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CCNA INTRO Exam Certification Guide (CCNA Self-Study, 640-821, 640-801),9781587200946

CCNA INTRO Exam Certification Guide (CCNA Self-Study, 640-821, 640-801)

by
Edition:
1st
ISBN13:

9781587200946

ISBN10:
1587200945
Format:
Hardcover w/Disk
Pub. Date:
1/1/2004
Publisher(s):
Cisco Press
List Price: $39.95

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Summary

The official self-study test preparation guide for the Cisco CCNA INTRO exam 640-821 Master CCNA INTRO exam topics, including: TCP/IP and OSI networking models Operating Cisco routers and LAN switches LAN switching basics, VLANs, and Trunking IP addressing and subnetting Basic router configuration and operation Discovering information about an IP network Dynamic routing protocols Analog modems, PAP/CHAP, DSL and Cable CCNA INTRO Exam Certification Guideis a best-of-breed Ciscoreg; exam study guide that has been completely updated to focus specifically on the objectives for the CCNA INTRO exam. Senior instructor and best-selling author Wendell Odom shares preparation hints and test-taking tips to help you identify areas of weakness and improve both your conceptual and hands-on knowledge. This new edition is organized in a modular fashion, segmenting larger chapters into smaller, more easily digestible components. Material is presented in a concise manner, focusing on increasing your understanding and retention of exam topics. CCNA INTRO Exam Certification Guidepresents you with an organized test preparation routine through the use of proven series elements and techniques. "Do I Know This Already?" quizzes open each chapter and allow you to decide how much time you need to spend on each section. Chapter subject lists and Foundation Summary tables make referencing easy and give you a quick refresher whenever you need it. Challenging chapter-ending review questions help you assess your knowledge and reinforce key concepts. Scenario-based exercises help you think about exam objectives in real-world situations, thus increasing recall during exam time. The companion CD-ROM contains a powerful new testing engine that allows you to focus on individual topic areas or take complete, timed exams from INTRO or unified CCNA test banks. The assessment engine also tracks your performance and presents feedback on a module-by-module basis, providing question-by-question remediation to the text and laying out a complete study plan for review. The CD-ROM also includes a wealth of hands-on practice exercises and a copy of the Boson NetSimtrade; for CCNA INTRO, Learning Edition, network simulation software that allows you to practice your hands-on skills in a virtual lab environment that has been customized for the labs in the book. The supporting website keeps you fully informed of any exam changes. Well-regarded for its level of detail, assessment features, and challenging review questions and hands-on exercises, this book helps you master the concepts and techniques that will enable you to succeed on the exam the first time. CCNA INTRO Exam Certification Guideis part of a recommended study program from Cisco Systemsreg; that includes simulation and hands-on training from authorized Cisco Learning Partners and self-study products from Cisco Press. To find out more about instructor-led, e-learning, and hands-on instruction offered by authorized Cisco Learning Partners worldwide, please visit www.cisco.com/go/authorizedtraining. Companion CD-ROM The CD-ROM contains more than 400 practice questions for the ICND, INTRO, and CCNA exams, including simulation-based questions. Also contains hands-on exercises a

