Book Image

CompTIA Network+ N10-008 Certification Guide - Second Edition

By : Glen D. Singh
Book Image

CompTIA Network+ N10-008 Certification Guide - Second Edition

By: Glen D. Singh

Overview of this book

This book helps you to easily understand core networking concepts without the need of prior industry experience or knowledge within this fi eld of study. This updated second edition of the CompTIA Network+ N10-008 Certification Guide begins by introducing you to the core fundamentals of networking technologies and concepts, before progressing to intermediate and advanced topics using a student-centric approach. You’ll explore best practices for designing and implementing a resilient and scalable network infrastructure to support modern applications and services. Additionally, you’ll learn network security concepts and technologies to effectively secure organizations from cyber attacks and threats. The book also shows you how to efficiently discover and resolve networking issues using common troubleshooting techniques. By the end of this book, you’ll have gained sufficient knowledge to efficiently design, implement, and maintain a network infrastructure as a successful network professional within the industry. You’ll also have gained knowledge of all the official CompTIA Network+ N10-008 exam objectives, networking technologies, and how to apply your skills in the real world.
Table of Contents (26 chapters)
Part 1: Networking Concepts
Part 2: Network Implementation
Part 3: Network Operations
Part 4: Network Security and Troubleshooting
Chapter 18: Practice Exam

Understanding network architecture

As an aspiring network professional, it’s essential to understand the importance of designing an optimal network architecture to support both the current and future demands of an organization. Quite often, many organizations experience a lot of network congestion with too many broadcast messages propagating their network and users complaining about the high latency (slow response times) between their end devices and the servers on the network. Without a proper network design, network security and cybersecurity professionals experience challenges when implementing security solutions and countermeasures to mitigate cyberattacks and threats.

For instance, imagine an organization that’s experiencing a lot of network congestion and security issues within its network. If the organization upgrades its network infrastructure with new networking devices and cabling, it doesn’t necessarily mean its problems are resolved. It all begins...