Buch, Englisch, 576 Seiten, Format (B × H): 130 mm x 190 mm, Gewicht: 28 g
(ICND1 Exam 640-822)
Buch, Englisch, 576 Seiten, Format (B × H): 130 mm x 190 mm, Gewicht: 28 g
ISBN: 978-1-118-43525-0
Verlag: Wiley
Todd Lammle prepares you for Cisco's entry-level networking certification exam, CCENT
If you're preparing for your Cisco Certified Entry Networking Technician (CCENT) certification, CCENT: Cisco Certified Entry Networking Technician Study Guide, Second Edition is the book you need. Cisco working authority Todd Lammle covers all the objectives for exam ICND1-the required exam for all CCENT candidates. It also includes useful hands-on labs and practice test questions.
* Prepares CCENT candidates for exam 640-822: Interconnecting Cisco Networking Devices Part 1 (ICND1)
* Expert instruction from well-known, leading Cisco networking authority Todd Lammle
* Covers all exam objectives and features expanded coverage on key topics in the exam
* Includes hands-on labs, real-world scenarios, and challenging review questions
* Gives you online access to bonus practice exams, electronic flashcards, a searchable glossary, and more
In addition, you'll get online access to practice exams, electronic flashcards, and a searchable glossary-everything you need to prepare for the exam.
Autoren/Hrsg.
Fachgebiete
Weitere Infos & Material
Introduction xix
Exam Objectives xxvii
Assessment Test xxx
Chapter 1 Internetworking 1
Internetworking Basics 2
Addressing 3
Internetworking Models 11
The Layered Approach 11
Advantages of Reference Models 12
The OSI Reference Model 12
The Application Layer 15
The Presentation Layer 15
The Session Layer 16
The Transport Layer 16
The Network Layer 22
The Data Link Layer 24
The Physical Layer 27
Ethernet Networking 28
Collision Domain 28
Broadcast Domain 29
CSMA/CD 29
Half- and Full-Duplex Ethernet 31
Ethernet at the Data Link Layer 32
Ethernet at the Physical Layer 38
Ethernet Cabling 43
Straight-Through Cable 43
Crossover Cable 44
Rolled Cable 44
Data Encapsulation 47
Summary 51
Exam Essentials 52
Written Lab 1 54
Written Lab 1.1: OSI Questions 54
Written Lab 1.2: Defining the OSI Layers and Devices 55
Written Lab 1.3: Identifying Collision and Broadcast
Domains 56
Written Lab 1.4: Binary/Decimal/Hexadecimal Conversion 57
Review Questions 60
Chapter 2 Internet Protocols 65
TCP/IP and the DoD Model 66
The Process/Application Layer Protocols 68
The Host-to-Host Layer Protocols 75
The Internet Layer Protocols 85
IP Addressing 95
IP Terminology 95
The Hierarchical IP Addressing Scheme 96
Private IP Addresses 101
IPv4 Address Types 102
Layer 2 Broadcasts 103
Layer 3 Broadcasts 103
Unicast Address 103
Multicast Address 104
Summary 104
Exam Essentials 105
Written Lab 2 107
Review Questions 108
Chapter 3 IP Subnetting, Troubleshooting IP, and
Introduction to NAT 113
Subnetting Basics 114
IP Subnet-Zero 115
How to Create Subnets 116
Subnet Masks 117
Classless Inter-Domain Routing (CIDR) 118
Subnetting Class C Addresses 120
Subnetting Class B Addresses 130
Subnetting Class A Addresses 137
Troubleshooting IP Addressing 140
Determining IP Address Problems 143
Introduction to Network Address Translation (NAT) 148
Types of Network Address Translation 149
NAT Names 150
How NAT Works 150
Summary 152
Exam Essentials 153
Written Labs 3 154
Written Lab 3.1: Written Subnet Practice #1 154
Written Lab 3.2: Written Subnet Practice #2 155
Written Lab 3.3: Written Subnet Practice #3 155
Review Questions 156
hapter 4 Cisco's Internetworking Operating System (IOS) 161
The IOS User Interface 163
Cisco Router IOS 163
Connecting to a Cisco Router 163
Bringing Up a Router 165
Command-Line Interface (CLI) 169
Entering the CLI 169
Overview of Router Modes 170
CLI Prompts 170
Editing and Help Features 173
Gathering Basic Routing Information 178
Router and Switch Administrative Configurations 179
Hostnames 180
Banners 180
Setting Passwords 182
Setting Interface Descriptions 190
Router Interfaces 192
Bringing Up an Interface 195
Configuring an IP Address on an Interface 196
Viewing, Saving, and Erasing Configurations 201
Deleting the Configuration and Reloading the Router 202
Verifying Your Configuration 203
Summary 213
Exam Essentials 213
Written Lab 4 216
Hands-on Labs 217
Hands-on Lab 4.1: Erasing an Existing Configuration 217
Hands-on Lab 4.2: Exploring User, Privileged,
and Configuration Modes 218
Hands-on Lab 4.3: Using the Help and Editing Features 218
Hands-on Lab 4.4: Saving a Router Configuration 220
Hands-on Lab 4.5: Setting Passwords 220
Hands-on Lab 4.6: Setting the Hostname, Descriptions,
IP Address, and Clock Rate 222
Review Questions 225
Chapter 5 Managing a Cisco Internetwork 231
The Internal Components of a Cisco Router 232
The Router Boot Sequence 233
Managing Configuration Register 234
Understanding the Configuration Register Bits 234
Checking the Current Configuration Register Value 236
Changing the Configuration Register 237
Recovering Passwords 238
Boot System Commands 242
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