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Networking for Home and Small Businesses, CCNA Discovery Learning Guide
Networking for Home and Small Businesses
CCNA Discovery Learning Guide
Allan Reid • Jim Lorenz
Networking for Home and Small Businesses, CCNA Discovery Learning Guide is the official supplemental textbook for the Networking for Home and Small Businesses course in the Cisco(R)
Networking Academy(R) CCNA(R) Discovery curriculum version 4. The course, the first of four in the new curriculum, teaches networking concepts by applying them to a type of network you may encounter in a home or small office.
The Learning Guide, written and edited by instructors, is designed as a portable desk reference to use anytime, anywhere to reinforce the material from the course and organize your time. In addition, the book includes expanded coverage of CCENT™/CCNA exam topics.
The book’s features help you focus on important concepts to succeed in this course:
* Chapter Objectives–Review core concepts by answering the focus questions listed at the beginning of each chapter.
* Key Terms–Refer to the lists of networking vocabulary introduced and highlighted in context in each chapter. The Glossary defines each key term.
* Summary of Activities and Labs–Maximize your study time with this complete list of all associated exercises at the end of each chapter.
* Check Your Understanding–Evaluate your readiness with the end-of-chapter questions that match the style of questions you see in the online course quizzes. The answer key explains each answer.
* Challenge Questions and Activities–Apply a deeper understanding of the concepts with these challenging end-of-chapter questions and activities. The answer key explains each answer.
* Hands-on Labs–Master the practical, hands-on skills of the course by performing all the tasks in the course labs and additional challenge labs included in Part II of the Learning Guide.
Allan Reid is the curriculum lead for CCNA and a CCNA and CCNP(R) instructor at the Centennial College CATC in Toronto, Canada.
Jim Lorenz is an instructor and curriculum developer for the Cisco Networking Academy.
How To–Look for this icon to study the steps you need to learn to perform certain tasks.
Interactive Activities–Reinforce your understanding of topics with more than 50 different exercises from the online course identified through-out the book with this icon. The files for these activities are on the accompanying CD-ROM.
Packet Tracer Activities– Explore and visualize networking concepts using Packet Tracer exercises interspersed throughout some chapters. The files for these activities are on the accompanying CD-ROM. Packet Tracer v4.1 software developed by Cisco is available separately.
Hands-on Labs–Work through all 26 course labs and 3 additional challenge labs included in Part II of the book. The labs are an integral part of the CCNA Discovery curriculum, so you can review the core text and the lab material to prepare for all your exams.
Companion CD-ROM
The CD-ROM includes
* Interactive Activities
* Packet Tracer Activity files
* IT Career Information
* Taking Notes
* Lifelong Learning
* OSI Model Overview
This book is part of the Cisco Networking Academy Series from Cisco Press(R). Books in this series support and complement the Cisco Networking Academy curriculum.
CONTENTS:
Part I Concepts
Chapter 1 Personal Computer Hardware 3
Objectives 3
Key Terms 3
Personal Computers and Applications 5
How and Where Computers Are Used 5
Types of Computer Applications 6
Types of Computers 7
Classes of Computers 7
Servers, Desktops, and Workstations 8
Servers 8
Desktops 9
Workstations 9
