Introduction xxxvii

Chapter 1 Routing Concepts 1

Study Guide 2

Router Initial Configuration 2

Router Functions 2

External Router Features 5

Topology and Addressing Documentation 6

Configure and Verify Dual-Stack IPv4 and IPv6 Addressing 7

Packet Tracer Exercise 1-1: Dual Stack Addressing 9

Verify Connectivity of Directly Connected Networks 9

Routing Decisions 12

Switching Packets Between Networks 12

Path Determination 13

Administrative Distance Exercise 15

Router Operation 15

Analyze the Routing Table 15

Directly Connected, Static, and Dynamic Routes 17

Labs and Activities 19

Command Reference 19

1.0.1.2 Lab—Do We Really Need a Map? 21

Objectives 21

Scenario 21

Resources 21

Reflection 21

1.1.1.8 Packet Tracer–Using Traceroute to Discover the Network 23

Topology 23

Scenario 23

Trace and Document a Remote Location 23

Addressing Scheme Documentation 25

Topology Documentation 25

Suggested Scoring Rubric 26

Hints–Command Summary Reference 26

DOS Commands 26

IOS Commands 26

1.1.1.9 Lab–Mapping the Internet 27

Objectives 27

Background/Scenario 27

Required Resources 27

Part 1: Determine Network Connectivity to a Destination Host 28

Part 2: Trace a Route to a Remote Server Using Tracert 28

Reflection 29

1.1.2.9 Packet Tracer–Documenting the Network 30

Topology 30

Background 30

Requirements 30

Addressing Scheme and Device Connection Documentation 31

Hints 31

1.1.3.5 Packet Tracer–Configuring IPv4 and IPv6 Interfaces 32

Topology 32

Addressing Table 32

Objectives 32

Background 33

Part 1: Configure IPv4 Addressing and Verify Connectivity 33

Part 2: Configure IPv6 Addressing and Verify Connectivity 33

1.1.4.5 Packet Tracer–Configuring and Verifying a Small Network 34

Topology 34

Addressing Table 34

Objectives 34

Background 34

Part 1: Configure Devices and Verify Connectivity 35

Part 2: Gather Information with Show Commands 35

Suggested Scoring Rubric 36

1.1.4.6 Lab–Configuring Basic Router Settings with IOS CLI 37

Topology 37

Addressing Table 37

Objectives 37

Background/Scenario 37

Required Resources 38

Part 1: Set Up the Topology and Initialize Devices 38

Part 2: Configure Devices and Verify Connectivity 38

Part 3: Display Router Information 42

Part 4: Configure IPv6 and Verify Connectivity 43

Reflection 44

Router Interface Summary Table 44

Appendix A: Initializing and Reloading a Router and Switch 45

1.3.2.5 Packet Tracer–Investigating Directly Connected Routes 47

Topology 47

Objectives 47

Background 47

Part 1: Investigate IPv4 Directly Connected Routes 47

Part 2: Investigate IPv6 Directly Connected Routes 48

Suggested Scoring Rubric 50

1.4.1.1 Lab–We Really Could Use a Map! 51

Objectives 51

Scenario 51

Resources 51

Reflection 52

Chapter 2 Static Routing 53

Study Guide 54

Implement Static Routes 54

Static Routing 54

Types of Static Routes 55

Configure Static and Default Routes 55

Configuring IPv4 Static and Default Routes 55

Configuring IPv6 Static and Default Routes 57

Packet Tracer Exercise 2-1: Configuring Static and Default Routes 61

Troubleshoot Static and Default Route Issues 62

IPv4 Static and Default Route Implementation 62

IPv6 Static and Default Route Implementation 62

Labs and Activities 63

Command Reference 63

2.0.1.2 Lab–Which Way Should We Go? 64

Objectives 64

Scenario 64

Required Resources 64

Reflection 64

2.2.2.4 Packet Tracer–Configuring IPv4 Static and Default Routes 65

Topology 65

Addressing Table 65

Objectives 65

Background 66

Part 1: Examine the Network and Evaluate the Need for Static Routing 66

Part 2: Configure Static and Default Routes 66

Part 3: Verify Connectivity 68

Suggested Scoring Rubric 68

2.2.2.5 Lab–Configuring IPv4 Static and Default Routes 69

Topology 69

Addressing Table 69

Objectives 69

Background/Scenario 70

Required Resources 70

Part 1: Set Up the Topology and Initialize Devices 70

