Book Image

CCENT/CCNA: ICND1 100-105 Certification Guide

By : Bekim Dauti
Book Image

CCENT/CCNA: ICND1 100-105 Certification Guide

By: Bekim Dauti

Overview of this book

CCENT is the entry-level certification for those looking to venture into the networking world. This guide will help you stay up-to date with your networking skills. This book starts with the basics and will take you through everything essential to pass the certification exam. It extensively covers IPv4 and IPv6 addressing, IP data networks, switching and routing, network security, and much more—all in some detail. This guide will provide real-world examples with a bunch of hands-on labs to give you immense expertise in important networking tasks, with a practical approach. Each chapter consists of practice questions to help you take up a challenge from what you have procured. This book ends with mock tests with several examples to help you confidently pass the certification. This Certification Guide consists of everything you need to know in order to pass the ICND 1 100-105 Exam, thus obtaining a CCENT certification. However, practicing with real switches and routers or a switch or router simulator will help you succeed.
Table of Contents (18 chapters)
10
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Appendix G: Graphical Network Simulator-3 (GNS3)

Router's initial configuration

This section covers the router's initial configuration. As such, it is recommended to run it every time the router is taken out of the box, or when you have reloaded the startup configuration on a router.

Configuring basic router settings

Just as we did in the initial configuration of the switch, this configuration type is also necessary for the router. Such, a configuration primarily covers the security aspect of the device, as well as anticipating the advanced configuration of the device before it is placed in the production environment:

  • Accessing privileged EXEC mode: Enter the following command to access the privileged EXEC mode:
Router> enable
Router#
  • Accessing configuration...