Introduction to Networks v6 Labs & Study Guide, 1st edition

    Introduction xxxiv

Chapter 1 Exploring the Network 1

    Study Guide 2

    Globally Connected 2

        Vocabulary Exercise: Matching 2

        Completion Exercise 2

    LANs, WANs, and the Internet 3

        Completion Exercise 3

        Classify and Identify Network Components 5

        Compare LANs and WANs 6

        Vocabulary Exercise: Matching 7

    The Network as a Platform 8

        Classify the Requirements for a Reliable Network 8

    The Changing Network Environment 9

        Completion Exercise 9

        Network Security Terminology 9

    Labs and Activities 10

    1.0.1.2 Class Activity—Draw Your Concept of the Internet 10

        Objectives 10

        Background/Scenario 10

        Required Resources 10

        Reflection 10

    1.1.1.8 Lab—Researching Network Collaboration Tools 11

        Objectives 11

        Background/Scenario 11

        Required Resources 11

        Part 1: Use Collaboration Tools 11

        Part 2: Share Documents with Google Drive 11

        Part 3: Explore Conferencing and Web Meetings 16

        Part 4: Create Wiki Pages 16

        Reflection 23

    1.2.4.4 Packet Tracer—Help and Navigation Tips 24

        Topology 24

        Objectives 24

        Background 24

        Challenge 26

        Suggested Scoring Rubric 27

    1.2.4.5 Packet Tracer—Network Representation 28

        Topology 28

        Objectives 28

        Challenge 30

        Suggested Scoring Rubric 31

        Objectives 32

        Background/Scenario 32

        Required Resources 32

        Part 1: Survey Your Understanding of Convergence 32

        Part 2: Research ISPs Offering Converged Services 32

        Part 3: Researching Local ISPs Offering Converged Services 33

        Part 4: Select Best Local ISP Converged Service Offering 33

        Part 5: Research Local Companies or Public Institutions Using

        Convergence Technologies 34

        Reflection 34

    1.4.4.3 Lab—Researching IT and Networking Job Opportunities 35

        Objectives 35

        Background/Scenario 35

        Required Resources 35

        Part 1: Research Job Opportunities 35

        Part 2: Reflect on Research 37

    1.5.1.1 Class Activity—Draw Your Concept of the Internet Now 39

        Objectives 39

        Background/Scenario 39

        Required Resources 39

        Reflection 39

        Modeling Activity Graphic Representation 40

Chapter 2 Configure a Network Operating System 41

    Study Guide 42

    IOS Bootcamp 42

        Completion Exercise 42

        Accessing Devices 42

        Navigating the IOS Matching Exercise 43

        Hotkeys and Shortcuts 43

    Basic Device Configuration 44

        Apply a Basic Configuration 44

        Packet Tracer Exercise 2-1: Basic Switch Configuration 46

    Labs and Activities 47

    Command Reference 47

    2.0.1.2 Class Activity—It Is Just an Operating System! 48

        Objectives 48

        Background/Scenario 48

        Required Resources 48

        Reflection 48

    2.1.4.6 Packet Tracer—Navigating the IOS 49

        Topology 49

        Objectives 49

        Background 49

        Part 1: Establish Basic Connections, Access the CLI, and Explore Help 49

        Part 2: Explore EXEC Modes 50

        Part 3: Set the Clock 51

        Suggested Scoring Rubric 53

    2.1.4.7 Lab—Establishing a Console Session with Tera Term 54

        Topology 54

        Objectives 54

        Background/Scenario 54

        Required Resources 54

        Part 1: Access a Cisco Switch Through the Serial Console Port 55

        Part 2: Display and Configure Basic Device Settings 57

        Part 3: (Optional) Access a Cisco Router Using a Mini-USB Console

        Cable 58

        Reflection 63

        Router Interface Summary Table 63

    2.2.3.4 Packet Tracer—Configuring Initial Switch Settings 65

        Topology 65

        Objectives 65

        Background 65

        Part 1: Verify the Default Switch Configuration 65

        Part 2: Create a Basic Switch Configuration 66

        Part 3: Configure a MOTD Banner 68

        Part 4: Save Configuration Files to NVRAM 69

        Part 5: Configure S2 69

        Suggested Scoring Rubric 70

    2.3.2.5 Packet Tracer—Implementing Basic Connectivity 71

        Topology 71

        Addressing Table 71

        Objectives 71

        Background 71

        Part 1: Perform a Basic Configuration on S1 and S2 71

        Part 2: Configure the PCs 72

        Part 3: Configure the Switch Management Interface 73

        Suggested Scoring Rubric 74

    2.3.3.3 Lab—Building a Simple Network 75

        Topology 75

        Addressing Table 75

        Objectives 75

        Background/Scenario 75

        Required Resources 76

        Part 1: Set Up the Network Topology (Ethernet Only) 76

        Part 2: Configure PC Hosts 77

        Part 3: Configure and Verify Basic Switch Settings 81

        Reflection 86

        Appendix A: Initializing and Reloading a Switch 86

    2.3.3.4 Lab—Configuring a Switch Management Address 88

        Topology 88

        Addressing Table 88

