CompTIA Network+ Study Guide Authorized Courseware

Todd Lammle , Network+, CCSI, CCNA, is the authority on networking. He has been involved in computers and networking with Fortune 500 companies for almost 30 years. Todd is President of GlobalNet Training, Inc., a networking integration and training firm based in Dallas. He is also the bestselling author of numerous networking and certification books, including the previous edition of the CompTIA Network+ Study Guide and the popular CCNA: Cisco Certified Network Associate Study Guide , with over 600,000 copies in print. You can reach him through his website at www.lammle.com.

Foreword xxv Introduction xxix Assessment Test li Chapter 1 Introduction to Networks 1 Chapter 2 The Open Systems Interconnection Specifications 27 Chapter 3 Networking Topologies, Connectors, and Wiring Standards 53 Chapter 4 The Current Ethernet Specifications 87 Chapter 5 Networking Devices 115 Chapter 6 Introduction to the Internet Protocol 155 Chapter 7 IP Addressing 189 Chapter 8 IP Subnetting, Troubleshooting IP, and Introduction to NAT 211 Chapter 9 Introduction to IP Routing 253 Chapter 10 Routing Protocols 273 Chapter 11 Switching and Virtual LANs 297 Chapter 12 Wireless Networking 335 Chapter 13 Authentication and Access Control 375 Chapter 14 Network Threats and Mitigation 413 Chapter 15 Physical and Hardware Security 449 Chapter 16 Wide Area Networks 485 Chapter 17 Troubleshooting Tools 515 Chapter 18 Software and Hardware Tools 569 Chapter 19 Network Troubleshooting 595 Chapter 20 Management, Monitoring, and Optimization 635 Appendix A Answers to Review Questions 669 Appendix B Answers to Written Labs 703 Appendix C Subnetting Class A 717 Appendix D About the Additional Study Tools 725 Index 729