Book Image

Implementing and Administering Cisco Solutions: 200-301 CCNA Exam Guide

By : Glen D. Singh
Book Image

Implementing and Administering Cisco Solutions: 200-301 CCNA Exam Guide

By: Glen D. Singh

Overview of this book

In the dynamic technology landscape, staying on top of the latest technology trends is a must, especially if you want to build a career in network administration. Achieving CCNA 200-301 certification will validate your knowledge of networking concepts, and this book will help you to do just that. This exam guide focuses on the fundamentals to help you gain a high-level understanding of networking, security, IP connectivity, IP services, programmability, and automation. Starting with the functions of various networking components, you’ll discover how they are used to build and improve an enterprise network. You’ll then delve into configuring networking devices using a command-line interface (CLI) to provide network access, services, security, connectivity, and management. The book covers important aspects of network engineering using a variety of hands-on labs and real-world scenarios that will help you gain essential practical skills. As you make progress, this CCNA certification study guide will help you get to grips with the solutions and technologies that you need to implement and administer a broad range of modern networks and IT infrastructures. By the end of this book, you’ll have gained the confidence to pass the Cisco CCNA 200-301 exam on the first attempt and be well-versed in a variety of network administration and security engineering solutions.
Table of Contents (26 chapters)
1
Section 1: Network Fundamentals
6
Section 2: Network Access
9
Section 3: IP Connectivity
12
Section 4: IP Services
15
Section 5: Security Fundamentals
20
Section 6: Automation and Programmability
22
Chapter 16: Mock Exam 1
23
Chapter 17: Mock Exam 2

Wireshark 101

Wireshark is one of the most popular network protocol analyzers and sniffers within the networking and cybersecurity industry. This tool allows a network engineer to dissect each message and determine whether it's a frame or packet as it passes through a network, hence allowing network engineers and cybersecurity professionals to perform various tasks such as packet analysis and network forensics.

Tip

To download Wireshark, please visit the URL: https://www.wireshark.org/.

Furthermore, Wireshark allows you to see all the details contained within a message, such as source and destination IP addresses, MAC addresses, and Transport layer information such as ports and protocols. Such information is very useful whether you're troubleshooting an issue on the network or looking for any abnormal behavior on network traffic.

The following is a brief list of how to's with Wireshark:

  • To capture network packets between your computer and their...