        Objectives 88

        Background/Scenario 88

        Required Resources 88

        Part 1: Configure a Basic Network Device 89

        Part 2: Verify and Test Network Connectivity 91

        Reflection 95

    2.4.1.1 Class Activity—Tutor Me! 96

        Objectives 96

        Background/Scenario 96

        Required Resources 96

        Reflection 96

    2.4.1.2 Packet Tracer—Skills Integration Challenge 98

        Addressing Table 98

        Objectives 98

        Scenario 98

        Requirements 98

Chapter 3 Network Protocols and Communications 99

    Study Guide 100

    Rules of Communication 100

        Vocabulary Exercise: Matching 100

    Network Protocols and Standards 101

        Protocol Definitions: Matching 101

        Mapping the Protocols of the TCP/IP Suite 102

        Standards Organizations: Matching 103

        OSI Reference Model Layers: Matching 104

        TCP/IP Model Layers: Matching 104

        Mapping the Layers of the OSI and TCP/IP Models 105

    Moving Data in the Network 105

        Data Encapsulation and the PDUs 106

        The Role of Addressing in Network Communications 106

    Labs and Activities 107

    3.0.1.2 Class Activity—Designing a Communications System 107

        Objectives 107

        Background/Scenario 107

        Reflection 107

    3.2.3.4 Lab—Researching Networking Standards 108

        Objectives 108

        Background/Scenario 108

        Required Resources 108

        Part 1: Research Networking Standards Organizations 108

        Part 2: Reflect on Internet and Computer Networking Experiences 110

    3.2.4.6 Packet Tracer—Investigating the TCP/IP and OSI Models in Action 111

        Topology 111

        Objectives 111

        Background 111

        Part 1: Examine HTTP Web Traffic 111

        Part 2: Display Elements of the TCP/IP Protocol Suite 114

        Challenge 115

        Suggested Scoring Rubric 115

    3.4.1.1 Lab—Installing Wireshark 116

        Objectives 116

        Background/Scenario 116

        Required Resources 116

        Download and Install Wireshark 116

    3.4.1.2 Lab—Using Wireshark to View Network Traffic 122

        Topology 122

        Objectives 122

        Background/Scenario 122

        Required Resources 122

        Part 1: Capture and Analyze Local ICMP Data in Wireshark 123

        Part 2: Capture and Analyze Remote ICMP Data in Wireshark 128

        Reflection 130

        Appendix A: Allowing ICMP Traffic Through a Firewall 130

    3.4.1.3 Class Activity—Guaranteed to Work! 136

        Objectives 136

        Background/Scenario 136

        Required Resources 136

        Reflection 136

Chapter 4 Network Access 137

    Study Guide 138

    Physical Layer Protocols 138

        Completion Exercise 138

    Network Media 139

        Copper Cabling Completion Exercise 139

        Compare UTP, STP, and Coaxial Characteristics 140

        Limiting the Negative Effect of Crosstalk 140

        UTP Cable Categories 141

        UTP Cable Wiring Standards 141

        UTP Cable Pinouts 141

        Fiber-Optic Cabling Completion Exercise 142

        Compare Single-Mode and Multimode Fiber 143

        Wireless Media Completion Exercise 143

    Data Link Layer Protocols 144

        Data Link Layer Completion Exercise 144

    Media Access Control 145

        Topologies and Access Methods Completion Exercise 145

        Label the Generic Frame Fields 146

    Labs and Activities 147

    4.0.1.2 Class Activity—Managing the Medium 147

        Objectives 147

        Background/Scenario 147

        Required Resources 147

        Reflection 147

    4.1.2.4 Lab—Identifying Network Devices and Cabling 149

        Objectives 149

        Background/Scenario 149

        Part 1: Identify Network Devices 149

        Identify Network Media 150

        Reflection 151

    4.2.2.7 Lab—Building an Ethernet Crossover Cable 152

        Topology 152

        Addressing Table 152

        Objectives 152

        Background/Scenario 152

        Required Resources 152

        Part 1: Analyze Ethernet Cabling Standards and Pinouts 153

        Part 2: Build an Ethernet Crossover Cable 155

        Part 3: Test an Ethernet Crossover Cable 156

        Reflection 157

    4.2.4.4 Packet Tracer—Connecting a Wired and Wireless LAN 158

        Topology 158

        Addressing Table 158

        Objectives 159

        Background 159

        Part 1: Connect to the Cloud 159

        Part 2: Connect Router0 159

        Part 3: Connect Remaining Devices 160

        Part 4: Verify Connections 160

        Part 5: Examine the Physical Topology 160

        Suggested Scoring Rubric 161

    4.2.4.5 Lab—Viewing Wired and Wireless NIC Information 162

        Objectives 162

        Background/Scenario 162

        Required Resources 162

        Part 1: Identify and Work with PC NICs 162

        Part 2: Identify and Use the System Tray Network Icons 170

        Reflection 172

    4.5.1.1 Class Activity—Linked In! 173

        Objectives 173

        Physical Topology 173

        Background/Scenario 173

        Required Resources 174

