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
Todd Lammle, CompTIA Network+, CCSI, CCNA/CCNP, is the authority on network certification and internetworking. He is a world-renowned author, speaker, trainer, and consultant. Todd has over 25 years of experience working with LANs, WANs, and large licensed and unlicensed wireless networks. He's president and CEO of GlobalNet Training and Consulting, Inc., a network integration and training firm located in Boulder, Colorado; Dallas, Texas; and San Francisco, California. You can reach Todd through his forum at www.lammle.com/forum.