Part 2: Configure Basic Device Settings and Verify Connectivity 71

Part 3: Configure Static Routes 72

Part 4: Configure and Verify a Default Route 74

Reflection 74

Router Interface Summary Table 75

Appendix A: Configuration Commands for Parts 2, 3, and 4 76

Basic Device Settings 76

Static Route Configurations 76

Default Route Configuration 76

2.2.4.4 Packet Tracer–Configuring IPv6 Static and Default Routes 77

IPv6 Addressing Table 77

Objectives 77

Background 77

Part 1: Examine the Network and Evaluate the Need for Static

Routing 78

Part 2: Configure IPv6 Static and Default Routes 78

Part 3: Verify Network Connectivity 79

Suggested Scoring Rubric 79

2.2.4.5 Lab–Configuring IPv6 Static and Default Routes 80

Topology 80

Addressing Table 80

Objectives 80

Background/Scenario 81

Required Resources 81

Part 1: Build the Network and Configure Basic Device Settings 81

Part 2: Configure IPv6 Static and Default Routes 85

Reflection 87

Router Interface Summary Table 88

2.2.5.5 Packet Tracer–Configuring Floating Static Routes 89

Topology 89

Objectives 89

Background 89

Part 1: Configure an IPv4 Floating Static Route 89

Part 2: Test Failover to the IPv4 Floating Static Route 90

Part 3: Configure and Test Failover to an IPv6 Floating Static Route 91

Suggested Scoring Rubric 93

2.3.2.3 Packet Tracer–Troubleshooting Static Routes 94

Topology 94

Addressing Table 94

Objectives 94

Background 94

Part 1: Locate the Problem 95

Part 2: Determine the Solution 95

Part 3: Implement the Solution 95

Part 4: Verify That the Issue Is Resolved 95

Suggested Scoring Rubric 95

2.3.2.4 Lab–Troubleshooting IPv4 and IPv6 Static Routes 96

Topology 96

Addressing Table 96

Objectives 97

Background/Scenario 97

Required Resources 98

Part 1: Build the Network and Configure Basic Device Settings 98

Part 2: Troubleshoot Static Routes in an IPv4 Network 100

Part 3: Troubleshoot Static Routes in an IPv6 Network 103

Router Interface Summary Table 106

2.4.1.1 Class Activity–Make It Static! 107

Objectives 107

Resources 107

Chapter 3 Dynamic Routing 109

Study Guide 110

Dynamic Routing Protocols 110

Dynamic Routing Protocol Overview 110

Compare Static and Dynamic Routing 110

RIPv2 110

Configuring the RIP Protocol 111

Packet Tracer Exercise 3-1: Configuring RIPv2 112

The Routing Table 113

Parts of an IPv4 Route Entry 113

Dynamically Learned IPv4 Routes 114

The IPv4 Route Lookup Process 116

Analyze an IPv6 Routing Table 117

Labs and Activities 119

Command Reference 119

3.0.1.2 Lab–How Much Does This Cost? 120

Objectives 120

Scenario 120

Activity 1 120

Activity 2 120

Required Resources 120

Scenario–Part 2 Recording Matrix 121

Reflection Questions 121

3.2.1.8 Packet Tracer–Configuring RIPv2 122

Topology 122

Objectives 122

Background 122

Part 1: Configure RIPv2 122

Part 2: Verify Configurations 124

3.2.1.9 Lab–Configuring Basic RIPv2 125

Topology 125

Addressing Table 125

Objectives 126

Background/Scenario 126

Required Resources 126

Part 1: Build the Network and Configure Basic Device Settings 127

Part 2: Configure and Verify RIPv2 Routing 127

Reflection 132

Router Interface Summary Table 133

3.4.1.1 Class Activity–IPv6 - Details, Details… 134

Objectives 134

Scenario 134

Required Resources 134

Reflection 134

Chapter 4 Switched Networks 137

Study Guide 138

LAN Design 138

LAN Design Principles 138

Selecting Switch Hardware 139

The Switched Environment 139

Frame Forwarding Methods and Terminology 139

Building the MAC Address Table 140

Collision and Broadcast Domains 141

Labs and Activities 144

Command Reference 144

4.0.1.2 Lab Sent or Received 145

Objectives 145

Scenario 145

Resources 145

Reflection 145

4.3.1.1 Lab–It’s Network Access Time 146

Objectives 146

Scenario 146

Reflection 146

Chapter 5 Switch Configuration 147

Study Guide 148

Basic Switch Configuration 148

Switch Boot Sequence 148