        Reflection 174

Chapter 5 Ethernet 175

    Study Guide 176

    Ethernet Protocol 176

        Ethernet Operation Completion Exercise 176

        Identify the Ethernet Frame Attributes: Matching 177

        Comparing Decimal, Binary, and Hexadecimal Digits 177

        Ethernet MAC Address Completion Exercise 178

    LAN Switches 178

        Building the MAC Address Table 178

        Forward the Frame 179

        Switching Forwarding Methods Completion Exercise 182

        Comparing Switch Forwarding Methods 182

        Switching Port Settings Completion Exercise 183

    Address Resolution Protocol 183

        Identify the MAC and IP Addresses 183

        ARP Completion Exercise 184

    Labs and Activities 186

    Command Reference 186

    5.0.1.2 Class Activity—Join My Social Circle 187

        Objectives 187

        Background/Scenario 187

        Required Resources 187

        Reflection 187

    5.1.1.7 Lab—Using Wireshark to Examine Ethernet Frames 188

        Topology 188

        Objectives 188

        Background/Scenario 188

        Required Resources 188

        Part 1: Examine the Header Fields in an Ethernet II Frame 188

        Reflection 194

    5.1.2.8 Lab—Viewing Network Device MAC Addresses 195

        Topology 195

        Addressing Table 195

        Objectives 195

        Background/Scenario 195

        Required Resources 195

        Part 1: Configure Devices and Verify Connectivity 196

        Part 2: Display, Describe, and Analyze Ethernet MAC Addresses 196

        Reflection 200

    5.2.1.7 Lab—Viewing the Switch MAC Address Table 201

        Topology 201

        Addressing Table 201

        Objectives 201

        Background/Scenario 201

        Required Resources 202

        Part 1: Build and Configure the Network 202

        Part 2: Examine the Switch MAC Address Table 202

        Reflection 204

    5.3.1.3 Packet Tracer—Identify MAC and IP Addresses 205

        Topology 205

        Objectives 205

        Background 205

        Part 1: Gather PDU Information 205

        Example Spreadsheet Format 206

        Part 2: Reflection Questions 206

        Suggested Scoring Rubric 207

    5.3.2.8 Packet Tracer—Examine the ARP Table 208

        Topology 208

        Addressing Table 208

        Objectives 208

        Background 208

        Part 1: Examine an ARP Request 209

        Part 2: Examine a Switch MAC Address Table 209

        Part 3: Examine the ARP Process in Remote Communications 210

        Suggested Scoring Rubric 211

    5.4.1.1 Class Activity—MAC and Choose 212

        Objectives 212

        Background/Scenario 212

        Required Resources 212

        Reflection 212

Chapter 6 Network Layer 215

    Study Guide 216

    Network Layer Protocols 216

        The Network Layer 216

        Characteristics of the IP 216

        Fields of the IPv4 Packet: Matching 217

        Fields of the IPv6 Packet: Matching 217

    Routing 218

        How a Host Routes Packets Completion Exercise 218

        Routing Table Entry: Matching 219

        Identify Router Components 220

        Interpreting the show version Command Exercise 221

    Configuring a Cisco Router 221

        Basic Router Configuration Exercise 221

        Packet Tracer Exercise 6-1: Basic Router Configuration 225

    Labs and Activities 227

    Command Reference 227

    6.0.1.2 Class Activity — The Road Less Traveled…Or Is It? 228

        Objectives 228

        Background/Scenario 228

        Reflection 228

    6.3.1.8 Packet Tracer—Exploring Internetworking Devices 229

        Topology 229

        Objectives 229

        Background 229

        Part 1: Identify Physical Characteristics of Internetworking Devices 230

        Part 2: Select Correct Modules for Connectivity 230

        Part 3: Connect Devices 231

        Suggested Scoring Rubric 232

    6.3.2.7 Lab—Exploring Router Physical Characteristics 233

        Topology 233

        Objectives 233

        Background/Scenario 233

        Required Resources 233

        Part 1: Examine Router External Characteristics 233

        Part 2: Examine Router Internal Characteristics Using Show Commands 236

        Reflection 240

    6.4.1.3 Packet Tracer—Configure Initial Router Settings 241

        Topology 241

        Objectives 241

        Background 241

        Part 1: Verify the Default Router Configuration 241

        Part 2: Configure and Verify the Initial Router Configuration 242

        Part 3: Save the Running Configuration File 243

        Suggested Scoring Rubric 244

    6.4.3.3 Packet Tracer—Connect a Router to a LAN 245

        Topology 245

        Addressing Table 245

        Background 246

        Part 1: Display Router Information 246

        Part 2: Configure Router Interfaces 247

        Part 3: Verify the Configuration 248

        Suggested Scoring Rubric 248

    Packet Tracer—Troubleshooting Default Gateway Issues 250

        Topology 250

        Addressing Table 250

        Objectives 250

        Background 250

        Part 1: Verify Network Documentation and Isolate Problems 251

        Testing and Verification Documentation 251

