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Routing and Switching Essentials v6 Companion Guide

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  • Your Price: $66.00
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  • Estimated Release: Dec 16, 2016
  • About
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Features

  • The only authorized Companion Guide to the Networking Academy curriculum
  • Portable, desk reference for take-home study and reference anytime, anywhere
  • Aligns to the online course chapters. Provides students with the only authorized, full-featured textbook for the Cisco Networking Academy course
  • Book-based pedagogy that serves as additional reinforcement in helping the student learn the topics covered in the course
  • Companion CD-ROM containing visual and interactive learning aids

  • Copyright 2017
  • Dimensions: 8" x 9-1/8"
  • Pages: 640
  • Edition: 1st
  • Book
  • ISBN-10: 1-58713-428-4
  • ISBN-13: 978-1-58713-428-9

Routing and Switching Essentials v6 Companion Guide


Routing and Switching Essentials v6 Companion Guide is the official supplemental textbook for the Routing and Switching Essentials course in the Cisco Networking Academy CCNA Routing and Switching curriculum.


This course describes the architecture, components, and operations of routers and switches in a small network.


The Companion Guide is designed as a portable desk reference to use anytime, anywhere to reinforce the material from the course and organize your time.


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.

·         Glossary–Consult the comprehensive Glossary with more than 250 terms.

·         Summary of Activities and Labs–Maximize your study time with this complete list of all associated practice exercises at the end of each chapter.

·         Check Your Understanding–Evaluate your readiness with the end-ofchapter questions that match the style of questions you see in the online course quizzes. The answer key explains each answer.


·         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 dozens of exercises from the online course identified throughout the book with this icon.

·         Packet Tracer Activities–Explore and visualize networking concepts using Packet Tracer exercises interspersed throughout the chapters and provided in the accompanying Labs & Study Guide book.

·         Videos–Watch the videos embedded within the online course.

·         Hands-on Labs–Work through all the course labs and additional Class Activities that are included in the course and published in the separate Labs & Study Guide.


This book is part of the Cisco Networking Academy Series from Cisco Press. Books in this series support and complement the Cisco Networking Academy curriculum.