Half-Duplex, Full-Duplex, and Auto-MDIX 148

Configure a Switch with Initial Settings 148

Switch Security 152

Secure Remote Access with SSH 152

Switch Port Security 153

Packet Tracer Exercise 5-1: Configuring Secure Access and Port

Security 156

Labs and Activities 157

Command Reference 157

5.0.1.2 Lab–Stand By Me 158

Objective 158

Scenario 158

Reflection 158

5.1.1.6 Lab–Configuring Basic Switch Settings 159

Topology 159

Addressing Table 159

Objectives 159

Background/Scenario 159

Required Resources 160

Part 1: Cable the Network and Verify the Default Switch

Configuration 160

Part 2: Configure Basic Network Device Settings 163

Part 3: Verify and Test Network Connectivity 165

Part 4: Manage the MAC Address Table 168

Reflection 170

Appendix A: Initializing and Reloading a Switch 170

5.2.1.4 Packet Tracer–Configuring SSH 172

Topology 172

Addressing Table 172

Objectives 172

Background 172

Part 1: Secure Passwords 172

Part 2: Encrypt Communications 173

Part 3: Verify SSH Implementation 173

5.2.2.7 Packet Tracer–Configuring Switch Port Security 174

Topology 174

Addressing Table 174

Objective 174

Background 174

Part 1: Configure Port Security 174

Part 2: Verify Port Security 175

5.2.2.8 Packet Tracer–Troubleshooting Switch Port Security 176

Topology 176

Scenario 176

Requirements 176

Suggested Scoring Rubric 176

5.2.2.9 Lab–Configuring Switch Security Features 177

Topology 177

Addressing Table 177

Objectives 177

Background/Scenario 177

Required Resources 178

Part 1: Set Up the Topology and Initialize Devices 178

Part 2: Configure Basic Device Settings and Verify Connectivity 178

Part 3: Configure and Verify SSH Access on S1 180

Part 4: Configure and Verify Security Features on S1 182

Reflection 186

Router Interface Summary Table 186

5.3.1.1 Lab–Switch Trio 187

Objective 187

Scenario 187

Reflection 187

5.3.1.2 Packet Tracer–Skills Integration Challenge 188

Topology 188

Addressing Table 188

Scenario 188

Requirements 188

Chapter 6 VLANs 191

Study Guide 192

VLAN Segmentation 192

Overview of VLANs 192

VLANs in a Multiswitched Environment 193

VLAN Implementations 194

VLAN Configuration Exercise 194

Practice VLAN Configuration 198

VLAN Trunk Configuration Exercise 198

Packet Tracer Exercise 6-1: Configuring VLANs and Trunking 199

Troubleshoot VLANs and Trunks 199

Inter-VLAN Routing Configuration 201

Types of Inter-VLAN Routing 201

Configuring Inter-VLAN Routing 202

Packet Tracer Exercise 6-2: Configuring Inter-VLAN Routing 204

Labs and Activities 205

Command Reference 205

Lab 6.0.1.2–Vacation Station 206

Objective 206

Scenario 206

Reflection 207

6.1.1.5 Packet Tracer–Who Hears the Broadcast? 208

Topology 208

Objectives 208

Scenario 208

Part 1: Observe Broadcast Traffic in a VLAN Implementation 208

Part 2: Complete Review Questions 209

Suggested Scoring Rubric 209

6.1.2.7 Packet Tracer–Investigating a VLAN Implementation 210

Topology 210

Addressing Table 210

Objectives 211

Background 211

Part 1: Observe Broadcast Traffic in a VLAN Implementation 211

Part 2: Observe Broadcast Traffic without VLANs 212

Part 3: Complete Reflection Questions 212

Suggested Scoring Rubric 213

6.2.1.7 Packet Tracer–Configuring VLANs 214

Topology 214

Addressing Table 214

Objectives 214

Background 214

Part 1: View the Default VLAN Configuration 215

Part 2: Configure VLANs 215

Part 3: Assign VLANs to Ports 216

Suggested Scoring Rubric 216

6.2.2.4 Packet Tracer–Configuring Trunks 217

Topology 217

Addressing Table 217

Objectives 217

Background 217

Part 1: Verify VLANs 218

Part 2: Configure Trunks 218

Suggested Scoring Rubric 219

6.2.2.5 Lab–Configuring VLANs and Trunking 220

Topology 220

Addressing Table 220

Objectives 220

Background/Scenario 220

Required Resources 221

Part 1: Build the Network and Configure Basic Device Settings 221

Part 2: Create VLANs and Assign Switch Ports 222