        Part 2: Implement, Verify, and Document Solutions 252

        Suggested Scoring Rubric 253

    6.5.1.1 Class Activity—Can You Read This Map? 254

        Objectives 254

        Background/Scenario 254

        Required Resources 254

        Reflection 255

    6.5.1.2 Lab — Building a Switch and Router Network 256

        Topology 256

        Addressing Table 256

        Objectives 256

        Background/Scenario 256

        Required Resources 257

        Part 1: Set Up Topology and Initialize Devices 257

        Part 2: Configure Devices and Verify Connectivity 257

        Part 3: Display Device Information 258

        Reflection 260

        Router Interface Summary Table 261

    6.5.1.3 Packet Tracer—Skills Integration Challenge 262

        Topology 262

        Addressing Table 262

        Objectives 262

        Scenario 262

        Requirements 262

Chapter 7 IP Addressing 265

    Study Guide 266

    IPv4 Network Addresses 266

        IPv4 Address Structure 266

        IPv4 Subnet Mask 267

        IPv4 Unicast, Broadcast, and Multicast 269

        Types of IPv4 Addresses 269

    IPv6 Network Addresses 270

        Representing IPv6 Addresses 270

        Identify IPv6 Address Types 271

        IPv6 Unicast Addresses 272

        IPv6 Multicast Addresses 274

    Connectivity Verification 275

        ICMP Message Types 275

        Testing the Path 275

    Labs and Activities 276

    Command Reference 276

    7.0.1.2 Class Activity—Modeling the Internet of Everything (IoE) 277

        Objectives 277

        Background/Scenario 277

        Required Resources 277

        Reflection 277

    7.1.2.8 Lab—Using the Windows Calculator with Network Addresses 278

        Objectives 278

        Background/Scenario 278

        Required Resources 279

        Part 1: Access the Windows Calculator 279

        Part 2: Convert Between Numbering Systems 279

        Part 3: Convert Host IPv4 Addresses and Subnet Masks into Binary 281

        Part 4: Determine the Number of Hosts in a Network Using Powers of 2 282

        Part 5: Convert MAC Addresses and IPv6 Addresses to Binary 283

        Reflection 284

    7.1.2.9 Lab—Converting IPv4 Addresses to Binary 285

        Objectives 285

        Background/Scenario 285

        Part 1: Convert IPv4 Addresses from Dotted Decimal to Binary 285

        Part 2: Use Bitwise ANDing Operation to Determine Network Addresses 286

        Part 3: Apply Network Address Calculations 287

        Reflection 288

    7.1.3.8 Packet Tracer—Investigate Unicast, Broadcast, and Multicast Traffic 289

        Topology 289

        Objectives 289

        Background/Scenario 289

        Part 1: Generate Unicast Traffic 289

        Part 2: Generate Broadcast Traffic 290

        Part 3: Investigate Multicast Traffic 291

        Suggested Scoring Rubric 292

    7.1.4.9 Lab—Identifying IPv4 Addresses 293

        Objectives 293

        Background/Scenario 293

        Required Resources 293

        Part 1: Identify IPv4 Addresses 293

        Part 2: Classify IPv4 Addresses 294

        Reflection 295

    7.2.4.9 Packet Tracer—Configuring IPv6 Addressing 296

        Topology 296

        Addressing Table 296

        Objectives 296

        Background 297

        Part 1: Configure IPv6 Addressing on the Router 297

        Part 2: Configure IPv6 Addressing on the Servers 297

        Part 3: Configure IPv6 Addressing on the Clients 298

        Part 4: Test and Verify Network Connectivity 298

    7.2.5.3 Lab—Identifying IPv6 Addresses 299

        Topology 299

        Objectives 299

        Background/Scenario 299

        Required Resources 299

        Part 1: Identify the Different Types of IPv6 Addresses 299

        Part 2: Examine a Host IPv6 Network Interface and Address 301

        Part 3: Practice IPv6 Address Abbreviation 304

        Reflection 305

    7.2.5.4 Lab—Configuring IPv6 Addresses on Network Devices 306

        Topology 306

        Addressing Table 306

        Objectives 306

        Background/Scenario 306

        Required Resources 307

        Part 1: Set Up Topology and Configure Basic Router and Switch

        Settings 307

        Part 2: Configure IPv6 Addresses Manually 308

        Part 3: Verify End-to-End Connectivity 313

        Reflection 314

        Router Interface Summary Table 315

    7.3.2.5 Packet Tracer—Verifying IPv4 and IPv6 Addressing 316

        Topology 316

        Addressing Table 316

        Objectives 316

        Background 317

        Part 1: Complete the Addressing Table Documentation 317

        Part 2: Test Connectivity Using Ping 317

        Part 3: Discover the Path by Tracing the Route 317

        Suggested Scoring Rubric 318

    Packet Tracer—Pinging and Tracing to Test the Path 319

        Topology 319

        Addressing Table 319

        Objectives 320

        Scenario 320

        Part 1: Test and Restore IPv4 Connectivity 320

        Part 2: Test and Restore IPv6 Connectivity 321

        Suggested Scoring Rubric 322

    7.3.2.7 Lab—Testing Network Connectivity with Ping and Traceroute 323

        Topology 323

