CCENT/CCNA : ICND1 100-105 certification guide / Bekim Dauti.

Format:

Book

Author/Creator:

Dauti, Bekim, author.

Language:

English

Subjects (All):

Computer networks--Examinations--Study guides.

Computer networks.

Internetworking (Telecommunication)--Examinations--Study guides.

Internetworking (Telecommunication).

Physical Description:

1 online resource (362 pages)

Edition:

1st edition

Place of Publication:

Birmingham ; Mumbai : Packt, [2018]

System Details:

text file

Summary:

Become familiar with ICND1 (100-105) exam objectives, and learn how to get ready for the exam About This Book A step by step guide that will build you skills from basic concepts to completely understanding network communication Comprehensive coverage to help you implement the knowledge you've gained in real-world scenarios Take practice questions and mock tests to check how prepared you are for the CCENT exam Who This Book Is For If you are a Network Administrator, Network Technician, Networking professional, or would simply like to prepare for your CCENT certification, then this book is for you. Some basic understanding of networks and how they work would be helpful. Sufficient information will be provided to those new to this field. What You Will Learn Get to grips with the computer network concepts Understand computer network components and learn to create a computer network Understand switching and learn how to configure a switch Understand routing and learn how to configure a router Understand network services and the maintenance process Learn how to troubleshoot networking issues Become familiar with, and learn how to prepare for, the ICND1 100-105 exam In Detail 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. Style and approach This book is for everyone! It will help beginners who are taking their first steps into the world of computer networks. At the same time, this book can be used by intermediate and advanced network administrators to recap computer network con...

Contents:

Cover

Title Page

Copyright and credits

Dedication

Packt Upsell

Contributors

Table of Contents

Preface

Chapter 1: Introduction to Computer Networks

From ARPANET to internet

What is a computer network?

Requirements for designing a computer network

Types of computer networks

Personal area network (PAN)

Local area network (LAN)

Metropolitan area network (MAN)

Wide area network (WAN)

Intranet

Extranet

Computer network topologies

Physical topology

Bus

Ring

Star

Extended star

Hierarchical

Mesh

Logical topology

Computer network components

Clients

Servers

Hosts and nodes

Network interface

Peripheral devices

Applications and shared data

Hubs and switches

Routers

Infrastructure components

Firewall

Wireless access point

Wireless access controller

Computer network architectures

Peer-to-peer networking (P2P)

Client/server networking

Network operating system (NOS)

Windows

Linux

macOS X Server

Network medium

Twisted pairs

Coaxial

Fibre optic

Infrared and Bluetooth

Radio waves

Satellite

Converged networks

Growing complexity of networks

Elements of converged networks

Access, distribution, and core layers

Network trends

Summary

Questions

Chapter 2: Communication in Computer Networks

How do computers communicate?

Message encoding

Message formatting and encapsulation

Message size

Message timing

Message delivery types

Unicast transmission

Multicast transmission

Broadcast transmission

Types of communication channels

Simplex

Half-duplex

Full-duplex

Communication protocols

Characteristics of communication protocols

Connection-oriented protocols

Connectionless protocols

Circuit switching versus packet switching.

Well-known communication protocols

OSI and TCP/IP model overview

TCP/IP protocol model

OSI reference model

OSI layers and their protocols

Physical layer protocols

Data link layer protocols

Network layer protocols

Transport layer protocols

Session layer protocols

Presentation layer protocols

Application layer protocols

Ethernet communication technology

Ethernet history

Ethernet protocols

Ethernet frame

Ethernet MAC addresses

Ethernet's CSMA CD vs. Ethernet's CSMA CA

The IP addresses and subnets

IPv4 network addresses

Public IP addresses

Private IP addresses

Loopback IP address

Automatic Private IP Addressing (APIPA)

Unicast, multicast, and broadcast addresses

Class A addresses

Class B addresses

Class C addresses

Class D addresses

Class E addresses

IPv6 network addresses

Global unicast addresses

Link-local addresses

Unique local addresses

Loopback address

This host, this network" address

Multicast addresses

Anycast

Autoconfiguration

Subnetting

Classful subnetting

Classless subnetting

IPv6 subnetting

Chapter 3: Introduction to Switching

What is switch?

Switch essentials

MAC address table

MAC learning and aging

Frame switching

Frame flooding

Switching general concepts

Ingress and egress ports

Source and destination MAC addresses

Unicast MAC address

Multicast MAC address

Broadcast MAC address

Switched networks

The role of switched networks

Features of the switch

Fixed configuration switches

Modular configuration switches

Stackable configuration switches

Frame forwarding methods

Store-and-forward switching

Cut-through switching

Fast-forward switching

Fragment-free switching

Switching domains

Collision domains

Broadcast domains.