Portable Devices 10
Laptops 10
Tablet PC 11
Pocket PC 11
PDA 11
Game Device 12
Cell Phone 12
Binary Representation of Data 12
Representing Information Digitally 12
Measuring Storage Capacity 13
Measuring Speed, Resolution, and Frequency 14
File Transfer Time 15
Computer Screen Resolution 15
Analog Frequencies 16
Computer Components and Peripherals 16
Computer Systems 16
Motherboard, CPU, and RAM 17
Motherboard 17
Central Processing Unit (CPU) 18
Random-Access Memory (RAM) 19
Adapter Cards 20
Video Cards 21
Sound Cards 21
Network Interface Cards (NICs) 21
Modems 22
Controller Cards 22
Storage Devices 22
Magnetic Storage 22
Optical Storage 23
Static Memory and Memory Sticks 24
Peripheral Devices 24
Cases and Power Supplies 26
Surge Suppressors 26
Uninterruptible Power Supplies 27
Computer System Components 28
Safety and Best Practices 28
Installing Components and Verifying Operation 30
Installing Peripherals and Verifying Operation 31
Summary 35
Activities and Labs 35
Check Your Understanding 36
Challenge Questions and Activities 39
Chapter 2 Operating Systems 41
Objectives 41
Key Terms 41
Choosing the Operating System 42
Purpose of an Operating System 42
Operating System Requirements 46
Operating System Selection 48
Installing the Operating System 50
OS Installation Methods 50
Preparing for OS Installation 50
Configuring a Computer for the Network 52
Computer Naming 53
Network Name and Address Planning 54
Maintaining the Operating System 54
Why and When to Apply Patches 55
Applying OS Patches 55
Application Patches and Updates 56
Summary 58
Activities and Labs 58
Check Your Understanding 59
Chapter 3 Connecting to the Network 61
Objectives 61
Key Terms 61
Introduction to Networking 63
What Is a Network? 63
Benefits of Networking 65
Basic Network Components 65
Computer Roles in a Network 67
Peer-to-Peer Networks 69
Network Topologies 71
Principles of Communication 73
Source, Channel, and Destination 73
Rules of Communication 74
Message Encoding 76
Message Formatting 77
Message Size 79
Message Timing 80
Access Method 80
Flow Control 80
Response Timeout 81
Message Patterns 81
Unicast 81
Multicast 82
Broadcast 82
Communicating on a Wired Local Network 84
Importance of Protocols 84
Standardization of Protocols 85
Physical Addressing 87
Ethernet Communication 88
Hierarchical Design of Ethernet Networks 90
Logical Addressing 91
Access, Distribution, and Core Layers and Devices 92
Building the Access Layer of an Ethernet Network 94
Access Layer 94
Function of Hubs 95
Function of Switches 96
Broadcast Messaging 99
MAC and IP Addresses 101
Address Resolution Protocol (ARP) 101
Building the Distribution Layer of a Network 103
Distribution Layer 103
Function of Routers 105
Default Gateway 107
Tables Maintained by Routers 108
Local-Area Network (LAN) 112
Adding Hosts to Local and Remote Networks 114
Plan and Connect a Local Network 115
Plan and Document an Ethernet Network 115
Prototypes 116
Multi-function Device 117
Connecting the Linksys Router 119
Sharing Resources 121
Summary 122
Activities and Labs 123
Check Your Understanding 124
Challenge Questions and Activities 127
Chapter 4 Connecting to the Internet Through an ISP 129
Objectives 129
Key Terms 129
The Internet and How We Connect To It 130
Explain What the Internet Is 130
Internet Service Providers (ISP) 131
The ISP’s Relationship with the Internet 132
Options for Connecting to the ISP 133
ISP Levels of Service 135
Sending Information Across the Internet 138
Importance of the Internet Protocol (IP) 138
How ISPs Handle Packets 139
Forwarding Packets Across the Internet 141
Networking Devices in a NOC 142
Internet Cloud 142
Devices in Internet Cloud 142