        Addressing Table 323

        Objectives 324

        Background/Scenario 324

        Required Resources 324

        Part 1: Build and Configure the Network 324

        Part 2: Use Ping Command for Basic Network Testing 326

        Part 3: Use Tracert and Traceroute Commands for Basic Network Testing 331

        Part 4: Troubleshoot the Topology 333

        Reflection 336

        Router Interface Summary Table 337

    7.3.2.8 Lab—Mapping the Internet 338

        Objectives 338

        Background 338

        Scenario 338

        Required Resources 339

        Part 1: Test Network Connectivity Using Ping 339

        Part 2: Trace a Route to a Remote Server Using Tracert 342

        Reflection 346

    7.3.2.9 Packet Tracer—Troubleshooting IPv4 and IPv6 Addressing 347

        Topology 347

        Addressing Table 347

        Objectives 348

        Scenario 348

        Part 1: Troubleshoot First Issue 348

        Part 2: Troubleshoot Second Issue 349

        Part 3: Troubleshoot Third Issue 349

    7.4.1.1 Class Activity—The Internet of Everything...Naturally 351

        Objectives 351

        Background /Scenario 351

        Required Resources 351

        Reflection 351

    7.4.1.2 Packet Tracer—Skills Integration Challenge 352

        Topology 352

        Addressing Table 352

        Scenario 353

        Requirements 353

        Suggested Scoring Rubric 353

Chapter 8 Subnetting IP Networks 355

    Study Guide 356

    Subnetting an IPv4 Network 356

        Subnetting in Four Steps 356

        Subnetting Example 356

        Subnetting Scenario 1 358

        Subnetting Scenario 2 358

        Subnetting Scenario 3 359

    VLSM Addressing Schemes 359

        VLSM Review 359

        VLSM Addressing Design Exercises 361

    Design Considerations for IPv6 364

        Subnetting an IPv6 Network 364

        IPv6 Subnetting Practice 365

    Labs and Activities 367

    8.0.1.2 Class Activity—Call Me! 367

        Objectives 367

        Background/Scenario 367

        Required Resources 367

        Reflection 367

    8.1.4.6 Lab—Calculating IPv4 Subnets 368

        Objectives 368

        Background/Scenario 368

        Required Resources 368

        Part 1: Determine IPv4 Address Subnetting 368

        Part 2: Calculate IPv4 Address Subnetting 370

        Reflection 373

    8.1.4.7 Packet Tracer—Subnetting Scenario 1 374

        Topology 374

        Addressing Table 374

        Objectives 374

        Scenario 375

        Part 1: Design an IP Addressing Scheme 375

        Subnet Table 376

        Part 2: Assign IP Addresses to Network Devices and Verify Connectivity 377

        Suggested Scoring Rubric 377

    8.1.4.8 Lab—Designing and Implementing a Subnetted IPv4 Addressing Scheme 378

        Topology 378

        Addressing Table 378

        Objectives 378

        Background/Scenario 378

        Required Resources 379

        Part 1: Design a Network Subnetting Scheme 379

        Part 2: Configure the Devices 382

        Part 3: Test and Troubleshoot the Network 383

        Reflection 383

        Router Interface Summary Table 384

        Appendix A: Configuration Details for Steps in Part 2 384

    8.2.1.4 Packet Tracer—Designing and Implementing a VLSM Addressing Scheme 386

        Topology 386

        Addressing Table 386

        Objectives 386

        Background 386

        Part 1: Examine the Network Requirements 386

        Part 2: Design the VLSM Addressing Scheme 387

        Subnet Table 387

        Part 3: Assign IP Addresses to Devices and Verify Connectivity 388

        Suggested Scoring Rubric 388

    8.2.1.5 Lab—Designing and Implementing a VLSM Addressing Scheme 389

        Topology 389

        Objectives 389

        Background/Scenario 389

        Required Resources 390

        Part 1: Examine Network Requirements 390

        Part 2: Design the VLSM Address Scheme 393

        Part 3: Cable and Configure the IPv4 Network 394

        Reflection 395

        Router Interface Summary Table 395

    8.3.1.4 Packet Tracer—Implementing a Subnetted IPv6 Addressing Scheme 396

        Topology 396

        Addressing Table 396

        Objectives 396

        Scenario 397

        Part 1: Determine the IPv6 Subnets and Addressing Scheme 397

        Subnet Table 397

        Part 2: Configure the IPv6 Addressing on Routers and PCs and Verify

        Connectivity 397

        Suggested Scoring Rubric 398

    8.4.1.1 Class Activity—Can You Call Me Now 399

        Objectives 399

        Background/Scenario 399

        Required Resources 399

        Reflection 399

    8.4.1.2 Packet Tracer—Skills Integration Challenge 400

        Topology 400

        Addressing Table 400

        Scenario 400

        Requirements 401

        Suggested Scoring Rubric 401

    Chapter 9 Transport Layer 403

    Study Guide 404

    Transport Layer Protocols 404

        Transportation of Data Completion Exercise 404

        TCP and UDP Overview 405

    TCP and UDP 407

        TCP Communication 407

        UDP Communication 408

        TCP or UDP, That Is the Question 409

    Labs and Activities 410