Table of Contents

Introduction xxi

Chapter 1 Routing Concepts 1

Objectives 1

Key Terms 1

Introduction (1.0.1.1) 3

Router Initial Configuration (1.1) 4

    Router Functions (1.1.1) 4

        Characteristics of a Network (1.1.1.1) 4

        Why Routing? (1.1.1.2) 6

        Routers Are Computers (1.1.1.3) 7

        Routers Interconnect Networks (1.1.1.4) 9

        Routers Choose Best Paths (1.1.1.5) 10

        Packet-Forwarding Mechanisms (1.1.1.6) 11

    Connect Devices (1.1.2) 14

        Connect to a Network (1.1.2.1) 14

        Default Gateways (1.1.2.2) 16

        Document Network Addressing (1.1.2.3) 17

        Enable IP on a Host (1.1.2.4) 18

        Device LEDs (1.1.2.5) 19

        Console Access (1.1.2.6) 21

        Enable IP on a Switch (1.1.2.7) 22

    Router Basic Settings (1.1.3) 23

        Configure Basic Router Settings (1.1.3.1) 23

        Configure an IPv4 Router Interface (1.1.3.2) 24

        Configure an IPv6 Router Interface (1.1.3.3) 26

        Configure an IPv4 Loopback Interface (1.1.3.4) 29

    Verify Connectivity of Directly Connected Networks (1.1.4) 30

        Verify Interface Settings (1.1.4.1) 30

        Verify IPv6 Interface Settings (1.1.4.2) 32

        Filter Show Command Output (1.1.4.3) 35

        Command History Feature (1.1.4.4) 36

Routing Decisions (1.2) 37

    Switching Packets Between Networks (1.2.1) 37

        Router Switching Function (1.2.1.1) 38

        Send a Packet (1.2.1.2) 39

        Forward to the Next Hop (1.2.1.3) 40

        Packet Routing (1.2.1.4) 42

        Reach the Destination (1.2.1.5) 43

    Path Determination (1.2.2) 44

        Routing Decisions (1.2.2.1) 44

        Best Path (1.2.2.2) 45

        Load Balancing (1.2.2.3) 46

        Administrative Distance (1.2.2.4) 47

Router Operation (1.3) 48

    Analyze the Routing Table (1.3.1) 49

        The Routing Table (1.3.1.1) 49

        Routing Table Sources (1.3.1.2) 49

        Remote Network Routing Entries (1.3.1.3) 51

    Directly Connected Routes (1.3.2) 52

        Directly Connected Interfaces (1.3.2.1) 52

        Directly Connected Routing Table Entries (1.3.2.2) 53

        Directly Connected Examples (1.3.2.3) 54

        Directly Connected IPv6 Example (1.3.2.4) 55

    Statically Learned Routes (1.3.3) 58

        Static Routes (1.3.3.1) 58

        Static Route Examples (1.3.3.2) 59

        Static IPv6 Route Examples (1.3.3.3) 61

    Dynamic Routing Protocols (1.3.4) 62

        Dynamic Routing (1.3.4.1) 62

        IPv4 Routing Protocols (1.3.4.2) 63

        IPv4 Dynamic Routing Examples (1.3.4.3) 64

        IPv6 Routing Protocols (1.3.4.4) 65

        IPv6 Dynamic Routing Examples (1.3.4.5) 66

Summary (1.4) 67

Practice 68

    Class Activities 68

    Labs 68

    Packet Tracer Activities 69

Check Your Understanding Questions 69

Chapter 2 Static Routing 75

Objectives 75

Key Terms 75

Introduction (2.0.1.1) 76

Implement Static Routes (2.1) 76

    Static Routing (2.1.1) 77

        Reach Remote Networks (2.1.1.1) 77

        Why Use Static Routing? (2.1.1.2) 78

        When to Use Static Routes (2.1.1.3) 79

    Types of Static Routes (2.1.2) 80

        Static Route Applications (2.1.2.1) 80

        Standard Static Route (2.1.2.2) 81

        Default Static Route (2.1.2.3) 81

        Summary Static Route (2.1.2.4) 82

        Floating Static Route (2.1.2.5) 83

Configure Static and Default Routes (2.2) 84

    Configure IPv4 Static Routes (2.2.1) 84

        The ip route Command (2.2.1.1) 84

        Next-Hop Options (2.2.1.2) 85

        Configure a Next-Hop Static Route (2.2.1.3) 87

        Configure a Directly Connected Static Route (2.2.1.4) 88

        Configure a Fully Specified Static Route (2.2.1.5) 90

        Verify a Static Route (2.2.1.6) 92

    Configure IPv4 Default Routes (2.2.2) 93

        Default Static Route (2.2.2.1) 93

        Configure a Default Static Route (2.2.2.2) 93

        Verify a Default Static Route (2.2.2.3) 94

    Configure IPv6 Static Routes (2.2.3) 95

        The ipv6 route Command (2.2.3.1) 95