Physical and Environmental Requirements 145
Cables and Connectors 146
Common Network Cables 147
Twisted-Pair Cables 148
Coaxial Cable 151
Fiber-Optic Cables 152
Multimode Fiber 153
Single-Mode Fiber 154
Working with Twisted-Pair Cabling 154
Cabling Standards 154
UTP Cables 155
Unlike Devices 157
Like Devices 157
UTP Cable Termination 158
Terminating UTP at Patch Panels and Wall Jacks 159
Cable Testing 160
Attenuation 161
Crosstalk 162
Cabling Best Practices 162
Summary 165
Activities and Labs 166
Check Your Understanding 167
Challenge Questions and Activities 170
Chapter 5 Network Addressing 171
Objectives 171
Key Terms 171
IP Addresses and Subnet Masks 172
Purpose of an IP Address 172
IP Address Structure 172
Parts of an IP Address 174
How IP Addresses and Subnet Masks Interact 175
Types of IP Addresses 177
IP Address Classes and Default Subnet Masks 177
Public and Private IP Addresses 179
Unicast, Broadcast, and Multicast Addresses 180
Unicast 181
Broadcast 181
Multicast 182
How IP Addresses Are Obtained 184
Static and Dynamic Address Assignment 184
Static 184
Dynamic 184
DHCP Servers 185
Configuring DHCP 186
Address Management 188
Network Boundaries and Address Space 188
Address Assignment 189
Network Address Translation 190
Summary 195
Activities and Labs 195
Check Your Understanding 196
Challenge Questions and Activities 199
Chapter 6 Network Services 201
Objectives 201
Key Terms 201
Clients/Servers and Their Interaction 202
Client/Server Relationship 202
Role of Protocols in Client/Server Communication 204
Application Protocol 204
Transport Protocol 205
Internetwork Protocol 205
Network Access Protocols 206
TCP and UDP Transport Protocols 206
Using TCP 206
Using UDP 208
TCP/IP Port Numbers 208
Destination Port 208
Source Port 208
Application Protocols and Services 209
Domain Name Service 209
Web Clients and Servers 211
FTP Clients and Servers 212
E-mail Clients and Servers 213
IM Clients and Servers 215
Voice Clients and Servers 216
Port Numbers 217
Layered Model and Protocols 218
Protocol Interaction 218
Protocol Operation of Sending and Receiving a Message 219
Open System Interconnection Model 221
Summary 225
Activities and Labs 226
Check Your Understanding 227
Challenge Questions and Activities 229
Chapter 7 Wireless Technologies 231
Objectives 231
Key Terms 231
Wireless Technology 233
Wireless Technologies and Devices 233
Infrared 233
Radio Frequency (RF) 234
Benefits and Limitations of Wireless Technology 235
Types of Wireless Networks and Their Boundaries 236
WPAN 236
WLAN 236
WWAN 236
Wireless LANs 237
Wireless LAN Standards 237
Wireless LAN Components 238
WLANs and the SSID 240
Ad-hoc 240
Infrastructure Mode 240
Wireless Channels 242
Configuring the Access Point 244
Wireless Mode 244
SSID 245
Wireless Channel 246
Configuring the Wireless Client 246
Integrated Wireless Utility Software 246
Standalone Wireless Utility Software 247
Security Considerations on a Wireless LAN 248
Why People Attack WLANs 248
MAC Address Filtering 250
Authentication on a WLAN 251
Open Authentication 251
Pre-shared keys (PSK) 251
Extensible Authentication Protocol (EAP) 252
Encryption on a WLAN 253
Wired Equivalency Protocol (WEP) 253
Wi-Fi Protected Access (WPA) 254
Traffic Filtering on a WAN 254
Configuring an Integrated AP and Wireless Client 255
Planning the WLAN 255
Wireless Standards 255
Installation of Wireless Devices 256
Installing and Securing the AP 257
Backing Up and Restoring Configuration Files 257
Updating the Firmware 258
Summary 260
Activities and Labs 261
Check Your Understanding 262
Challenge Questions and Activities 263
Chapter 8 Basic Security 265
Objectives 265
Key Terms 265
Networking Threats 266