    Command Reference 410

    9.0.1.2 Class Activity—We Need to Talk 411

        Objectives 411

        Background/Scenario 411

        Required Resources 411

        Reflection 411

    9.2.1.6 Lab—Using Wireshark to Observe the TCP 3-Way Handshake 412

        Topology 412

        Objectives 412

        Background/Scenario 412

        Required Resources 412

        Part 1: Prepare Wireshark to Capture Packets 412

        Part 2: Capture, Locate, and Examine Packets 414

        Reflection 418

    9.2.3.5 Lab—Using Wireshark to Examine a UDP DNS Capture 419

        Topology 419

        Objectives 419

        Background/Scenario 419

        Required Resources 419

        Part 1: Record a PC’s IP Configuration Information 419

        Part 2: Use Wireshark to Capture DNS Queries and Responses 420

        Part 3: Analyze Captured DNS or UDP Packets 420

        Reflection 424

    9.2.4.3 Lab—Using Wireshark to Examine TCP and UDP Captures 425

        Topology—Part 1 (FTP) 425

        Topology—Part 2 (TFTP) 425

        Addressing Table (Part 2) 425

        Objectives 425

        Background/Scenario 426

        Required Resources—Part 1 (FTP) 426

        Required Resources—Part 2 (TFTP) 426

        Part 1: Identify TCP Header Fields and Operation Using a Wireshark FTP

        Session Capture 426

        Part 2: Identify UDP Header Fields and Operation Using a Wireshark

        TFTP Session Capture 434

        Reflection 438

        Challenge 438

        Cleanup 438

    9.3.1.1 Class Activity—We Need to Talk, Again 439

        Objectives 439

        Background/Scenario 439

        Reflection 439

    9.3.1.2 Packet Tracer Simulation—Exploration of TCP and UDP Communication 440

        Topology 440

        Objectives 440

        Background 440

        Part 1: Generate Network Traffic in Simulation Mode 440

        Part 2: Examine Functionality of the TCP and UDP Protocols 441

        Suggested Scoring Rubric 445

Chapter 10 Application Layer 447

    Study Guide 448

    Application Layer Protocols 448

        OSI and TCP/IP Model Comparison 448

        Application and Presentation Protocols and Standards 448

        How Application Protocols Interact with End-User Applications 449

    Well-Known Application Layer Protocols and Services 450

        Web and Email Services 450

        IP Addressing Services 450

        File Sharing Services 452

    Labs and Activities 454

    Command Reference 454

    10.0.1.2 Class Activity—Application Investigation 455

        Objective 455

        Background/Scenario 455

        Reflection 455

    10.1.2.5 Lab—Researching Peer-to-Peer File Sharing 456

        Objectives 456

        Background/Scenario 456

        Required Resources 456

        Part 1: Identify P2P Networks, File Sharing Protocols, and

        Applications 456

        Part 2: Research P2P File Sharing Issues 457

        Part 3: Research P2P Copyright Litigations 458

        Reflection 458

    10.2.1.7 Packet Tracer—Web and Email 459

        Topology 459

        Objectives 459

        Background 459

        Part 1: Configure and Verify Web Services 460

        Part 2: Configure and Verify Email Services on Servers 460

    10.2.2.7 Packet Tracer—DHCP and DNS Servers 462

        Topology 462

        Objectives 462

        Background 462

        Part 1: Configure Static IPv4 Addressing 463

        Part 2: Configure Records on the DNS Server 464

    10.2.2.8 Lab—Observing DNS Resolution 465

        Objectives 465

        Background/Scenario 465

        Required Resources 465

        Part 1: Observe the DNS Conversion of a URL to an IP Address 465

        Part 2: Observe DNS Lookup Using the nslookup Command on a Web Site 468

        Part 3: Observe DNS Lookup Using the nslookup Command on Mail

        Servers 469

        Reflection 470

    10.2.3.3 Packet Tracer—FTP Servers 471

        Topology 471

        Objectives 471

        Background 471

        Part 1: Configure FTP Services on Servers 472

        Part 2: Upload a File to the FTP Server 472

        Part 3: Download a File from the FTP Server 473

    10.2.3.4 Lab—Exploring FTP 474

        Objectives 474

        Background/Scenario 474

        Required Resources 474

        Part 1: Use FTP from a Command Prompt 474

        Part 2: Use FTP in a Browser 476

        Part 3: Download an FTP File Using WS_FTP LE (Optional) 477

        Reflection 483

    10.3.1.1 Class Activity—Make It Happen! 484

        Objectives 484

        Background/Scenario 484

        Reflection 484

    10.3.1.2 Packet Tracer—Explore a Network 485

        Topology 485

        Objectives 485

        Background 485

        Part 1: Examine Internetwork Traffic at Branch 486

        Part 2: Examine Internetwork Traffic to Central 487

        Part 3: Examine Internet Traffic from Branch 488

        Suggested Scoring Rubric 489

    10.3.1.3 Packet Tracer Multiuser—Tutorial 490

        Topology 490

        Addressing Table 490

        Objectives 490

        Background 490

        Part 1: Establish a Local Multiuser Connection to Another Instance of Packet Tracer 491

