CCNP SWITCH 642-813 Official Certification Guide, Premium Edition eBook and Practice Test

By David Hucaby
Published Dec 17, 2012 by Cisco Press. Part of the Official Cert Guide series.

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Copyright 2013
Edition: 1st

Premium Edition eBook
ISBN-10: 0-13-326081-X
ISBN-13: 978-0-13-326081-6

The exciting new CCNP SWITCH 642-813 Official Certification Guide, Premium Edition eBook and Practice Test is a digital-only certification preparation product combining an eBook with enhanced Pearson IT Certification Practice Test. The Premium Edition eBook and Practice Test contains the following items:

· The CCNP SWITCH 642-813 Premium Edition Practice Test, including four full practice exams (over 250 questions) and enhanced practice test features

· PDF and EPUB formats as well as the MOBI (the native Kindle format) version of the CCNP SWITCH 642-813 Official Certification Guide from Cisco Press, which are accessible via your PC, tablet, and Smartphone

About the Premium Edition Practice Test

This Premium Edition contains an enhanced version of the Pearson IT Certification Practice Test (PCPT) software with four full practice exams. In addition, it contains all the chapter-opening assessment questions from the book. This integrated learning package:

· Allows you to focus on individual topic areas or take complete, timed exams

· Includes direct links from each question to detailed tutorials to help you understand the concepts behind the questions

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· Tracks your performance and provides feedback on a module-by-module basis, laying out a complete assessment of your knowledge to help you focus your study where it is needed most

Pearson IT Certification Practice Test minimum system requirements:

Windows XP (SP3), Windows Vista (SP2), Windows 7, or Windows 8;

Microsoft .NET Framework 4.0 Client;

Pentium class 1GHz processor (or equivalent);

512 MB RAM;

650 MB disc space plus 50 MB for each downloaded practice exam

About the Premium Edition eBook

Master the CCNP® SWITCH 642-813 exam with this official study guide

Assess your knowledge with chapter-opening quizzes
Review key concepts with Exam Preparation Tasks

CCNP SWITCH 642-813 Official Certification Guide is a best-of-breed Cisco® exam study guide that focuses specifically on the objectives for the CCNP® SWITCH exam. Network architect and best-selling author Dave Hucaby shares preparation hints and test-taking tips, helping you identify areas of weakness and improve both your conceptual knowledge and hands-on skills. Material is presented in a concise manner, focusing on increasing your understanding and retention of exam topics.

CCNP SWITCH 642-813 Official Certification Guide presents you with an organized test preparation routine through the use of proven series elements and techniques. “Do I Know This Already?” quizzes open each chapter and allow you to decide how much time you need to spend on each section. The complete exam topic list makes referencing easy. Chapter-ending Exam Preparation Tasks sections help drill you on key concepts and commands you must know thoroughly.

Well regarded for its level of detail, assessment features, and challenging review questions and exercises, this official study guide helps you master the concepts and techniques that will enable you to succeed on the exam the first time.

This official study guide helps you master all the topics on the CCNP SWITCH exam, including

Network design, implementation, and verification plans
Switch operation and port configuration
VLANs, trunks, and VLAN Trunking Protocol (VTP)
Aggregating switch links
Spanning Tree Protocol (STP)
Multilayer switching
Enterprise campus network design
Router and supervisor redundancy
IP telephony
Wireless LANs
Switched network security