Table of Contents

Introduction xvii
Part I Networking Fundamentals 3(166)
Chapter 1 Introduction to Computer Networking Concepts
5(10)
Perspectives on Networking
5(10)
The Flintstones Network: The First Computer Network?
7(8)
Chapter 2 The TCP/IP and OSI Networking Models
15(28)
"Do I Know This Already?" Quiz
16(4)
Foundation Topics
20(1)
The TCP/IP Protocol Architecture
21(10)
The TCP/IP Application Layer
22(2)
The TCP/IP Transport Layer
24(2)
The TCP/IP Internetwork Layer
26(1)
The TCP/IP Network Interface Layer
27(2)
Data Encapsulation
29(2)
OSI Reference Model
31(7)
OSI Layers
31(3)
OSI Layering Concepts and Benefits
34(1)
OSI Terminology
35(2)
OSI Summary
37(1)
Foundation Summary
38(3)
Q&A
41(2)
Chapter 3 Data Link Layer Fundamentals: Ethernet LANs
43(34)
"Do I Know This Already?" Quiz
43(4)
Foundation Topics
47(1)
OSI Perspectives on Local-Area Networks
47(16)
Typical LAN Features for OSI Layer 1
47(3)
Typical LAN Features for OSI Layer 2
50(2)
Data Link Function 1: Arbitration
50(1)
Data Link Function 2: Addressing
51(1)
Data Link Function 3: Error Detection
51(1)
Data Link Function 4: Identifying the Encapsulated Data
52(1)
Early Ethernet Standards
52(11)
Standards Overview
53(1)
The Original Ethernet Standards: 10BASE2 and 10BASE5
53(1)
Repeaters
55(1)
10BASE-T Ethernet
56(1)
Ethernet 10BASE-T Cabling
57(1)
10BASE-T Hubs
59(1)
Performance Issues: Collisions and Duplex Settings
60(1)
Reducing Collisions Through LAN Switching
60(1)
Eliminating Collisions to Allow Full-Duplex Ethernet
62(1)
Ethernet Data-Link Protocols
63(5)
Ethernet Addressing
64(1)
Ethernet Framing
65(1)
Identifying the Data Inside an Ethernet Frame
66(2)
Layer 2 Ethernet Summary
68(1)
Recent Ethernet Standards
68(2)
Fast Ethernet
68(1)
Gigabit Ethernet
69(1)
Foundation Summary
70(4)
Q&A
74(3)
Chapter 4 Fundamentals of WANs
77(32)
"Do I Know This Already?" Quiz
77(4)
Foundation Topics
81(1)
OSI Layer 1 for Point-to-Point WANs
81(10)
WAN Connections from the Customer Viewpoint
84(7)
WAN Cabling Standards
85(3)
Clock Rates, DCE, and DTE
88(1)
Link Speeds Offered by Telcos
89(2)
OSI Layer 2 for Point-to-Point WANs
91(4)
HDLG
91(1)
Point-to-Point Protocol
92(2)
Other Point-to-Point WAN Data-Link Protocols
94(1)
Synchronization
94(1)
Point-to-Point WAN Summary
95(1)
Packet-Switching Services
95(9)
Frame Relay
96(4)
Frame Relay Basics
97(3)
ATM and SONST
100(2)
SONET
100(1)
ATM
101(1)
WAN Terminology Related to Packet Switching
102(2)
Foundation Summary
104(2)
Q&A
106(3)
Chapter 5 Fundamentals of IP
109(36)
"Do I Know This Already?" Quiz
109(5)
Foundation Topics
114(1)
Typical Features of OSI Layer 3
114(6)
Routing (Path Selection)
114(2)
PCPs Logic: Sending Data to a Nearby Router
114(1)
R1 and R2's Logic: Routing Data Across the Network
115(1)
R3's Logic: Delivering Data to the End Destination
116(1)
Network Layer Interaction with the Data Link Layer
116(2)
Network Layer (Layer 3) Addressing
118(1)
Example Layer 3 Address Structures
119(1)
Routing Protocols
119(1)
IP Addressing Fundamentals
120(7)
IP Addressing Definitions
120(1)
How IP Addresses Are Grouped Together
121(1)
Classes of Networks
122(5)
The Actual Class A, B, and C Network Numbers
124(1)
IP Subnetting
124(3)
Network Layer Utilities
127(6)
Address Resolution Protocol and the Domain Name System
127(3)
ICMP Echo and the ping Command
130(1)
RARP, BOOTP, and DHCP
130(3)
IP Routing and Routing Protocols
133(5)
IP Routing Protocols
135(3)
Foundation Summary
138(4)
Q&A
142(3)
Chapter 6 Fundamentals of TCP and UDP
145(24)
"Do I Know This Already?" Quiz
145(4)
Foundation Topics
149(1)
Typical Features of OSI Layer 4
149(1)
The Transmission Control Protocol
150(11)
Multiplexing Using TCP Port Numbers
151(4)
Popular TCP/IP Applications
154(1)