        Part 2: Verify Connectivity Across a Local Multiuser Connection 493

    10.3.1.4 Packet Tracer Multiuser—Implement Services 494

        Topology 494

        Addressing Table 494

        Objectives 494

        Background 495

        Part 1: Establish a Local Multiuser Connection to Another Instance of

        Packet Tracer 495

        Part 2: Server Side Player - Implement and Verify Services 496

        Part 3: Client Side Player - Configure and Verify Access to Services 497

Chapter 11 Build a Small Network 499

    Study Guide 500

    Network Design 500

        Devices in a Small Network 500

        Protocols in a Small Network 501

        Scale to Larger Networks 501

    Network Security 501

        Security Threats and Vulnerabilities 501

        Network Attacks 502

        Network Attack Mitigation 503

        Device Security 503

        Packet Tracer Exercise 11-1: SSH Configuration and Verification 504

    Basic Network Performance 505

        Using the ping Command 505

        Tracing a Route 506

        Show Commands 506

    Network Troubleshooting 507

        Troubleshooting Methodology 507

        Packet Tracer Exercise 11-2: Troubleshooting Scenario 508

    Labs and Activities 509

    Command Reference 509

    11.0.1.2 Class Activity—Did You Notice? 511

        Objectives 511

        Topology 511

        Background/Scenario 511

        Required Resources 512

        Reflection 512

    11.2.2.6 Lab—Researching Network Security Threats 513

        Objectives 513

        Background/Scenario 513

        Required Resources 513

        Part 1: Exploring the SANS Website 513

        Part 2: Identify Recent Network Security Threats 514

        Part 3: Detail a Specific Network Security Attack 515

        Reflection 515

    11.2.4.5 Packet Tracer—Configuring Secure Passwords and SSH 516

        Topology 516

        Addressing Table 516

        Scenario 516

        Requirements 516

    11.2.4.6 Lab—Accessing Network Devices with SSH 518

        Topology 518

        Addressing Table 518

        Objectives 518

        Background/Scenario 518

        Required Resources 519

        Part 1: Configure Basic Device Settings 519

        Part 2: Configure the Router for SSH Access 520

        Part 3: Configure the Switch for SSH Access 521

        Part 4: SSH from the CLI on the Switch 522

        Reflection 523

        Router Interface Summary Table 523

    11.2.4.7 Lab—Examining Telnet and SSH in Wireshark 524

        Topology 524

        Addressing Table 524

        Objectives 524

        Background/Scenario 524

        Required Resources 524

        Part 1: Configure the Devices for SSH Access 525

        Part 2: Examine a Telnet Session with Wireshark 526

        Part 3: Examine an SSH Session with Wireshark 528

        Reflection 531

        Router Interface Summary Table 531

    11.2.4.8 Lab—Securing Network Devices 533

        Topology 533

        Addressing Table 533

        Objectives 533

        Background/Scenario 533

        Required Resources 534

        Part 1: Configure Basic Device Settings 534

        Part 2: Configure Basic Security Measures on the Router 534

        Part 3: Configure Basic Security Measures on the Switch 537

        Reflection 540

        Router Interface Summary Table 540

    11.3.2.3 Packet Tracer—Testing Connectivity with Traceroute 541

        Topology 541

        Objectives 541

        Background 541

        Part 1: Test End-to-End Connectivity with the tracert Command 541

        Part 2: Compare to the traceroute Command on a Router 542

        Part 3: Using Extended Traceroute 542

        Suggested Scoring Rubric 544

    11.3.2.4 Lab—Testing Network Latency with Ping and Traceroute 545

        Topology 545

        Objectives 545

        Background/Scenario 545

        Required Resources 545

        Part 1: Use Ping to Document Network Latency 545

        Part 2: Use Traceroute to Document Network Latency 548

        Reflection 549

    11.3.3.3 Packet Tracer—Using Show Commands 550

        Objectives 550

        Background 550