Risks of Networking Intrusion 266
Sources of Network Intrusion 267
External Threats 267
Internal Threats 267
Social Engineering and Phishing 268
Pretexting 268
Phishing 269
Vishing 269
Methods of Attack 269
Viruses, Worms, and Trojan Horses 270
Viruses 270
Worms 270
Trojan Horses 271
Denial of Service and Brute Force Attacks 271
Denial of Service Attack 271
Distributed Denial of Service Attack 272
Brute-Force Attack 272
Spyware, Tracking Cookies, Adware, and Pop-Ups 273
Spyware 273
Tracking Cookies 274
Adware 274
Pop-Ups and Pop-Unders 275
Spam 275
Security Policy 276
Common Security Measures 276
Updates and Patches 278
Anti-virus Software 278
Anti-spam 280
Anti-spyware 282
Using Firewalls 283
What Is a Firewall? 283
Using a Firewall 284
Single-Firewall Configuration 285
Two-Firewall Configuration 286
Home Networking Device Firewalls 286
Vulnerability Analysis 287
Best Practices 288
Summary 290
Activities and Labs 291
Check Your Understanding 291
Challenge Questions and Activities 294
Chapter 9 Troubleshooting Your Network 295
Objectives 295
Key Terms 295
Troubleshooting Process 296
Gathering Information 297
Approaches to Troubleshooting 298
Top-Down 298
Bottom-Up 298
Divide-and-Conquer 300
Trial-and-Error 301
Substitution 301
Using Utilities to Troubleshoot Connectivity Issues 301
Detecting Physical Problems 301
Vision 302
Smell 302
Touch 302
Hearing 302
Software Utilities for Troubleshooting Connectivity 302
Troubleshooting Using ipconfig 303
Troubleshooting Using ping 304
Troubleshooting Using tracert 306
Troubleshooting Using netstat 307
Troubleshooting Using nslookup 308
Common Networking Issues 309
Connectivity Issues 309
LED Indicators 310
Power LED 311
Status LED 311
Activity LED 311
Wired Connectivity Problems 311
Connectivity Problems in a WLAN 312
SSID 313
Authentication 313
Encryption 313
DHCP Issues 314
Troubleshooting the Wireless Router to ISP Connection 315
Troubleshooting and the Help Desk 316
Documentation 317
Using Outside Sources of Help 317
Using the Help Desk 318
Summary 320
Activities and Labs 321
Check Your Understanding 321
Challenge Questions and Activities 323
Chapter 10 Putting It All Together 325
Summary Activity 325
Activities and Labs 325
Appendix Check Your Understanding and Challenge Questions
Answer Key 327
Chapter 1 327
Check Your Understanding 327
Challenge Questions and Activities 328
Chapter 2 328
Check Your Understanding 328
Chapter 3 329
Check Your Understanding 329
Challenge Questions and Activities 330
Chapter 4 331
Check Your Understanding 331
Challenge Questions and Activities 332
Chapter 5 333
Check Your Understanding 333
Challenge Questions and Activities 334
Chapter 6 335
Check Your Understanding 335
Challenge Questions and Activities 336
Chapter 7 336
Check Your Understanding 336
Challenge Questions and Activities 337
Chapter 8 337
Check Your Understanding 337
Challenge Questions and Activities 338
Chapter 9 339
Check Your Understanding 339
Challenge Questions and Activities 339
Part II Labs
Chapter 1 Labs: Personal Computer Hardware 343
Lab 1-1: Determining Data Storage Capacity (1.3.2.2) 343
Task 1: Identify the Amount of RAM in a Computer 343
Task 2: Determine the Size of the Hard Disk Drive 344
Task 3: Determine the Free Space and Used Space on the Hard Drive 345
Task 4: Check for Other Storage Devices 346
Task 5: Reflection 347
Lab 1-2: Determining the Screen Resolution of a Computer (1.3.3.4) 348
Task 1: Determine the Current Screen Resolution 348
Task 2: Determine the Maximum Resolution for the Highest Color Quality 349
Task 3: Calculate the Pixels for Current and Maximum
Resolution Settings 349
Task 4: Identify the Type of Graphics Card Installed 350
