CCENT: Cisco Certified Entry Networking Technician, Study Guide -- Acknowledgments -- About the Author -- Contents at a Glance -- Contents -- Introduction -- Assessment Test -- Answers to Assessment Test -- Chapter 1: Internetworking -- Internetworking Basics -- Internetworking Models -- The OSI Reference Model -- Ethernet Networking -- Ethernet Cabling -- Data Encapsulation -- The Cisco Three-Layer Hierarchical Model -- Summary -- Exam Essentials -- Written Lab 1 -- Review Questions -- Answers to Review Questions -- Answers to Written Lab 1 -- Chapter 2: Internet Protocols -- TCP/IP and the DoD Model -- IP Addressing -- Broadcast Addresses -- Summary -- Exam Essentials -- Written Lab 2 -- Review Questions -- Answers to Review Questions -- Answers to Written Lab 2 -- Chapter 3: IP Subnetting, Variable Length Subnet Masks (VLSMs), Troubleshooting IP, and Introduction to NAT -- Subnetting Basics -- Variable Length Subnet Masks (VLSMs) -- Troubleshooting IP Addressing -- Introduction to Network Address Translation (NAT) -- Types of Network Address Translation -- NAT Names -- How NAT Works -- Summary -- Exam Essentials -- Written Labs 3 -- Review Questions -- Answers to Review Questions -- Answers to Written Lab 3.1 -- Answers to Written Lab 3.2 -- Answers to Written Lab 3.3 -- Chapter 4: Introduction to the Cisco IOS and SDM -- The IOS User Interface -- Command-Line Interface (CLI) -- Router and Switch Administrative Configurations -- Router Interfaces -- Viewing, Saving, and Erasing Configurations -- Cisco's Security Device Manager (SDM) -- Summary -- Exam Essentials -- Written Lab 4 -- Hands-on Labs -- Review Questions -- Answers to Review Questions -- Answers to Written Lab 4 -- Chapter 5: Managing a Cisco Internetwork -- The Internal Components of a Cisco Router -- The Router Boot Sequence -- Managing Configuration Register.

Backing Up and Restoring the Cisco IOS -- Backing Up and Restoring the Cisco Configuration -- Using Cisco Discovery Protocol (CDP) -- Using Telnet -- Resolving Hostnames -- Checking Network Connectivity and Troubleshooting -- Summary -- Exam Essentials -- Written Lab 5 -- Hands-on Labs -- Review Questions -- Answers to Review Questions -- Answers to Written Lab 5 -- Chapter 6: IP Routing -- Routing Basics -- The IP Routing Process -- Configuring IP Routing in Our Network -- Dynamic Routing -- Distance-Vector Routing Protocols -- Routing Information Protocol (RIP) -- Interior Gateway Routing Protocol (IGRP) -- Verifying Your Configurations -- Summary -- Exam Essentials -- Written Lab 6 -- Hands-on Labs -- Review Questions -- Answers to Review Questions -- Answers to Written Lab 6 -- Chapter 7: Layer 2 Switching -- Before Layer 2 Switching -- Switching Services -- Spanning Tree Protocol (STP) -- LAN Switch Types -- Summary -- Exam Essentials -- Written Lab 7 -- Review Questions -- Answers to Review Questions -- Answers to Written Lab 7 -- Chapter 8: Wireless Technologies -- Introducing Wireless Technology -- The 802.11 Standards -- Basic Service Sets -- Wireless Security -- Summary -- Exam Essentials -- Written Lab 8 -- Review Questions -- Answers to Review Questions -- Answers to Written Lab 8 -- Chapter 9: Security -- Introduction to Security -- Mitigating Security Threats -- Virtual Private Networks -- Summary -- Exam Essentials -- Written Lab 9 -- Review Questions -- Answers to Review Questions -- Answers to Written Lab 9 -- Chapter 10: Introduction to Wide Area Networks -- Introduction to Wide Area Networks -- Cabling the Wide Area Network -- High-Level Data-Link Control (HDLC) Protocol -- Point-to-Point Protocol (PPP) -- Summary -- Exam Essentials -- Written Lab 10 -- Hands-on Labs -- Review Questions -- Answers to Review Questions.

Answers to Written Lab 10 -- Appendix A: About the Companion CD -- What You'll Find on the CD -- System Requirements -- Using the CD -- Troubleshooting -- Glossary -- Index.