Introduction to Networks Companion Guide (CCNAv7)

Introduction to Networks Companion Guide (CCNAv7)

by Cisco Networking Academy
Released July 2020
Publisher(s): Cisco Press
ISBN: 9780136633679

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Book description

Introduction to Networks Companion Guide is the official supplemental textbook for the Introduction to Networks course in the Cisco Networking Academy CCNA curriculum.

The course introduces the architecture, protocols, functions, components, and models of the internet and computer networks. The principles of IP addressing and fundamentals of Ethernet concepts, media, and operations are introduced to provide a foundation for the curriculum. By the end of the course, you will be able to build simple LANs, perform basic configurations for routers and switches, understand the fundamentals of network security, and implement IP addressing schemes.

The Companion Guide is designed as a portable desk reference to use anytime, anywhere to reinforce the material from the course and organize your time.

The books features help you focus on important concepts to succeed in this course:

* Chapter objectives: Review core concepts by answering the focus questions listed at the beginning of each chapter.

* Key terms: Refer to the lists of networking vocabulary introduced and highlighted in context in each chapter.

* Glossary: Consult the comprehensive Glossary with more than 300 terms.

* Summary of Activities and Labs: Maximize your study time with this complete list of all associated practice exercises at the end of each chapter.

* Check Your Understanding: Evaluate your readiness with the end-of-chapter questions that match the style of questions you see in the online course quizzes. The answer key explains each answer.

* How To: Look for this icon to study the steps you need to learn to perform certain tasks.

* Interactive Activities: Reinforce your understanding of topics with dozens of exercises from the online course identified throughout the book with this icon.

* Videos: Watch the videos embedded within the online course.

* Packet Tracer Activities: Explore and visualize networking concepts using Packet Tracer. There are multiple exercises interspersed throughout the chapters and provided in the accompanying Labs & Study Guide book.

* Hands-on Labs: Work through all the labs and other activities that are included in the course and published in the separate Labs & Study Guide.

This book is offered exclusively for students enrolled in Cisco Networking Academy courses. It is not designed for independent study or professional certification preparation. Visit netacad.com to learn more about program options and requirements.