        Next-Hop Options (2.2.3.2) 96

        Configure a Next-Hop Static IPv6 Route (2.2.3.3) 99

        Configure a Directly Connected Static IPv6 Route (2.2.3.4) 100

        Configure a Fully Specified Static IPv6 Route (2.2.3.5) 102

        Verify IPv6 Static Routes (2.2.3.6) 103

    Configure IPv6 Default Routes (2.2.4) 104

        Default Static IPv6 Route (2.2.4.1) 104

        Configure a Default Static IPv6 Route (2.2.4.2) 105

        Verify a Default Static Route (2.2.4.3) 105

    Configure Floating Static Routes (2.2.5) 106

        Floating Static Routes (2.2.5.1) 106

        Configure an IPv4 Floating Static Route (2.2.5.2) 107

        Test the IPv4 Floating Static Route (2.2.5.3) 108

        Configure an IPv6 Floating Static Route (2.2.5.4) 110

    Configure Static Host Routes (2.2.6) 111

        Automatically Installed Host Routes (2.2.6.1) 111

        Configure IPv4 and IPv6 Static Host Routes (2.2.6.2) 113

Troubleshoot Static and Default Route (2.3) 115

    Packet Processing with Static Routes (2.3.1) 115

        Static Routes and Packet Forwarding (2.3.1.1) 115

    Troubleshoot IPv4 Static and Default Route Configuration (2.3.2) 116

        Troubleshoot a Missing Route (2.3.2.1) 116

        Solve a Connectivity Problem (2.3.2.2) 118

Summary (2.4) 122

Practice 123

    Class Activities 123

    Labs 123

    Packet Tracer Activities 123

Check Your Understanding Questions 124

Chapter 3 Dynamic Routing 127

Objectives 127

Key Terms 127

Introduction (3.0.1.1) 129

Dynamic Routing Protocols (3.1) 130

    Dynamic Routing Protocol Overview (3.1.1) 130

        Dynamic Routing Protocol Evolution (3.1.1.1) 130

        Dynamic Routing Protocol Components (3.1.1.2) 132

    Dynamic Versus Static Routing (3.1.2) 133

        Static Routing Uses (3.1.2.1) 133

        Static Routing Advantages and Disadvantages (3.1.2.2) 134

        Dynamic Routing Protocols Uses (3.1.2.3) 134

        Dynamic Routing Advantages and Disadvantages (3.1.2.4) 135

RIPv2 (3.2) 136

    Configuring the RIP Protocol (3.2.1) 136

        Router RIP Configuration Mode (3.2.1.1) 136

        Advertise Networks (3.2.1.2) 138

        Verify RIP Routing (3.2.1.3) 139

        Enable and Verify RIPv2 (3.2.1.4) 140

        Disable Auto Summarization (3.2.1.5) 142

        Configure Passive Interfaces (3.2.1.6) 143

        Propagate a Default Route (3.2.1.7) 145

The Routing Table (3.3) 147

    Parts of an IPv4 Route Entry (3.3.1) 147

        Routing Table Entries (3.3.1.1) 148

        Directly Connected Entries (3.3.1.2) 149

        Remote Network Entries (3.3.1.3) 150

    Dynamically Learned IPv4 Routes (3.3.2) 151

        Routing Table Terms (3.3.2.1) 151

        Ultimate Route (3.3.2.2) 152

        Level 1 Route (3.3.2.3) 153

        Level 1 Parent Route (3.3.2.4) 154

        Level 2 Child Route (3.3.2.5) 155

    The IPv4 Route Lookup Process (3.3.3) 156

        Route Lookup Process (3.3.3.1) 156

        Best Route = Longest Match (3.3.3.2) 158

    Analyze an IPv6 Routing Table (3.3.4) 159

        IPv6 Routing Table Entries (3.3.4.1) 159

        Directly Connected Entries (3.3.4.2) 160

        Remote IPv6 Network Entries (3.3.4.3) 162

Summary (3.4) 165

Practice 166

    Class Activities 166

    Labs 166

    Packet Tracer Activities 166

Check Your Understanding Questions 166

Chapter 4 Switched Networks 171

Objectives 171

Key Terms 171

Introduction (4.0.1.1) 173

LAN Design (4.1) 173

    Converged Networks (4.1.1) 174

        Growing Complexity of Networks (4.1.1.1) 174

        Elements of a Converged Network (4.1.1.2) 175

        Cisco Borderless Networks (4.1.1.3) 176

        Hierarchy in the Borderless Switched Network (4.1.1.4) 177

        Access, Distribution, and Core Layers (4.1.1.5) 179

    Switched Networks (4.1.2) 181

        Role of Switched Networks (4.1.2.1) 181

        Form Factors (4.1.2.2) 183

The Switched Environment (4.2) 185

    Frame Forwarding (4.2.1) 186

        Switching as a General Concept in Networking and Telecommunications (4.2.1.1) 186