Task 5: Identify the Type of Monitor and Available Refresh Rates 350
Lab 1-3: Installing a Printer and Verifying Its Operation (1.5.3.4) 352
Task 1: Add a Printer 352
Task 2: Verify the Printer Installation 355
Task 3: Download and Install an Updated Printer Driver 356
Task 4: Verify the New Driver Installation 360
Chapter 2 Labs: Operating Systems 361
Lab 2-1: Examining Operating System and Application
Versions (2.3.3.2) 361
Task 1: Determine the Windows XP Version and Revision Number 361
Task 2: Configure Windows XP for Updates 362
Task 3: Determine an Application Version 363
Task 4: Reflection 363
Challenge Lab 2-2: Evaluating an OS Upgrade 363
Task 1: Locate Minimum Requirements for Windows Vista 364
Task 2: Determine the Hardware Information for the Computer Using
winmsd.exe 365
Task 3: Determine CPU Type and Amount of RAM Using System
Properties 365
Task 4: Determine Hard Disk Capacity and Amount of Free Disk Space Using
My Computer Properties 365
Task 5: Check for Other Drives (Floppy, CD-ROM, DVD) 366
Task 6: Verify the Monitor and Graphics Capabilities 366
Task 7: Download and Run Windows Vista Upgrade Advisor 366
Task 8: Reflection 367
Chapter 3 Labs: Connecting to the Network 369
Lab 3-1: Building a Peer-to-Peer Network (3.1.5.3) 369
Task 1: Diagram the Network 369
Task 2: Document the PCs 370
Task 3: Connect the Ethernet Cable 371
Task 4: Verify Physical Connectivity 371
Task 5: Configure IP Settings 371
Task 6: Verify IP Connectivity Between the Two PCs 372
Task 7: Verify Connectivity Using My Network Places 373
Task 8: (Optional) Re-enable the Firewall 373
Lab 3-2: Determine the MAC Address of a Host (3.3.3.2) 373
Task 1: Open a Windows Command Prompt Window 374
Task 2: Use the ipconfig /all Command 374
Task 3: Locate the MAC (Physical) Address(es) in the Output from the ipconfig
/all Command 375
Task 4: Reflection 375
Lab 3-3: Determine the IP Address of a Computer (3.3.6.2) 376
Task 1: Determine the IP Address of the Computer 376
Lab 3-4: IP Addresses and Network Communication (3.5.2.2) 378
Task 1: Connect the PCs to Create a Peer-to-Peer Network 378
Task 2: Verify Physical Connectivity 378
Task 3: Configure IP Settings for the Two PCs 379
Task 4: Verify IP Connectivity Between the Two PCs 379
Task 5: Change IP Address for PC2 380
Task 6: Test Network Connectivity Between the Two PCs 381
Task 7: Change IP Address for PC1 381
Task 8: Test Network Connectivity Between the Two PCs 382
Task 9: (Optional) Re-enable the Firewall 382
Lab 3-5: Connect and Configure Hosts (3.6.4.3) 383
Task 1: Identify Ethernet Ports 383
Task 2: Connect the Cable Between the PC and the Router 384
Task 3: Assign the PCs an IP Address and Default Gateway 384
Task 4: Verify the IP Address Configuration 385
Task 5: Test Connectivity Between the Two PCs 386
Task 6: Configure the NetBIOS Name 386
Task 7: Verify Configuration 387
Task 8: (Optional) Re-enable the Firewall 388
Task 9: Return IP Address and NetBIOS Name to Original Values 388
Task 10: Reflection 389
Lab 3-6: Sharing Resources (3.6.5.3) 390
Task 1: Share a Folder 390
Task 2: Map Network Drives to Provide Quick and Easy Access to Shared
Folders 392
Task 3: Verify Work 393
Task 4: Reflection 393
Chapter 4 Labs: Connecting to the Internet Through an ISP 395
Lab 4-1: Tracing Internet Connectivity (4.2.3.3) 395
Task 1: (Optional) Download and Install a Free Program 395
Task 2: Locate Websites 396
Task 3: (Optional) Use Downloaded Visual Trace Route Tool 396
Task 4: Use the tracert Command 397
Task 5: Use the pathping Command 398
Task 6: (Optional) Use the whois Function 398
Task 7: Reflection 399
Lab 4-2: Building Straight-Through and Crossover UTP Cables (4.5.3.2) 400