Error Recovery (Reliability)
155(1)
Flow Control Using Windowing
156(2)
Connection Establishment and Termination
158(2)
Connectionless and Connection-Oriented Protocols
159(1)
Data Segmentation and Ordered Data Transfer
160(1)
TCP Function Summary
161(1)
The User Datagram Protocol
161(3)
Foundation Summary
164(3)
Q&A
167(2)
Part II Operating Cisco Devices 169(58)
Chapter 7 Operating Cisco Routers
171(38)
"Do I Know This Already?" Quiz
171(5)
Foundation Topics
176(1)
The Cisco IOS Software Command-Line Interface
176(5)
Access to the CLI
176(3)
CLI Help Features
179(2)
The debug and show Commands
181(1)
Configuring Cisco IOS Software
181(13)
Example Configuration Process
183(4)
Router Memory, Processors, and Interfaces
187(1)
Managing Configuration Files
188(6)
Viewing the Configuration and Old-Style Configuration Commands
190(1)
Initial Configuration (Setup Mode)
190(4)
Upgrading Cisco IOS Software and the Cisco IOS Software Boot Process
194(6)
Upgrading a Cisco IOS Software Image into Flash Memory
194(3)
The Cisco IOS Software Boot Sequence
197(3)
Foundation Summary
200(4)
Q&A
204(5)
Chapter 8 Operating Cisco LAN Switches
209(18)
"Do I Know This Already?" Quiz
209(4)
Foundation Topics
213(1)
Navigating Through a Cisco 2950 Switch
213(3)
2950 Series Features and Functions
213(2)
2950 Switch Operating System
214(1)
Accessing the Cisco 2950 Switch CLI
215(1)
Switch Initialization
216(4)
Switch LEDs During POST
216(2)
Initial Configuration Mode
218(2)
Configuring 2950 IOS Software
220(1)
Foundation Summary
221(2)
Q&A
223(4)
Part III LAN Switching 227(84)
Chapter 9 Cisco LAN Switching Basics
229(30)
"Do I Know This Already?" Quiz
229(5)
Foundation Topics
234(1)
The Case for Bridging and Switching
234(2)
Transparent Bridging
236(4)
The Forward Versus Filter Decision
237(2)
How Bridges Learn MAC Addresses
239(1)
Forwarding Unknown Unicasts and Broadcasts
240(1)
LAN Switching
240(5)
Full-Duplex Ethernet
242(1)
Internal Processing on Cisco Switches
242(2)
Speed and Autonegotiation
244(1)
Summary: Bridges and Switches
244(1)
LAN Segmentation
245(3)
The Need for Spanning Tree
248(4)
How Spanning Tree Works
249(3)
Foundation Summary
252(3)
Q&A
255(4)
Chapter 10 Virtual LANs and Trunking
259(20)
"Do I Know This Already?" Quiz
259(4)
Foundation Topics
263(1)
Virtual LAN Concepts
263(2)
VLAN Basics
263(1)
Creating VLANs
264(1)
Trunking with ISL and 802.1q
265(3)
Cisco ISL
266(1)
IEEE 802.1q
266(1)
ISL and 802.1q Compared
267(1)
Passing Traffic Between VLANs
268(6)
Layer 2 Switching
268(1)
Layer 3 Forwarding Using a Router
268(2)
Layer 3 Forwarding Using a Layer 3 Switch
270(1)
Layer 4 Switching
271(1)
Layer 5-7 Switching
272(1)
Multilayer Switching
272(2)
Foundation Summary
274(2)
Q&A
276(3)
Chapter 11 LAN Cabling, Standards, and Topologies
279(32)
"Do I Know This Already?" Quiz
279(4)
Foundation Topics
283(1)
Network Topologies
283(4)
Cabling and Connectors
287(10)
General Features of Metallic Cabling
287(2)
Unshielded Twisted-Pair and Shielded Twisted-Pair Cabling and Connectors
289(2)
UTP Standards
290(1)
UTP Connectors
290(1)
Coaxial Cabling
291(2)
Fiber-Optic Cabling and Connectors for Ethernet
293(4)
Optical Connectors for Ethernet
295(2)
Summary: Ethernet Cabling
297(1)
Ethernet Standards
297(3)
Ethernet Framing
298(1)
Ethernet Cabling Standards
298(1)
10-Gigabit Ethernet
299(1)
Wireless Communications
300(3)
IEEE 802.11 Wireless LANs
301(2)
Foundation Summary
303(5)
Q&A
308(3)
Part IV TCP/IP 311(116)
Chapter 12 IP Addressing and Subnetting
313(50)
"Do I Know This Already?" Quiz
313(6)
Foundation Topics
319(1)
IP Addressing Review
319(4)
IP Subnetting
321(2)
Analyzing and Interpreting IP Addresses and Subnets
323(28)
Math Operations Used to Answer Subnetting Questions
324(5)