        Dynamically Populating a Switch MAC Address Table (4.2.1.2) 188

        Switch Forwarding Methods (4.2.1.3) 189

        Store-and-Forward Switching (4.2.1.4) 190

        Cut-Through Switching (4.2.1.5) 191

    Switching Domains (4.2.2) 193

        Collision Domains (4.2.2.1) 193

        Broadcast Domains (4.2.2.2) 194

        Alleviating Network Congestion (4.2.2.3) 195

Summary (4.3) 197

Practice 198

    Class Activities 198

Check Your Understanding Questions 199

Chapter 5 Switch Configuration 203

Objectives 203

Key Terms 203

Introduction (5.0.1.1) 204

Basic Switch Configuration (5.1) 205

    Configure a Switch with Initial Settings (5.1.1) 205

        Switch Boot Sequence (5.1.1.1) 205

        Recovering from a System Crash (5.1.1.2) 206

        Switch LED Indicators (5.1.1.3) 207

        Preparing for Basic Switch Management (5.1.1.4) 209

        Configuring Basic Switch Management Access with IPv4 (5.1.1.5) 210

    Configure Switch Ports (5.1.2) 213

        Duplex Communication (5.1.2.1) 213

        Configure Switch Ports at the Physical Layer (5.1.2.2) 214

        Auto-MDIX (5.1.2.3) 215

        Verifying Switch Port Configuration (5.1.2.4) 216

        Network Access Layer Issues (5.1.2.5) 218

        Troubleshooting Network Access Layer Issues (5.1.2.6) 221

Switch Security (5.2) 222

    Secure Remote Access (5.2.1) 222

        SSH Operation (5.2.1.1) 222

        Configuring SSH (5.2.1.2) 225

        Verifying SSH (5.2.1.3) 227

    Switch Port Security (5.2.2) 229

        Secure Unused Ports (5.2.2.1) 229

        Port Security: Operation (5.2.2.2) 230

        Port Security: Violation Modes (5.2.2.3) 232

        Port Security: Configuring (5.2.2.4) 233

        Port Security: Verifying (5.2.2.5) 234

        Ports in Error-Disabled State (5.2.2.6) 236

Summary (5.3) 239

Practice 240

    Class Activities 240

    Labs 241

    Packet Tracer Activities 241

Check Your Understanding Questions 241

Chapter 6 VLANs 245

Objectives 245

Key Terms 245

Introduction (6.0.1.1) 247

VLAN Segmentation (6.1) 248

    Overview of VLANs (6.1.1) 248

        VLAN Definitions (6.1.1.1) 248

        Benefits of VLANs (6.1.1.2) 249

        Types of VLANs (6.1.1.3) 250

        Voice VLANs (6.1.1.4) 252

    VLANs in a Multiswitched Environment (6.1.2) 253

        VLAN Trunks (6.1.2.1) 253

        Controlling Broadcast Domains with VLANs (6.1.2.2) 254

        Tagging Ethernet Frames for VLAN Identification (6.1.2.3) 256

        Native VLANs and 802.1Q Tagging (6.1.2.4) 257

        Voice VLAN Tagging (6.1.2.5) 258

VLAN Implementations (6.2) 260

    VLAN Assignment (6.2.1) 260

        VLAN Ranges on Catalyst Switches (6.2.1.1) 260

        Creating a VLAN (6.2.1.2) 262

        Assigning Ports to VLANs (6.2.1.3) 263

        Changing VLAN Port Membership (6.2.1.4) 264

        Deleting VLANs (6.2.1.5) 266

        Verifying VLAN Information (6.2.1.6) 267

    VLAN Trunks (6.2.2) 270

        Configuring IEEE 802.1Q Trunk Links (6.2.2.1) 270

        Resetting the Trunk to Default State (6.2.2.2) 272

        Verifying Trunk Configuration (6.2.2.3) 273

    Troubleshoot VLANs and Trunks (6.2.3) 275

        IP Addressing Issues with VLAN (6.2.3.1) 275

        Missing VLANs (6.2.3.2) 276

        Introduction to Troubleshooting Trunks (6.2.3.3) 278

        Common Problems with Trunks (6.2.3.4) 279

        Incorrect Port Mode (6.2.3.5) 281

        Incorrect VLAN List (6.2.3.6) 284

Inter-VLAN Routing Using Routers (6.3) 287

    Inter-VLAN Routing Operation (6.3.1) 287

        What Is Inter-VLAN Routing? (6.3.1.1) 287

        Legacy Inter-VLAN Routing (6.3.1.2) 288

        Router-on-a-Stick Inter-VLAN Routing (6.3.1.3) 290

    Configure Legacy Inter-VLAN Routing (6.3.2) 292

        Configure Legacy Inter-VLAN Routing: Preparation (6.3.2.1) 292

        Configure Legacy Inter-VLAN Routing: Switch Configuration (6.3.2.2) 293

        Configure Legacy Inter-VLAN Routing: Router Interface Configuration (6.3.2.3) 294