Part A: Build and Test an Ethernet Straight-Through Patch Cable 401
Task A1: Obtain and Prepare the Cable 401
Task A2: Prepare and Insert the Wires 401
Task A3: Inspect, Crimp, and Reinspect 402
Task A4: Terminate the Other Cable End 403
Task A5: Test the Cable 403
Part B: Build and Test an Ethernet Crossover Cable 403
Task B1: Obtain and Prepare the Cable 403
Task B2: Prepare and Insert the T568A Wires 403
Task B3: Inspect, Crimp, and Reinspect 404
Task B4: Terminate the T568B Cable End 404
Task B5: Test the Cable 404
Task B6: Reflection 405
Lab 4-3: Terminating UTP Cables (4.5.4.4) 406
Task 1: Strip the Sheath 406
Task 2: Position Wires in Data Jack 406
Task 3: Punch Down the Data Jack 407
Task 4: Punch Down the Patch Panel 407
Task 5: Test the Data Jack and Patch Panel Terminations with a Basic Cable
Tester (Optional) 408
Task 6: Reflection (Optional) 408
Lab 4-4: Testing UTP Cables (4.5.5.4) 409
Task 1: Set Up the Fluke 620 LAN CableMeter 410
Task 2: Test Cabling Procedure 410
Task 3: Use the Wire Map Meter Function 411
Task 4: Use the Length Meter Function 412
Task 5: Test Data Jack and Patch Panel Terminations for Wire Map, Length, and
Miswire (Optional) 412
Task 6: Set Up and Test a Cable Using the Fluke MicroScanner 412
Task 7: Reflection 413
Chapter 5 Labs: Network Addressing 415
Lab 5-1: Using the Windows Calculator with Network
Addresses (5.1.4.3) 415
Task 1: Access Windows Calculator and Determine Mode of Operation 416
Task 2: Convert Between Number Systems 416
Task 3: Convert Host IP Addresses 418
Task 4: Convert Host IP Subnet Masks 418
Task 5: Convert Broadcast Addresses 419
Task 6: Convert IP and MAC Addresses for a Host 420
Task 7: Manipulate Powers of 2 to Determine the Number of Hosts on a
Network 421
Task 8: (Optional) Determine the Network Number and Number of Hosts Based
on Subnet Mask 421
Task 9: Reflection 422
Challenge Lab 5-2: Exploring IP Address Functions on an Multi-function
Device 423
Task 1: View Current IP Settings 423
Task 2: Configure TCP/IP Settings for DHCP 424
Task 3: Connect PCs to the Multi-function Device 424
Task 4: Verify the Physical Connection 424
Task 5: Access the Command Prompt on a Client PC 424
Task 6: Access the Multi-function Device Configuration Through a Web
Browser 425
Task 7: Examine the Multi-function Device Configuration 425
Task 8: Connect the Multi-function Device to the Internet 425
Task 9: Verify Connectivity Using the ping Command 426
Task 10: Verify Connectivity Using the tracert Command 427
Task 11: Verify Internet Connectivity 427
Task 12: Determine the Network Boundaries 428
Task 13: Restore All Original Network Connections 428
Task 14: Reflection 428
Chapter 6 Labs: Network Services 429
Lab 6-1: Observing DNS Name Resolution (6.2.1.3) 429
Task 1: Observe DNS Conversion 429
Task 2: Verify DNS Operation Using the nslookup Command 430
Task 3: Identify Mail Servers Using the nslookup Command 431
Task 4: Reflection 432
Lab 6-2: Exploring FTP (6.2.3.3) 433
Task 1: Examine FTP from the Command Prompt 433
Task 2: Use a GUI FTP Client or Web Browser 434
Task 3: (Optional) Use Both an FTP Server and Client 435
Lab 6-3: Configuring an E-mail Client (6.2.4.4) 436
Task 1: Open Microsoft Outlook 436
Task 2: Set Up an E-mail Account 436
Task 3: Enter POP3 E-mail Account Information 436
Task 4: (Optional) Add Another Account or Change an Account 437
Task 5: Reflection 437
Chapter 7 Labs: Wireless Technology 439
Lab 7-1: Configuring a Wireless Access Point (7.2.5.3) 439
Task 1: Verify Connectivity Between the Computer and the Multi-function
Device 439
Task 2: Log In to the Multi-function Device and Configure the Wireless
Network 440
Task 3: Reflection 441
