecture 1


1.1 Explain the Functions and Applications of Various Network Devices 11


1.2 Compare and Contrast the Use of Networking Services and Applications 15


1.3 Install and Configure the Following Network Services and Applications 20


1.4 Explain the Characteristics and Benefits of Various WAN Technologies 28


1.5 Install and Properly Terminate Various Cable Types and Connectors Using Appropriate Tools 39


1.6 Differentiate between Common Network Topologies 57


1.7 Differentiate between Network Infrastructure Implementations 62


1.8 Given a Scenario, Implement and Configure the Appropriate Addressing Schema 66


1.9 Explain the Basics of Routing Concepts and Protocols 79


1.10 Identify the Basic Elements of Unified Communication Technologies 85


1.11 Compare and Contrast Technologies That Support Cloud and Virtualization 87


1.12 Given a Set of Requirements, Implement a Basic Network 90


Chapter 2 Domain 2.0 Network Operations 95


2.1 Given a Scenario, Use Appropriate Monitoring Tools 100


2.2 Given a Scenario, Analyze Metrics and Reports from Monitoring and Tracking Performance Tools 106


2.3 Given a Scenario, Use Appropriate Resources to Support Configuration Management 110


2.4 Explain the Importance of Implementing Network Segmentation 112


2.5 Given a Scenario, Install and Apply Patches and Updates 116


2.6 Given a Scenario, Configure a Switch Using Proper Features 119


2.7 Install and Configure Wireless LAN Infrastructure and Implement the Appropriate Technologies in Support of Wireless Capable Devices 125


Chapter 3 Domain 3.0 Network Security 135


3.1 Compare and Contrast Risk Related Concepts 141


3.2 Compare and contrast common network vulnerabilities and threats 145


3.3 Given a Scenario, Implement Network Hardening Techniques 154


3.4 Compare and Contrast Physical Security Controls 163


3.5 Given a Scenario, Install and Configure a Basic Firewall 165


3.6 Explain the Purpose of Various Network Access Control Methods 169


3.7 Summarize Basic Forensic Concepts 171


Chapter 4 Domain 4.0 Troubleshooting 177


4.1 Given a Scenario, Implement the Following Network Troubleshooting Methodology 183


4.2 Given a Scenario, Analyze and Troubleshoot the Output of Troubleshooting Tools 186


4.3 Given a Scenario, Troubleshoot and Resolve Common Wireless Issues 200


4.4 Given a Scenario, Troubleshoot and Resolve Common Copper Cable Issues 206


4.5 Given a Scenario, Troubleshoot and Resolve Common Fiber Cable Issues 210


4.6 Given a Scenario, Troubleshoot and Resolve Common Network Issues 211


4.7 Given a Scenario, Troubleshoot and Resolve Common Security Issues 216


4.8 Given a Scenario, Troubleshoot and Resolve Common WAN Issues 222


Chapter 5 Domain 5.0 Industry Standards, Practices, and Network Theory 229


5.1 Analyze a Scenario and Determine the Corresponding OSI Layer 235


5.2 Explain the Basics of Network Theory and Concepts 237


5.3 Given a Scenario, Deploy the Appropriate Wireless Standard 246


5.4 Given a Scenario, Deploy the Appropriate Wired Connectivity Standard 249


5.5 Given a Scenario, Implement the Appropriate Policies or Procedures 251


5.6 Summarize Safety Practices 253


5.7 Given a Scenario, Install and Configure Equipment in the Appropriate Location Using Best Practices 256


5.8 Explain the Basics of Change Management Procedures 260


5.9 Compare and Contrast the Following Ports and Protocols 263


5.10 Given a Scenario, Configure and Apply the Appropriate Ports and Protocols 267


Appendix Answers to Review Questions 273


Index 279