    Configure Router-on-a-Stick Inter-VLAN Routing (6.3.3) 296

        Configure Router-on-a-Stick: Preparation (6.3.3.1) 296

        Configure Router-on-a-Stick: Switch Configuration (6.3.3.2) 297

        Configure Router-on-a-Stick: Router Subinterface Configuration (6.3.3.3) 298

        Configure Router-on-a-Stick: Verifying Subinterfaces (6.3.3.4) 299

        Configure Router-on-a-Stick: Verifying Routing (6.3.3.5) 300

Summary (6.4) 303

Practice 304

    Class Activities 305

    Labs 305

    Packet Tracer Activities 305

Check Your Understanding Questions 305

Chapter 7 Access Control Lists 309

Objectives 309

Key Terms 309

Introduction (7.0.1.1) 310

ACL Operation (7.1) 310

    Purpose of ACLs (7.1.1) 311

        What Is an ACL? (7.1.1.1) 311

        Packet Filtering (7.1.1.2) 312

        ACL Operation (7.1.1.3) 313

    Wildcard Masks in ACLs (7.1.2) 314

        Introducing ACL Wildcard Masking (7.1.2.1) 314

        Wildcard Mask Examples (7.1.2.2) 316

        Calculating the Wildcard Mask (7.1.2.3) 317

        Wildcard Mask Keywords (7.1.2.4) 319

        Wildcard Mask Keyword Examples (7.1.2.5) 320

    Guidelines for ACL Creation (7.1.3) 321

        General Guidelines for Creating ACLs (7.1.3.1) 321

        ACL Best Practices (7.1.3.2) 322

    Guidelines for ACL Placement (7.1.4) 322

        Where to Place ACLs (7.1.4.1) 322

        Standard ACL Placement (7.1.4.2) 324

Standard IPv4 ACLs (7.2) 325

    Configure Standard IPv4 ACLs (7.2.1) 325

        Numbered Standard IPv4 ACL Syntax (7.2.1.1) 325

        Applying Standard IPv4 ACLs to Interfaces (7.2.1.2) 328

        Numbered Standard IPv4 ACL Examples (7.2.1.3) 329

        Named Standard IPv4 ACL Syntax (7.2.1.4) 330

    Modify IPv4 ACLs (7.2.2) 332

        Method 1: Use a Text Editor (7.2.2.1) 333

        Method 2: Use Sequence Numbers (7.2.2.2) 334

        Editing Standard Named ACLs (7.2.2.3) 335

        Verifying ACLs (7.2.2.4) 336

        ACL Statistics (7.2.2.5) 338

    Securing VTY Ports with a Standard IPv4 ACL (7.2.3) 339

        The access-class Command (7.2.3.1) 339

        Verifying the VTY Port Is Secured (7.2.3.2) 341

Troubleshoot ACLs (7.3) 342

    Processing Packets with ACLs (7.3.1) 342

        The Implicit Deny Any (7.3.1.1) 343

        The Order of ACEs in an ACL (7.3.1.2) 343

        Cisco IOS Reorders Standard ACLs (7.3.1.3) 344

        Routing Processes and ACLs (7.3.1.4) 347

    Common IPv4 Standard ACL Errors (7.3.2) 349

        Troubleshooting Standard IPv4 ACLs–Example 1 (7.3.2.1) 349

        Troubleshooting Standard IPv4 ACLs–Example 2 (7.3.2.2) 351

        Troubleshooting Standard IPv4 ACLs–Example 3 (7.3.2.3) 352

Summary (7.4) 355

Practice 356

    Class Activities 357

    Labs 357

    Packet Tracer Activities 357

Check Your Understanding Questions 357

Chapter 8 DHCP 361

Objectives 361

Key Terms 361

Introduction (8.0.1.1) 363

DHCPv4 (8.1) 363

    DHCPv4 Operation (8.1.1) 363

        Introducing DHCPv4 (8.1.1.1) 364

        DHCPv4 Operation (8.1.1.2) 364

        DHCPv4 Message Format (8.1.1.3) 367

        DHCPv4 Discover and Offer Messages (8.1.1.4) 369

    Configuring a Basic DHCPv4 Server (8.1.2) 370

        Configuring a Basic DHCPv4 Server (8.1.2.1) 370