Part 3: Maintain VLAN Port Assignments and the VLAN Database 225

Part 4: Configure an 802.1Q Trunk Between the Switches 227

Part 5: Delete the VLAN Database 230

Reflection 231

6.2.3.7 Packet Tracer–Troubleshooting a VLAN Implementation Scenario 1 232

Topology 232

Addressing Table 232

Objectives 232

Scenario 232

Part 1: Test Connectivity Between PCs on the Same VLAN 233

Part 2: Investigate Connectivity Problems by Gathering Data 233

Part 3: Implement the Solution and Test Connectivity 234

Suggested Scoring Rubric 234

6.2.3.8 Packet Tracer–Troubleshooting a VLAN Implementation Scenario 2 235

Topology 235

Addressing Table 235

VLAN and Port Assignments 235

Objectives 236

Background 236

Part 1: Discover and Document Issues in the Network 236

Documentation 236

Part 2: Implement the Solution and Test Connectivity 236

Suggested Scoring Rubric 236

6.2.3.9 Lab–Troubleshooting VLAN Configurations 237

Topology 237

Addressing Table 237

Switch Port Assignment Specifications 237

Objectives 237

Background/Scenario 238

Required Resources 238

Part 1: Build the Network and Configure Basic Device Settings 238

Part 2: Troubleshoot VLAN 10 240

Part 3: Troubleshoot VLAN 20 241

Reflection 242

6.3.2.4 Lab–Configuring Per-Interface Inter-VLAN Routing 243

Topology 243

Addressing Table 243

Objectives 243

Background/Scenario 244

Required Resources 244

Part 1: Build the Network and Configure Basic Device Settings 244

Part 2: Configure Switches with VLANs and Trunking 245

Part 3: Verify Trunking, VLANs, Routing, and Connectivity 246

Reflection 246

Router Interface Summary Table 247

Appendix A: Configuration Commands 247

Switch S1 247

Switch S2 248

6.3.3.6 Packet Tracer–Configuring Router-on-a-Stick Inter-VLAN Routing 249

Topology 249

Addressing Table 249

Objectives 249

Scenario 249

Part 1: Test Connectivity Without Inter-VLAN Routing 249

Part 2: Add VLANs to a Switch 250

Part 3: Configure Subinterfaces 251

Part 4: Test Connectivity with Inter-VLAN Routing 251

Suggested Scoring Rubric 251

6.3.3.7 Lab–Configuring 802.1Q Trunk-Based Inter-VLAN Routing 252

Topology 252

Addressing Table 252

Switch Port Assignment Specifications 253

Objectives 253

Background/Scenario 253

Required Resources 253

Part 1: Build the Network and Configure Basic Device Settings 254

Part 2: Configure Switches with VLANs and Trunking 255

Part 3: Configure Trunk-Based Inter-VLAN Routing 256

Reflection 257

Router Interface Summary Table 257

Appendix A–Configuration Commands 257

Switch S1 257

Switch S2 258

Router R1 258

6.3.3.8 Packet Tracer–Inter-VLAN Routing Challenge 259

Topology 259

Addressing Table 259

VLAN and Port Assignments Table 259

Scenario 260

Requirements 260

6.4.1.1 Lab–The Inside Track 261

Objective 261

Scenario 261

Resources 261

Directions 261

6.4.1.2 Packet Tracer–Skills Integration Challenge 263

Topology 263

Addressing Table 263

VLAN Table 263

Scenario 264

Requirements 264

Chapter 7 Access Control Lists 265

Study Guide 266

ACL Operation 266

Calculating Wildcard Masks 266

Wildcard Mask in Operation 267

Guidelines for ACL Creation 268

Guidelines for ACL Placement 268

Standard IPv4 ACLs 269

Configuring Standard IPv4 ACLs 269

Modifying IPv4 ACLs 272

Securing vty Ports with a Standard IPv4 ACL 272

Troubleshoot ACLs 273

Labs and Activities 274

Command Reference 274

7.0.1.2 Permit Me to Assist You 275

Objective 275

Scenario 275

Reflection 275

7.1.1.4 Packet Tracer–Access Control List Demonstration 276

Topology 276

Objectives 276

Background 276

Part 1: Verify Local Connectivity and Test Access Control List 276

Part 2: Remove ACL and Repeat Test 277

Suggested Scoring Rubric 278

7.2.1.6 Packet Tracer–Configuring Numbered Standard IPv4 ACLs 279

Topology 279

Addressing Table 279

Routing and Switching Essentials v6 Labs & Study Guide, 1st edition

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