        Part 1: Analyze Show Command Output 550

        Part 2: Reflection Questions 550

        Suggested Scoring Rubric 551

    11.3.4.6 Lab—Using the CLI to Gather Network Device Information 552

        Topology 552

        Addressing Table 552

        Objectives 552

        Background/Scenario 552

        Required Resources 553

        Part 1: Set Up the Topology and Initialize Devices 553

        Part 2: Configure Devices and Verify Connectivity 553

        Part 3: Gather Network Device Information 555

        Reflection 559

        Router Interface Summary Table 559

    11.4.3.5 Lab—Troubleshooting Connectivity Issues 560

        Topology 560

        Addressing Table 560

        Objectives 560

        Background/Scenario 560

        Required Resources 561

        Troubleshooting Configurations 561

        Part 1: Identify the Problem. 562

        Part 2: Implement Network Changes 567

        Part 3: Verify Full Functionality 568

        Part 4: Document Findings and Configuration Changes 571

        Reflection 571

        Router Interface Summary Table 572

    11.4.3.6 Packet Tracer—Troubleshooting Connectivity Issues 573

        Topology 573

        Addressing Table 573

        Objectives 573

        Background/Scenario 574

        Suggested Scoring Rubric 575

    11.5.1.1 Class Activity—Design and Build a Small Business Network (Capstone Project) 576

        Objectives 576

        Background/Scenario 576

        Required Resources 576

        Reflection 576

    11.5.1.2 Packet Tracer—Skills Integration Challenge 577

        Topology 577

        Addressing Table 577

        Scenario/Background 578

        Requirements 578

        Switch Configurations 579

        Verify Connectivity 579

    11.5.1.3 Packet Tracer—Troubleshooting Challenge 580

        Topology 580

        Addressing Table 580

        Scenario/Background 581

        Requirements 581

    Appendix Labs 583

    Appendix Lab—Observing ARP with the Windows CLI, IOS CLI, and Wireshark 583

        Topology 583

        Addressing Table 583

        Objectives 583

        Background/Scenario 584

        Required Resources 584

        Part 1: Build and Configure the Network 585

        Part 2: Use the Windows ARP Command 585

        Part 3: Use the IOS show arp Command 589

        Part 4: Use Wireshark to Examine ARP Exchanges 590

        Reflection 593

        Router Interface Summary Table 594

    Appendix Lab—Researching Subnet Calculators 595

        Objectives 595

        Background/Scenario 595

        Required Resources 595

        Part 1: Review Available Subnet Calculators 595

        Part 2: Perform Network Calculations Using a Subnet Calculator 597

        Reflection 599

    Appendix Lab—Subnetting Network Topologies 600

        Objectives 600

        Background/Scenario 600

        Part 1: Network Topology A 600

        Part 2: Network Topology B 601

        Part 3: Network Topology C 602

        Part 4: Network Topology D 604

        Part 5: Network Topology E 605

        Reflection 607

    Appendix Lab—Viewing Host Routing Tables 608

        Topology 608

        Objectives 608

        Background/Scenario 608

        Required Resources 608

        Part 1: Access the Host Routing Table 608

        Part 2: Examine IPv4 Host Routing Table Entries 610

        Part 3: Examine IPv6 Host Routing Table Entries 611

        Reflection 613

    Packet Tracer—Configuring an Integrated Router 614

        Topology 614

        Objectives 614

        Background 614

        Part 1: Connect to an Integrated Router 614

        Part 2: Enable Wireless Connectivity 615

        Part 3: Configure and Verify Wireless Client Access 616

        Suggested Scoring Rubric 617

    Packet Tracer—Subnet Scenario 2 618

        Topology 618

        Addressing Table 618

        Objectives 619

        Scenario 619

        Part 1: Design an IP Addressing Scheme 619

        Subnet Table 620

        Part 2: Assign IP Addresses to Network Devices and Verify

        Connectivity 621

        Suggested Scoring Rubric 621

9781587133619, TOC, 9/16/2016