        Verifying DHCPv4 (8.1.2.2) 373

        DHCPv4 Relay (8.1.2.3) 377

    Configure DHCPv4 Client (8.1.3) 380

        Configuring a Router as a DHCPv4 Client (8.1.3.1) 380

        Configuring a Wireless Router as a DHCPv4 Client (8.1.3.2) 381

    Troubleshoot DHCPv4 (8.1.4) 382

        Troubleshooting Tasks (8.1.4.1) 382

        Verify Router DHCPv4 Configuration (8.1.4.2) 384

        Debugging DHCPv4 (8.1.4.3) 385

DHCPv6 (8.2) 387

    SLAAC and DHCPv6 (8.2.1) 387

        Stateless Address Autoconfiguration (SLAAC) (8.2.1.1) 387

        SLAAC Operation (8.2.1.2) 389

        SLAAC and DHCPv6 (8.2.1.3) 390

        SLAAC Option (8.2.1.4) 391

        Stateless DHCPv6 Option (8.2.1.5) 392

        Stateful DHCPv6 Option (8.2.1.6) 393

        DHCPv6 Operations (8.2.1.7) 394

    Stateless DHCPv6 (8.2.2) 395

        Configuring a Router as a Stateless DHCPv6 Server (8.2.2.1) 395

        Configuring a Router as a Stateless DHCPv6 Client (8.2.2.2) 396

        Verifying Stateless DHCPv6 (8.2.2.3) 397

    Stateful DHCPv6 Server (8.2.3) 399

        Configuring a Router as a Stateful DHCPv6 Server (8.2.3.1) 399

        Configuring a Router as a Stateful DHCPv6 Client (8.2.3.2) 401

        Verifying Stateful DHCPv6 (8.2.3.3) 401

        Configuring a Router as a DHCPv6 Relay Agent (8.2.3.4) 402

    Troubleshoot DHCPv6 (8.2.4) 404

        Troubleshooting Tasks (8.2.4.1) 404

        Verify Router DHCPv6 Configuration (8.2.4.2) 405

        Debugging DHCPv6 (8.2.4.3) 407

Summary (8.3) 409

Practice 410

    Class Activities 410

    Labs 411

    Packet Tracer Activities 411

Check Your Understanding Questions 411

Chapter 9 NAT for IPv4 415

Objectives 415

Key Terms 415

Introduction (9.0.1.1) 417

NAT Operation (9.1) 418

    NAT Characteristics (9.1.1) 418

        IPv4 Private Address Space (9.1.1.1) 418

        What Is NAT? (9.1.1.2) 419

        NAT Terminology (9.1.1.3 & 9.1.1.4) 420

        How NAT Works (9.1.1.5) 423

    Types of NAT (9.1.2) 424

        Static NAT (9.1.2.1) 424

        Dynamic NAT (9.1.2.2) 425

        Port Address Translation (PAT) (9.1.2.3) 426

        Next Available Port (9.1.2.4) 427

        Comparing NAT and PAT (9.1.2.5) 428

    NAT Advantages (9.1.3) 430

        Advantages of NAT (9.1.3.1) 430

        Disadvantages of NAT (9.1.3.2) 430

Configure NAT (9.2) 431

    Configuring Static NAT (9.2.1) 432

        Configure Static NAT (9.2.1.1) 432

        Analyzing Static NAT (9.2.1.2) 433

        Verifying Static NAT (9.2.1.3) 434

    Configure Dynamic NAT (9.2.2) 436

        Dynamic NAT Operation (9.2.2.1) 436

        Configuring Dynamic NAT (9.2.2.2) 437

        Analyzing Dynamic NAT (9.2.2.3) 438

        Verifying Dynamic NAT (9.2.2.4) 440

    Configure PAT (9.2.3) 443

        Configuring PAT: Address Pool (9.2.3.1) 443

        Configuring PAT: Single Address (9.2.3.2) 445

        Analyzing PAT (9.2.3.3) 446

        Verifying PAT (9.2.3.4) 449

    Configure Port Forwarding (9.2.4) 451

        Port Forwarding (9.2.4.1) 451

        Wireless Router Example (9.2.4.2) 452

        Configuring Port Forwarding with IOS (9.2.4.3) 453

    NAT and IPv6 (9.2.5) 456

        NAT for IPv6? (9.2.5.1) 456

        IPv6 Unique Local Addresses (9.2.5.2) 457

