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)

Dynamic Host Configuration Protocol overview

As you know, the Dynamic Host Configuration Protocol (DHCP) is a protocol that dynamically assigns IP addresses to devices on a network. This makes it clear that DHCP is a network service that works in client/server architectures where clients request services, and servers respond back with services. Naturally, a DHCP service in such a networked environment is named a DHCP server. With that being said, this section discusses DHCP servers from the perspective of the Cisco router.

Assigning IPv4 addresses dynamically

As the name implies, a DHCPv4 server dynamically assigns IPv4 addresses to devices. Usually, IP addresses that are assigned to devices are located in the DHCP pool. Since...