Chapter 1, Introduction to Computer Networks, will teach you about the general concepts of computer networks. In addition, the reader will learn how to build a computer network.
Chapter 2, Communication in Computer Networks, will help you understand about communication protocols in computer networks. In addition, the reader will learn about OSI and TCP/IP reference models, IP addressing, IP subnetting, and Ethernet communication technology.
Chapter 3, Introduction to Switching, will make you familiar with the switch as an intermediary networking device. At the same time, the reader will learn how switches operate and how to connect a switch to a network.
Chapter 4, Setting Up the Switch, will provide an explanation of how to configure a switch in a step-by-step manner.
Chapter 5, Introduction to Routing, will make you familiar with the router as an intermediary networking device. At the same time, you will learn how routers function and how to connect a router to a network.
Chapter 6, Setting Up the Router, will help you understand how to configure a router in a step-by-step manner.
Chapter 7, Network Services and Maintenance, will teach you about the network service and how to enable services on a computer network. In addition, you will become familiar with maintenance process, and you will learn how to maintain the computer network's performance.
Chapter 8, Network Troubleshooting, will help you understand troubleshooting, and then you will be able to rectify errors and problems in computer networks.
Chapter 9, Studying and Preparing for the ICND 1(100-105) Exam, will make you familiar with ICND 1 (100-105) exam and learn how to prepare for and pass it in a simple and convenient way.
Appendix A, Answers to Chapters Questions, contains chapter wise answers to the questions mentioned in the chapters.
Appendix B, Cisco Device Icons, represents the symbols that are used in Cisco Network Topology.
Appendix C, Numbering Systems and Conversions, explains the binary, octal and hexadecimal numbers along with conversions from decimal to binary, octal and hexadecimal.
Appendix D, Boolean Algebra, explains the boolean operations.
Appendix E, Subnetting, explains the method of subnetting using examples.
Appendix F, Cisco Packet Tracer, explains the installation of Cisco Packet Tracer.
Appendix G, Graphical Network Simulator-3 (GNS-3), explains installation of GNS-3.