        NAT for IPv6 (9.2.5.3) 458

Troubleshoot NAT (9.3) 459

    NAT Troubleshooting Commands (9.3.1) 460

        The show ip nat Commands (9.3.1.1) 460

        The debug ip nat Command (9.3.1.2) 462

        NAT Troubleshooting Scenario (9.3.1.3) 464

Summary (9.4) 468

Practice 469

    Class Activities 469

    Labs 469

    Packet Tracer Activities 469

Check Your Understanding Questions 470

Chapter 10 Device Discovery, Management, and Maintenance 475

Objectives 475

Key Terms 475

Introduction (10.0.0.1) 477

Device Discovery (10.1) 477

    Device Discovery with CDP (10.1.1) 477

        CDP Overview (10.1.1.1) 477

        Configure and Verify CDP (10.1.1.2) 478

        Discover Devices Using CDP (10.1.1.3) 480

    Device Discovery with LLDP (10.1.2) 483

        LLDP Overview (10.1.2.1) 483

        Configure and Verify LLDP (10.1.2.2) 484

        Discover Devices Using LLDP (10.1.2.3) 484

Device Management (10.2) 486

    NTP (10.2.1) 487

        Setting the System Clock (10.2.1.1) 487

        NTP Operation (10.2.1.2) 488

        Configure and Verify NTP (10.2.1.3) 489

    Syslog Operation (10.2.2) 491

        Introduction to Syslog (10.2.2.1) 491

        Syslog Operation (10.2.2.2) 492

        Syslog Message Format (10.2.2.3) 493

        Service Timestamp (10.2.2.4) 496

    Syslog Configuration (10.2.3) 497

        Syslog Server (10.2.3.1) 497

        Default Logging (10.2.3.2) 497

        Router and Switch Commands for Syslog Clients (10.2.3.3) 499

        Verifying Syslog (10.2.3.4) 500

Device Maintenance (10.3) 502

    Router and Switch File Maintenance (10.3.1) 502

        Router File Systems (10.3.1.1) 502

        Switch File Systems (10.3.1.2) 505

        Backing Up and Restoring Using Text Files (10.3.1.3) 505

        Backing Up and Restoring TFTP (10.3.1.4) 507

        Using USB Ports on a Cisco Router (10.3.1.5) 508

        Backing Up and Restoring Using a USB (10.3.1.6) 508

        Password Recovery (10.3.1.7) 511

    IOS System Files (10.3.2) 514

        IOS 15 System Image Packaging (10.3.2.1) 514

        IOS Image Filenames (10.3.2.2) 515

    IOS Image Management (10.3.3) 517

        TFTP Servers as a Backup Location (10.3.3.1) 517

        Steps to Back Up IOS Image to TFTP Server (10.3.3.2) 518

        Steps to Copy an IOS Image to a Device (10.3.3.3) 519

        The boot system Command (10.3.3.4) 521

    Software Licensing (10.3.4) 522

        Licensing Overview (10.3.4.1) 522

        Licensing Process (10.3.4.2) 524

        Step 1. Purchase the Software Package or Feature to Install (10.3.4.3) 524

        Step 2. Obtain a License (10.3.4.4) 525

        Step 3. Install the License (10.3.4.5) 526

    License Verification and Management (10.3.5) 527

        License Verification (10.3.5.1) 527

        Activate an Evaluation Right-to-Use License (10.3.5.2) 529

        Back Up the License (10.3.5.3) 531

        Uninstall the License (10.3.5.4) 532

Summary (10.4) 534

Practice 534

    Labs 534

    Packet Tracer Activities 535

Check Your Understanding Questions 535

Appendix A Answers to the “Check Your Understanding” Questions

Glossary

9781587134289   TOC   11/8/2016

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