Network congestion

Switch port settings

Duplex and speed settings

Auto-MDIX

Overview of VLANs

VLAN segmentation

VLANs in a multiswitched environment

VLAN trunks

Inter-VLAN operation

Ethernet's frame overview

Ethernet frame encapsulation

Ethernet frame fields

Ethernet frame processing

Switch security

Secure remote access

Telnet

SSH

Port security operation

Chapter 4: Setting Up the Switch

Basic switch configuration

Configuration with initial settings

Boot sequence

LED indicators

Connecting to a switch and running initial configuration

Configuring basic management access

Configuring ports

Configuring VLANs

Configuring VLAN trunks

Configuring legacy inter-VLAN routing

Scenario - Router with multiple interfaces

Verifying VLAN information on a switch

Configuring router-on-a-stick inter-VLAN routing

Scenario - Router with a single interface

Configuring remote access

Configuring Telnet

Configuring SSH

Configuring switchport security

Chapter 5: Introduction to Routing

Routing concepts

Understanding host routing

Host forwarding decisions

Default gateway

Host routing tables

Routing operations

Switching packets

Router switching functions

Sending packets

Packet routing

Forward to next-hop

Reaching the destination

Path determination

Routing decision

Selecting the best path

Network Load Balancing (NLB)

Administrative distance (AD)

What is a router?

A router is a computer

Router's CPU and OS

Anatomy of a router

Connecting to a router

LAN and WAN interfaces

Boot up the router

Router's boot up process

Bootset files

Router routing tables

Understanding packet forwarding.

IPv4 routing table

Directly connected routing table entries

Remote network routing table entries

Next-hop IP address

Routing types

Static routing

Static route applications

Dynamic routing

Dynamic routing protocols

Routing table terms

Chapter 6: Setting up the Router

Connecting the router to a PC and turning it on

Router LED indicators

Console access

Turning on the router

Show version output

Router's initial configuration

Configuring basic router settings

Configuring IPv4 and IPv6 addresses on router interfaces

Configuring static routes and default static routes

Configuring IPv4 static routes and default static routes

Configuring IPv6 static routes and default static routes

Configuring Routing Information Protocol (RIP)

InterVLAN configuration

Router-on-a-stick interVLAN configuration

Chapter 7: Networking Services and Maintenance

Dynamic Host Configuration Protocol overview

Assigning IPv4 addresses dynamically

Configuring DHCPv4

Assigning IPv6 addresses dynamically

Configuring stateless DHCPv6

Configuring Stateful DHCPv6

Network Address Translator overview

Configuring static NAT

Configuring dynamic NAT

Configuring PAT

Configuring port forwarding

NAT and IPv6

Network Time Protocol overview

Configuring and verifying NTP

Cisco Discovery Protocol and Link-Layer Discovery Protocol overview

Device discovery with CDP

Device discovery with LLDP

System logging overview

Configuring syslog

Device maintenance

Router and switch file maintenance

Router file systems

Switch file systems

Backing up and restoring text files

Backing up and restoring to/from TFTP

Using USB ports on a Cisco router

Backing up and restoring to/from a USB flash drive.

Password recovery using ROMMON

IOS system files

IOS 15.0 system image packaging

IOS image filename

IOS image management

TFTP servers as a backup location

Steps to back up an IOS image to a TFTP server

Copying an IOS image to a device

The boot system command

Software licensing

Licensing overview

Licensing process

License verification and management

License verification

Activating an evaluation right-to-use license

Backing up the license

Uninstalling the license

Traffic management

Chapter 8: Network Troubleshooting

Troubleshooting methodologies

Basic approaches

Resolve or escalate?

Verifying and monitoring solutions

Troubleshooting scenarios

IP addressing issues on networking devices

IP addressing issues on end devices

Default gateway issues

Troubleshooting DNS issues

Troubleshooting cables and interfaces

Cable problems

Duplex operation

Duplex mismatch

Switch troubleshooting

Recovering from a system crash

Network access layer issues

Troubleshooting network access layer issues

Ports in error-disabled state

Router troubleshooting

Verifying IPv4 interface settings

Verifying IPv6 interface settings

The show history command

Troubleshooting a missing route

Solving a connectivity problem

Troubleshooting VLANs

IP addressing issues with VLANs

Troubleshooting Access Control Lists

Processing packets with ACLs

Common IPv4 standard ACL errors

Troubleshooting DHCP

Troubleshooting DHCPv4

Troubleshooting DHCPv6

Troubleshooting NAT

The show ip NAT commands

The debug ip NAT command

Basic network performance

The ping command

The traceroute and tracert commands

The show commands

Command syntax

The debug command

Network security

Security threats and vulnerabilities.

Network attacks.

Notes:

Description based on print version record.

OCLC:

1035517813