Foreword

Introduction

Part I New CCNP Exam Approaches

Chapter 1 The Planning Tasks of the CCNP Exams

Perspectives on CCNP Exam Topics Related to Planning 5

CCNP Switch Exam Topics That Do Not Require the CLI 6

Planning Exam Topics 7

Relating the Exam Topics to a Typical Network Engineer’s Job 8

A Fictitious Company and Networking Staff 9

The Design Step 10

Implementation Planning Step 10

Verification Planning Step 11

Documenting Implementation Results 12

Summary of the Role of Network Engineers 12

How to Prepare for the Planning Topics on the CCNP Exams 13

Part II Building a Campus Network

Chapter 2 Switch Operation

“Do I Know This Already?” Quiz 17

Foundation Topics 20

Layer 2 Switch Operation 20

Transparent Bridging 20

Follow That Frame! 22

Multilayer Switch Operation 24

Types of Multilayer Switching 24

Follow That Packet! 25

Multilayer Switching Exceptions 26

Tables Used in Switching 27

Content-Addressable Memory 27

Ternary Content-Addressable Memory 28

Monitoring Switching Tables 32

CAM Table Operation 32

TCAM Operation 35

Exam Preparation Tasks 36

Review All Key Topics 36

Define Key Terms 36

Use Command Reference to Check Your Memory 36

Chapter 3 Switch Port Configuration

“Do I Know This Already?” Quiz 39

Foundation Topics 42

Ethernet Concepts 42

Ethernet (10 Mbps) 42

Fast Ethernet 43

Gigabit Ethernet 45

10-Gigabit Ethernet 47

Connecting Switches and Devices 48

Ethernet Port Cables and Connectors 48

Gigabit Ethernet Port Cables and Connectors 49

Switch Port Configuration 50

Selecting Ports to Configure 50

Identifying Ports 52

Port Speed 52

Port Duplex Mode 52

Managing Error Conditions on a Switch Port 53

Enable and Use the Switch Port 55

Troubleshooting Port Connectivity 55

Exam Preparation Tasks 57

Review All Key Topics 57

Define Key Terms 57

Use Command Reference to Check Your Memory 57

Chapter 4 VLANs and Trunks

“Do I Know This Already?” Quiz 61

Foundation Topics 65

Virtual LANs 65

VLAN Membership 65

Deploying VLANs 69

VLAN Trunks 70

VLAN Frame Identification 71

Dynamic Trunking Protocol 74

VLAN Trunk Configuration 75

Troubleshooting VLANs and Trunks 79

Exam Preparation Tasks 82

Review All Key Topics 82

Define Key Terms 82

Use Command Reference to Check Your Memory 82

Chapter 5 VLAN Trunking Protocol

“Do I Know This Already?” Quiz 85

Foundation Topics 88

VLAN Trunking Protocol 88

VTP Domains 88

VTP Modes 88

VTP Advertisements 89

VTP Configuration 92

Configuring a VTP Management Domain 93

Configuring the VTP Mode 93

Configuring the VTP Version 95

VTP Configuration Example 96

VTP Status 96

VTP Pruning 97

Enabling VTP Pruning 99

Troubleshooting VTP 100

Exam Preparation task 102

Review All Key Topics 102

Complete Tables and Lists from Memory 102

Define Key Terms 102

Use Command Reference to Check Your Memory 102

Chapter 6 Aggregating Switch Links

“Do I Know This Already?” Quiz 105

Foundation Topics 108

Switch Port Aggregation with EtherChannel 108

Bundling Ports with EtherChannel 109

Distributing Traffic in EtherChannel 109

Configuring EtherChannel Load Balancing 111

EtherChannel Negotiation Protocols 112

Port Aggregation Protocol 113

Link Aggregation Control Protocol 113

EtherChannel Configuration 114

Configuring a PAgP EtherChannel 114

Configuring a LACP EtherChannel 115

Troubleshooting an EtherChannel 116

Exam Preparation Tasks 120

Review All Key Topics 120

Complete Tables and Lists from Memory 120

Define Key Terms 120

Command Reference to Check Your Memory 120

Chapter 7 Traditional Spanning Tree Protocol

“Do I Know This Already?” Quiz 123

Foundation Topics 126

IEEE 802.1D Overview 126

Bridging Loops 126

