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You're reading from CCENT/CCNA: ICND1 100-105 Certification Guide Learn computer network essentials and enhance your networking skills by obtaining the CCENT certification

Product type Paperback

Published in Apr 2018

Publisher

ISBN-13 9781788621434

Length 362 pages

Edition 1st Edition

Tools

Linux

Concepts

IT Certification

Author (1):

Bekim Dauti

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Table of Contents (18) Chapters

Preface

1. Introduction to Computer Networks FREE CHAPTER

2. Communication in Computer Networks

3. Introduction to Switching

4. Setting Up the Switch

5. Introduction to Routing

6. Setting up the Router

7. Networking Services and Maintenance

8. Network Troubleshooting

9. Studying and Preparing for ICND 1 (100-105) Exam

10. Other Books you may enjoy

Appendix A: Answers to Chapter Questions

1. Appendix B: Cisco Device Icons

Cisco network topology icons

2. Appendix C: Numbering Systems and Conversions

3. Appendix D: Boolean Algebra

4. Appendix E: Subnetting

5. Appendix F: Cisco Packet Tracer

6. Appendix G: Graphical Network Simulator-3 (GNS3)

Switch troubleshooting

In this section, you will get acquainted with some of the possible scenarios of problems that may occur in switches.

Recovering from a system crash

If Cisco IOS is missing or damaged, you have an option to use a bootloader. It has a command line that provides access to the Flash memory. In addition, the bootloader enables you to format the Flash memory, reinstall the IOS, and recover a lost or forgotten password. You can access the bootloader in the following way:

Connect your PC to a switchover console cable.
Open the Tera Term emulator on your PC and establish a serial connection with a switch.
While still consoled into the switch, remove the power cord from the back of the switch, and after one minute...

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Authors (1)

Bekim Dauti

Bekim Dauti specializes in server administration, computer networks, and training in Cisco, CompTIA, and Microsoft. He has a bachelor's degree from the University of Tirana and a master's degree from UMGC Europe, both in IT. Additionally, he has nearly 20 years of experience as a Cisco Certified Academy Instructor (CCAI) and more than 15 years of experience as a Microsoft Certified Trainer (MCT). Bekim holds several certifications from vendors such as ECDL, Certiport, CompTIA, Cisco, Microsoft, and Sun Microsystems. He has contributed to nearly 20 books and dozens of articles for PC World Albanian and CIO Albanian. He founded Dautti LLC. These days, he blogs on Bekim Dauti's Blog. In addition, he works as a Microsoft Certified Trainer.

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