Lab 7-2: Configuring a Wireless Client (7.2.6.4) 442
Task 1: Install the Wireless NIC Driver 442
Task 2: Connect the Wireless NIC 443
Task 3: Attach to the Wireless Network 443
Task 4: Determine the NIC Driver Version 445
Task 5: Determine If the NIC Driver Is the Most Current 445
Task 6: Verify Connectivity 446
Task 7: Reflection 446
Lab 7-3: Configuring Wireless Security (7.3.5.2) 448
Task 1: Plan the Security for Your Home Network 448
Task 2: Connect a Computer to the Multi-function Device and Log In to the
Web-Based Utility 449
Task 3: Change the Linksys Device Password 450
Task 4: Configure the Wireless Security Settings 451
Task 5: Configure Encryption and Authentication 452
Task 6: Configure MAC Address Filtering 454
Task 7: Reflection 455
Challenge Lab 7-4: Planning the Home or Small Business WLAN 456
Task 1: Plan the WLAN 456
Task 2: Use Internet for Research 458
Task 3: Document Your Findings 459
Task 4: Reflection 459
Chapter 8 Labs: Basic Security 461
Lab 8-1: Configuring Access Policies and DMZ Settings (8.4.2.4) 461
Part A: Configuring Access Policies 462
Task 1: Build the Network and Configure the Hosts 462
Task 2: Log In to the User Interface 463
Task 3: View Multi-function Device Firewall Settings 463
Task 4: Set Up Internet Access Restrictions Based on IP Address 464
Task 5: Set Up an Internet Access Policy Based on an Application 465
Part B: Configuring a DMZ on the Multi-function Device 466
Task 1: Set Up a Simple DMZ 466
Task 2: Set Up a Host with Single Port Forwarding 467
Task 3: Restore the Multi-function Device to Its Default Settings 468
Lab 8-2: Performing a Vulnerability Analysis (8.4.3.2) 469
Task 1: Download and Install MBSA 470
Task 2: Build the Network and Configure the Hosts 470
Task 3: Run MBSA on a Host 471
Task 4: Select a Computer to Scan 471
Task 5: View Security Update Scan Results 471
Task 6: View Windows Scan Results in the Security Report 472
Task 7: View Desktop Application Scan Results in the Security Report 472
Task 8: Scan a Server, If Available 472
Task 9: Uninstall MBSA Using Control Panel Add/Remove Programs 473
Task 10: Reflection 473
Chapter 9 Labs: Troubleshooting Your Network 475
Lab 9-1: Troubleshooting Using Network Utilities (9.2.7.2) 475
Task 1: Build the Network and Configure the Hosts 476
Task 2: Record the Baseline IP Address Information for Computers and Wireless
Router 476
Task 3: Scenario 1–Diagnose Web Server Access 478
Task 4: Scenario 2–Diagnose Web Server Access 479
Task 5: Scenario 3–Diagnose FTP Server Access 480
Task 6: Scenario 4–Diagnose FTP Server Access 480
Task 7: Scenario 5–Diagnose Telnet Server Access Problem 481
Task 8: Scenario 6–Analyze TCP Connections to Host-A 482
Task 9: Reflection 483
Lab 9-2: Troubleshooting Physical Connectivity (9.3.3.2) 484
Task 1: Build the Network and Configure the Hosts 485
Task 2: Record the Correct Cable Types Used Between Devices 485
Task 3: Record the IP Address Information for the Computers 485
Task 4: Scenario 1 486
Task 5: Scenario 2 486
Task 6: Scenario 3 487
Task 7: Scenario 4 488
Task 8: Reflection 488
Chapter 10 Capstone Project: Putting It All Together 489
Task 1: Gather Information and Determine Customer Requirements 490
AnyCompany Corporation Information Summary 491
Office Floor Plan 493
Interview with the Administrative Manager 494
Task 2: Select the Appropriate Services and Equipment 496
Task 3: Plan the Installation 500
Task 4: Prepare and Present the Proposal 503
Task 5: Install and Configure the Network 503
Task 6: Test and Troubleshoot 505
Task 7: Document and Sign-Off 506
Task 8: Support 506
Glossary 507
Index 535
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