Preventing Loops with Spanning Tree Protocol 129

Spanning-Tree Communication: Bridge Protocol Data Units 130

Electing a Root Bridge 131

Electing Root Ports 133

Electing Designated Ports 135

STP States 137

STP Timers 139

Topology Changes 141

Types of STP 146

Common Spanning Tree 147

Per-VLAN Spanning Tree 147

Per-VLAN Spanning Tree Plus 147

Exam Preparation Tasks 149

Review All Key Topics 149

Complete Tables and Lists from Memory 149

Define Key Terms 149

Chapter 8 Spanning-Tree Configuration

“Do I Know This Already?” Quiz 151

Foundation Topics 154

STP Root Bridge 154

Root Bridge Placement 154

Root Bridge Configuration 157

Spanning-Tree Customization 161

Tuning the Root Path Cost 161

Tuning the Port ID 163

Tuning Spanning-Tree Convergence 164

Modifying STP Timers 164

Redundant Link Convergence 167

PortFast: Access-Layer Nodes 167

UplinkFast: Access-Layer Uplinks 168

BackboneFast: Redundant Backbone Paths 170

Monitoring STP 171

Exam Preparation Tasks 173

Review All Key Topics 173

Complete Tables and Lists from Memory 173

Define Key Terms 173

Use Command Reference to Check Your Memory 173

Chapter 9 Protecting the Spanning Tree Protocol Topology

“Do I Know This Already?” Quiz 177

Foundation Topics 180

Protecting Against Unexpected BPDUs 180

Root Guard 180

BPDU Guard 181

Protecting Against Sudden Loss of BPDUs 182

Loop Guard 183

UDLD 184

Using BPDU Filtering to Disable STP on a Port 186

Troubleshooting STP Protection 187

Exam Preparation Task 188

Review All Key Topics 188

Complete Tables and Lists from Memory 188

Define Key Terms 188

Use Command Reference to Check Your Memory 188

Chapter 10 Advanced Spanning Tree Protocol

“Do I Know This Already?” Quiz 193

Foundation Topics 196

Rapid Spanning Tree Protocol 196

RSTP Port Behavior 196

BPDUs in RSTP 197

RSTP Convergence 198

Topology Changes and RSTP 201

RSTP Configuration 202

Rapid Per-VLAN Spanning Tree Protocol 203

Multiple Spanning Tree Protocol 204

MST Overview 206

MST Regions 206

Spanning-Tree Instances Within MST 207

MST Configuration 209

Exam Preparation Tasks 211

Review All Key Topics 211

Complete Tables and Lists from Memory 211

Define Key Terms 212

Use Command Reference to Check Your Memory 212

Chapter 11 Multilayer Switching

“Do I Know This Already?” Quiz 215

Foundation Topics 218

InterVLAN Routing 218

Types of Interfaces 218

Configuring InterVLAN Routing 219

Multilayer Switching with CEF 221

Traditional MLS Overview 221

CEF Overview 222

Forwarding Information Base 222

Adjacency Table 226

Packet Rewrite 229

Configuring CEF 229

Verifying Multilayer Switching 230

Verifying InterVLAN Routing 230

Verifying CEF 232

Using DHCP with a Multilayer Switch 233

Configuring an IOS DHCP Server 235

Configuring a DHCP Relay 235

Exam Preparation Tasks 237

Review All Key Topics 237

Complete Tables and Lists from Memory 237

Define Key Terms 237

Use Command Reference to Check Your Memory 237

Part III Designing Campus Networks

Chapter 12 Enterprise Campus Network Design

“Do I Know This Already?” Quiz 243

Foundation Topics 247

Hierarchical Network Design 247

Predictable Network Model 249

Access Layer 251

Distribution Layer 251

Core Layer 251

Modular Network Design 252

Switch Block 254

Core Block 259

Exam Preparation Tasks 263

Review All Key Topics 263

Complete Tables and Lists from Memory 263

Define Key Terms 263

Chapter 13 Layer 3 High Availability

“Do I Know This Already?” Quiz 265

Foundation Topics 268

Router Redundancy in Multilayer Switching 268

Packet-Forwarding Review 268

Hot Standby Router Protocol 269

Virtual Router Redundancy Protocol 277

Gateway Load Balancing Protocol 280

Verifying Gateway Redundancy 289

