Table of Contents
Preface
Section 1: Network and Security Concepts
Chapter 1: Exploring Networking Concepts
Technical requirements
The functions of the network layers
The OSI reference model
The TCP/IP protocol suite
Understanding the purpose of various network protocols
Transmission Control Protocol
User Datagram Protocol
Internet Protocol
The Internet Control Message Protocol
Lab – inspecting ICMP messages with Wireshark
Summary
Questions
Further reading
Chapter 2: Exploring Network Components and Security Systems
Technical requirements
Exploring various network services
Address Resolution Protocol
Domain Name System
Dynamic Host Configuration Protocol
Discovering the role and operations of network devices
Hubs
Switches
Layer 3 switches
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