Converting IP Addresses from Decimal to Binary, and Back Again
324(2)
The Boolean AND Operation
326(2)
Prefix Notation
328(1)
How Many Hosts, and How Many Subnets?
329(4)
What Is the Subnet Number, and What Are the IP Addresses in the Subnet?
333(11)
Finding the Subnet Number
333(2)
Finding the Subnet Broadcast Address
335(1)
Finding the Range of Valid IP Addresses in a Subnet
336(2)
Finding the Answers Without Using Binary
338(6)
What Subnet Masks Meet the Stated Design Requirements?
344(3)
What Are the Other Subnet Numbers?
347(4)
Scaling the IP Address Space for the Internet
351(5)
CIDR
351(2)
Private Addressing
353(1)
Network Address Translation
354(1)
IP Version 6 Addressing
355(1)
Foundation Summary
356(2)
Q&A
358(5)
Chapter 13 Basic Router Configuration and Operation
363(40)
"Do I Know This Already?" Quiz
363(5)
Foundation Topics
368(1)
Configuring IP Addresses
368(13)
Basic Administrative Configuration
370(2)
Configuring IP Addresses
372(8)
Prefix Notation
375(1)
Seeding the Routing Table with Connected IP Routes
375(5)
Bandwidth, Clock Rate, and Serial Lines in the Lab
380(1)
IP Troubleshooting Features
381(16)
Internet Control Message Protocol
381(6)
ICMP Echo Request and Echo Reply
382(3)
Destination Unreachable ICMP Message
385(2)
IP Naming Commands
387(2)
Telnet and Suspend
389(3)
Cisco Discovery Protocol
392(5)
Foundation Summary
397(3)
Q&A
400(3)
Chapter 14 Introduction to Dynamic Routing Protocols
403(24)
"Do I Know This Already?" Quiz
403(4)
Foundation Topics
407(1)
Routing Protocol Overview
407(15)
Comparing and Contrasting IP Routing Protocols
408(2)
Routing Through the Internet with the Border Gateway Protocol
410(1)
Distance Vector Protocols: RIP and IGRP
411(5)
Routing Information Protocol Version 1
413(1)
RIP Version 2
414(1)
Interior Gateway Routing Protocol
414(2)
Link-State Protocols: OSPF and Integrated IS-IS
416(3)
Open Shortest Path First
417(1)
Integrated IS-IS
418(1)
Balanced Hybrid Protocols: Enhanced IGRP
419(1)
Summary of Interior Routing Protocols
420(2)
Foundation Summary
422(3)
Q&A
425(2)
Part V Wide-Area Networking 427(50)
Chapter 15 Remote Access Technologies
429(48)
"Do I Know This Already?" Quiz
429(6)
Foundation Topics
435(1)
Perspectives on the PSTN
435(6)
Converting Analog Voice to Digital Voice
438(3)
Analog Modems
441(6)
Modulation and Demodulation
442(2)
Point-to-Point Protocol Features with Modems
444(1)
Modem Installation and Cabling
445(1)
Modem Standards
446(1)
Analog Modem Summary
447(1)
Integrated Services Digital Network
447(7)
ISDN Channels
449(1)
ISDN Call Setup and Data Link Protocols
449(2)
Typical Uses of ISDN
451(2)
ISDN Installation and Cabling
453(1)
ISDN Summary
453(1)
Digital Subscriber Line
454(6)
DSL Standards
456(2)
DSL Protocols
458(1)
DSL Summary
459(1)
Cable Modems
460(4)
Layer 1 and Layer 2 between the Home and the Head End
462(2)
Upstream Data
463(1)
Cable Modem Summary
464(1)
Comparison of Remote Access Technologies
464(3)
Foundation Summary
467(7)
Q&A
474(3)
Part VI Final Preparation 477(20)
Chapter 16 Final Preparation
479(18)
Suggestions for Final Preparation
479(3)
Preparing for the Actual Exam Experience
480(2)
A Final Lab Scenario
482(1)
Scenario, Part A: Planning
482(15)
Solutions to Part A: Planning
485(1)
Scenario Part B: Configuration
486(1)
Solutions to Part B: Configuration
486(2)
Scenario Part C: Verification and Questions
488(5)
Solutions to Part C: Verification and Questions
493(4)
Part VII Appendixes 497(80)
Appendix A Answers to the "Do I Know This Already?" Quizzes and Q&A Sections
499(66)
Appendix B Decimal to Binary Conversion Table
565(6)
Appendix C Using the Simulation Software for the Hands-on Exercises
571(6)
Glossary 577(15)
Index 592


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