Table of Contents
Cover
Title Page
Copyright
Dedication
Acknowledgments
About the Author
About the Technical Editor
Introduction
What Is Network+ Certification?
Is This Book for You?
How Is This Book Organized?
Interactive Online Learning Environment and Test Bank
Tips for Taking the Network+ Exam
How to Contact the Publisher
The Exam Objectives
The Network+ Exam Objectives
Objective Map
Network+ Acronyms
Network+ Proposed Hardware and Software
Chapter 1: Domain 1.0: Networking Fundamentals
1.1 Compare and contrast the Open Systems Interconnection (OSI) model layers
and encapsulation concepts.
1.2 Explain the characteristics of network topologies and network types.
1.3 Summarize the types of cables and connectors and explain which is the
appropriate type for a solution.
1.4 Given a scenario, configure a subnet and use appropriate IP addressing
schemes.
1.5 Explain common ports and protocols, their application, and encrypted
alternatives.
1.6 Explain the use and purpose of network services.
1.7 Explain basic corporate and datacenter network architecture.
1.8 Summarize cloud concepts and connectivity options.

Review Questions
Chapter 2: Domain 2.0: Network Implementations
2.1 Compare and contrast various devices, their features, and their appropriate
placement on the network.
2.2 Compare and contrast routing technologies and bandwidth management
concepts.
2.3 Given a scenario, configure and deploy common Ethernet switching features.
2.4 Given a scenario, install and configure the appropriate wireless standards and
technologies.
Review Questions
Chapter 3: Domain 3.0: Network Operations
3.1 Given a scenario, use the appropriate statistics and sensors to ensure network
availability.
3.2 Explain the purpose of organizational documents and policies.
3.3 Explain high availability and disaster recovery concepts and summarize which
is the best solution.
Review Questions
Chapter 4: Domain 4.0: Network Security
4.1 Explain common security concepts.
4.2 Compare and contrast common types of attacks.
4.3 Given a scenario, apply network hardening techniques.
4.4 Compare and contrast remote access methods and security implications.
4.5 Explain the importance of physical security.
Review Questions
Chapter 5: Domain 5.0: Network Troubleshooting
5.1 Explain the network troubleshooting methodology.
5.2 Given a scenario, troubleshoot common cable connectivity issues and select the
appropriate tools.
5.3 Given a scenario, use the appropriate network software tools and commands.
5.4 Given a scenario, troubleshoot common wireless connectivity issues.
5.5 Given a scenario, troubleshoot general networking issues.
Review Questions
Appendix: Answers to Review Questions
Chapter 1: Domain 1.0: Networking Fundamentals
Chapter 2: Domain 2.0: Network Implementations

Chapter 3: Domain 3.0: Network Operations
Chapter 4: Domain 4.0: Network Security
Chapter 5: Domain 5.0: Network Troubleshooting
Index
Online Test Bank
Register and Access the Online Test Bank
End User License Agreement
List of Tables
Chapter 1
TABLE 1.1 Fiber-optic cable specifications
TABLE 1.2 Cable categories and speeds
TABLE 1.3 AND Truth Table
TABLE 1.4 Key features of UDP and TCP
Chapter 2
TABLE 2.1 Cisco administrative distances
TABLE 2.2 DSCP markings
TABLE 2.3 IEEE STP link costs
TABLE 2.4 802.1D vs. 802.1w port states
Chapter 3
TABLE 3.1 Severity levels
TABLE 3.2 Uptime for nines of an SLA
Chapter 5
TABLE 5.1 Rollover cable pinouts
TABLE 5.2 EIA/TIA 568 crossover cabling
TABLE 5.3 RF absorption rates by common material
List of Illustrations
Chapter 1
FIGURE 1.1 The layers of the OSI
FIGURE 1.2 Transport server port binding

FIGURE 1.3 Transport client requests
FIGURE 1.4 Logical network addressing
FIGURE 1.5 Network layer protocol numbers
FIGURE 1.6 The Data Link layer and the sublayers within
FIGURE 1.7 The LLC sublayer and the Network layer
FIGURE 1.8 An Ethernet II frame
FIGURE 1.9 MAC address format
FIGURE 1.10 OSI layers and PDUs
FIGURE 1.11 Encapsulation and decapsulation
FIGURE 1.12 UDP segment
FIGURE 1.13 TCP three-way handshake
FIGURE 1.14 TCP sliding window example
FIGURE 1.15 TCP segment
FIGURE 1.16 An IP packet
FIGURE 1.17 A typical star topology
FIGURE 1.18 A logical ring topology
FIGURE 1.19 A physical topology of a full mesh
FIGURE 1.20 A comparison of bus networks to SCSI disk networks
FIGURE 1.21 A hybrid topology
FIGURE 1.22 Typical LAN
FIGURE 1.23 Typical WLAN
FIGURE 1.24 Typical WAN
FIGURE 1.25 Typical SAN
FIGURE 1.26 Example of multiple GRE tunnels
FIGURE 1.27 Hypervisor types
FIGURE 1.28 A DSL network
FIGURE 1.29 The broadband cable network
FIGURE 1.30 A typical satellite network
FIGURE 1.31 A common UTP cable
FIGURE 1.32 A common STP cable

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FIGURE 1.33 Coax cable elements
FIGURE 1.34 Cross section of solid core vs. stranded core cables
FIGURE 1.35 A typical fiber-optic cable
FIGURE 1.36 An RJ-45 connector
FIGURE 1.37 An RJ-11 connector
FIGURE 1.38 A BNC connector
FIGURE 1.39 An F-connector
FIGURE 1.40 An LC connector
FIGURE 1.41 An ST connector
FIGURE 1.42 An SC connector
FIGURE 1.43 APC vs. UPC
FIGURE 1.44 An MTRJ connector
FIGURE 1.45 A typical SFP transceiver
FIGURE 1.46 A QSFP transceiver
FIGURE 1.47 A media converter
FIGURE 1.48 How bidirectional transceivers work
FIGURE 1.49 A 66 block panel
FIGURE 1.50 A 110 block panel
FIGURE 1.51 A Krone block panel
FIGURE 1.52 A typical patch panel
FIGURE 1.53 A typical fiber distribution panel
FIGURE 1.54 Cable management example
FIGURE 1.55 TIA/EIA 568A and 568B wiring standard
FIGURE 1.56 Straight-through cable wiring
FIGURE 1.57 Crossover cable wiring
FIGURE 1.58 The static NAT process
FIGURE 1.59 Dynamic NAT process
FIGURE 1.60 Port address translation process
FIGURE 1.61 Port forwarding example
FIGURE 1.62 A broadcast frame and IP packet

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CompTIA Network+ Review Guide: Exam N10-008, 5th Edition (2021)

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