Book Image

CompTIA Network+ Certification Guide

By : Glen D. Singh, Rishi Latchmepersad
Book Image

CompTIA Network+ Certification Guide

By: Glen D. Singh, Rishi Latchmepersad

Overview of this book

CompTIA certified professionals have always had the upper hand in the information technology industry. This book will be your ideal guide to efficiently passing and achieving this certification. Learn from industry experts and implement their practices to resolve complex IT issues. This book revolves around networking concepts where readers will learn topics like network architecture, security, network monitoring, and troubleshooting. This book will not only prepare the readers conceptually but will also help them pass the N10-007 exam. This guide will also provide practice exercise after every chapter where readers can ensure their concepts are clear. By the end of this book, readers will leverage this guide and the included practice questions to boost their confidence in appearing for the actual certificate.
Table of Contents (17 chapters)

Protocol types

In this section, we are going deeper into discussing various types of protocols and their characteristics. We are going to cover the functionality of Internet Control Message Protocol (ICMP), TCP, UDP, and IP.

ICMP

On a network, whether on a Local Area Network (LAN) or a Wide Area Network (WAN), host devices will be communicating to exchange data and information among one another and sometimes an error can occur. Let's imagine you are sending a packet to a server on the internet, and, while your computer is initializing the connection between itself and the remote server, it provides an error stating, it is unable to connect. As an upcoming networking professional, you may wonder why both devices are unable...