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Table of contents

  1. Cover Page
  2. About This eBook
  3. Title Page
  4. Copyright Page
  5. About the Contributing Authors
  6. Contents at a Glance
  7. Reader Services
  8. Contents
  9. Command Syntax Conventions
  10. Introduction
    1. Who Should Read This Book
    2. Book Features
    3. How This Book Is Organized
  11. Figure Credits
  12. Chapter 1. Networking Today
    1. Objectives
    2. Key Terms
    3. Introduction (1.0)
    4. Networks Affect Our Lives (1.1)
    5. Network Components (1.2)
    6. Network Representations and Topologies (1.3)
    7. Common Types of Networks (1.4)
    8. Internet Connections (1.5)
    9. Reliable Networks (1.6)
    10. Network Trends (1.7)
    11. Network Security (1.8)
    12. The IT Professional (1.9)
    13. Summary (1.10)
    14. Practice
    15. Check Your Understanding Questions
  13. Chapter 2. Basic Switch and End Device Configuration
    1. Objectives
    2. Key Terms
    3. Introduction (2.0)
    4. Cisco IOS Access (2.1)
    5. IOS Navigation (2.2)
    6. The Command Structure (2.3)
    7. Basic Device Configuration (2.4)
    8. Save Configurations (2.5)
    9. Ports and Addresses (2.6)
    10. Configure IP Addressing (2.7)
    11. Verify Connectivity (2.8)
    12. Summary (2.9)
    13. Practice
    14. Check Your Understanding Questions
  14. Chapter 3. Protocols and Models
    1. Objectives
    2. Key Terms
    3. Introduction (3.0)
    4. The Rules (3.1)
    5. Protocols
    6. Protocol Suites (3.3)
    7. Standards Organizations (3.4)
    8. Reference Models (3.5)
    9. Data Encapsulation (3.6)
    10. Data Access (3.7)
    11. Summary (3.8)
    12. Practice
    13. Check Your Understanding Questions
  15. Chapter 4. Physical Layer
    1. Objectives
    2. Key Terms
    3. Introduction (4.0)
    4. Purpose of the Physical Layer (4.1)
    5. Physical Layer Characteristics (4.2)
    6. Copper Cabling (4.3)
    7. UTP Cabling (4.4)
    8. Fiber-Optic Cabling (4.5)
    9. Wireless Media (4.6)
    10. Summary (4.7)
    11. Practice
    12. Check Your Understanding Questions
  16. Chapter 5. Number Systems
    1. Objectives
    2. Key Terms
    3. Introduction (5.0)
    4. Binary Number System (5.1)
    5. Hexadecimal Number System (5.2)
    6. Summary (5.3)
    7. Practice
    8. Check Your Understanding Questions
  17. Chapter 6. Data Link Layer
    1. Objectives
    2. Key Terms
    3. Introduction (6.0)
    4. Purpose of the Data Link Layer (6.1)
    5. Topologies (6.2)
    6. Data Link Frame (6.3)
    7. Summary (6.4)
    8. Practice
    9. Check Your Understanding Questions
  18. Chapter 7. Ethernet Switching
    1. Objectives
    2. Key Terms
    3. Introduction (7.0)
    4. Ethernet Frames (7.1)
    5. Ethernet MAC Address (7.2)
    6. The MAC Address Table (7.3)
    7. Switch Speeds and Forwarding Methods (7.4)
    8. Summary (7.5)
    9. Practice
    10. Check Your Understanding Questions
  19. Chapter 8. Network Layer
    1. Objectives
    2. Key Terms
    3. Introduction (8.0)
    4. Network Layer Characteristics (8.1)
    5. IPv4 Packet (8.2)
    6. IPv6 Packet (8.3)
    7. How a Host Routes (8.4)
    8. Introduction to Routing (8.5)
    9. Summary (8.6)
    10. Practice
    11. Check Your Understanding Questions
  20. Chapter 9. Address Resolution
    1. Objectives
    2. Key Terms
    3. Introduction (9.0)
    4. MAC and IP (9.1)
    5. ARP (9.2)
    6. IPv6 Neighbor Discovery (9.3)
    7. Summary (9.4)
    8. Practice
    9. Check Your Understanding Questions
  21. Chapter 10. Basic Router Configuration
    1. Objectives
    2. Introduction (10.0)
    3. Configure Initial Router Settings (10.1)
    4. Configure Interfaces (10.2)
    5. Configure the Default Gateway (10.3)
    6. Summary (10.4)
    7. Practice
    8. Check Your Understanding Questions
  22. Chapter 11. IPv4 Addressing
    1. Objectives
    2. Key Terms
    3. Introduction (11.0)
    4. IPv4 Address Structure (11.1)
    5. IPv4 Unicast, Broadcast, and Multicast (11.2)
    6. Types of IPv4 Addresses (11.3)
    7. Network Segmentation (11.4)
    8. Subnet an IPv4 Network (11.5)
    9. Subnet a Slash 16 and a Slash 8 Prefix (11.6)
    10. Subnet to Meet Requirements (11.7)
    11. VLSM (11.8)
    12. Structured Design (11.9)
    13. Summary (11.10)
    14. Practice
    15. Check Your Understanding Questions
  23. Chapter 12. IPv6 Addressing
    1. Objectives
    2. Key Terms
    3. Introduction (12.0)
    4. IPv4 Issues (12.1)
    5. IPv6 Address Representation (12.2)
    6. IPv6 Address Types (12.3)
    7. GUA and LLA Static Configuration (12.4)
    8. Dynamic Addressing for IPv6 GUAs (12.5)
    9. Dynamic Addressing for IPv6 LLAs (12.6)
    10. IPv6 Multicast Addresses (12.7)
    11. Subnet an IPv6 Network (12.8)
    12. Summary (12.9)
    13. Practice
    14. Check Your Understanding Questions
  24. Chapter 13. ICMP
    1. Objectives
    2. Introduction (13.0)
    3. ICMP Messages (13.1)
    4. Ping and Traceroute Tests (13.2)
    5. Summary (13.3)
    6. Practice
    7. Check Your Understanding Questions
  25. Chapter 14. Transport Layer
    1. Objectives
    2. Key Terms
    3. Introduction (14.0)
    4. Transportation of Data (14.1)
    5. TCP Overview (14.2)
    6. UDP Overview (14.3)
    7. Port Numbers (14.4)
    8. TCP Communication Process (14.5)
    9. Reliability and Flow Control (14.6)
    10. UDP Communication (14.7)
    11. Summary (14.8)
    12. Practice
    13. Check Your Understanding Questions
  26. Chapter 15. Application Layer
    1. Objectives
    2. Key Terms
    3. Introduction (15.0)
    4. Application, Presentation, and Session (15.1)
    5. Peer-to-Peer (15.2)
    6. Web and Email Protocols (15.3)
    7. IP Addressing Services (15.4)
    8. File Sharing Services (15.5)
    9. Summary
    10. Practice
    11. Check Your Understanding Questions
  27. Chapter 16. Network Security Fundamentals
    1. Objectives
    2. Key Terms
    3. Introduction (16.0)
    4. Security Threats and Vulnerabilities (16.1)
    5. Network Attacks (16.2)
    6. Network Attack Mitigations (16.3)
    7. Device Security (16.4)
    8. Summary
    9. Practice
    10. Check Your Understanding Questions
  28. Chapter 17. Build a Small Network
    1. Objectives
    2. Key Terms
    3. Introduction (17.0)
    4. Devices in a Small Network (17.1)
    5. Small Network Applications and Protocols (17.2)
    6. Scale to Larger Networks (17.3)
    7. Verify Connectivity (17.4)
    8. Host and IOS Commands (17.5)
    9. Troubleshooting Methodologies (17.6)
    10. Troubleshooting Scenarios (17.7)
    11. Summary (17.8)
    12. Practice
    13. Check Your Understanding Questions
  29. Appendix A. Answers to “Check Your Understanding” Questions
  30. Key Terms Glossary
  31. Index
  32. Code Snippets

Product information

  • Title: Introduction to Networks Companion Guide (CCNAv7)
  • Author(s): Cisco Networking Academy
  • Release date: July 2020
  • Publisher(s): Cisco Press
  • ISBN: 9780136633679