Supervisor and Route Processor Redundancy 289

Redundant Switch Supervisors 289

Configuring the Redundancy Mode 290

Configuring Supervisor Synchronization 293

Nonstop Forwarding 293

Exam Preparation Tasks 295

Review All Key Topics 295

Define Key Terms 295

Use Command Reference to Check Your Memory 295

Part IV Campus Network Services

Chapter 14 IP Telephony

“Do I Know This Already?” Quiz 301

Foundation Topics 304

Power over Ethernet 304

How PoE Works 304

Detecting a Powered Device 304

Supplying Power to a Device 305

Configuring PoE 307

Verifying PoE 307

Voice VLANs 308

Voice VLAN Configuration 308

Verifying Voice VLAN Operation 311

Voice QoS 312

QoS Overview 313

Best-Effort Delivery 314

Integrated Services Model 314

Differentiated Services Model 314

DiffServ QoS 315

Implementing QoS for Voice 318

Configuring a Trust Boundary 319

Using Auto-QoS to Simplify a Configuration 321

Verifying Voice QoS 324

Exam Preparation Tasks 327

Review All Key Topics 327

Complete Tables and Lists from Memory 327

Define Key Terms 327

Use Command Reference to Check Your Memory 328

Chapter 15 Integrating Wireless LANs

“Do I Know This Already?” Quiz 331

Foundation Topics 335

Wireless LAN Basics 335

Comparing Wireless and Wired LANs 335

Avoiding Collisions in a WLAN 336

WLAN Building Blocks 338

Access Point Operation 340

Wireless LAN Cells 341

WLAN Architecture 344

Traditional WLAN Architecture 344

Cisco Unified Wireless Network Architecture 346

WLC Functions 349

Lightweight AP Operation 350

Traffic Patterns in a Cisco Unified Wireless Network 352

Roaming in a Cisco Unified Wireless Network 354

Intracontroller Roaming 355

Intercontroller Roaming 356

Mobility Groups 361

Configuring Switch Ports for WLAN Use 361

Configuring Support for Autonomous APs 361

Configuring Support for LAPs 362

Configuring Support for WLCs 363

Exam Preparation Tasks 365

Review All Key Topics 365

Define Key Terms 365

Part V Securing Switched Networks

Chapter 16 Securing Switch Access

“Do I Know This Already?” Quiz 369

Foundation Topics 373

Port Security 373

Port-Based Authentication 376

802.1x Configuration 376

802.1x Port-Based Authentication Example 378

Mitigating Spoofing Attacks 378

DHCP Snooping 379

IP Source Guard 381

Dynamic ARP Inspection 383

Best Practices for Securing Switches 385

Exam Preparation Tasks 389

Review All Key Topics 389

Complete Tables and Lists from Memory 389

Define Key Terms 389

Use Command Reference to Check Your Memory 390

Chapter 17 Securing with VLANs

“Do I Know This Already?” Quiz 393

Foundation Topics 396

VLAN Access Lists 396

VACL Configuration 396

Private VLANs 397

Private VLAN Configuration 399

Configure the Private VLANs 399

Associate Ports with Private VLANs 400

Associate Secondary VLANs to a Primary VLAN SVI 401

Securing VLAN Trunks 402

Switch Spoofing 402

VLAN Hopping 404

Exam Preparation Tasks 407

Review All Key Topics 407

Complete Tables and Lists from Memory 407

Define Key Terms 407

Use Command Reference to Check Your Memory 408

Part VI Final Exam Preparation

Chapter 18 Final Preparation

Exam Engine on the CD 413

Install the Exam Engine Software from the CD 413

Download and Activate the Practice Exam Content 414

Activating Other Exams 414

Study Plan 415

Recall the Facts 415

Practice Configurations 415

Use the Exam Engine 416

The Cisco Learning Network 416

Part VII Appendixes

Appendix A Answers to the “Do I Know This Already?” Quizzes 421

Glossary 431

On This Book’s Website:

Appendix B SWITCH Exam Updates: Version 1.0

On This Book’s CD:

Appendix C Memory Tables

Appendix D Memory Tables Answer Key

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