CCNP学习指南 Cisco局域网交换配置技术 英文版PDF电子书下载

1 Introduction to Switching Concepts 1

1 Introduction to Switching Concepts 1

Collisions and Broadcast Domains 2

Collisions 2

Broadcast Domains 4

Foreword 5

LAN Segmentation 6

LAN Segmentation Using a Router 6

LAN Segmentation Using a Bridge 6

LAN Segmentation Using a Switch 8

About the Contributors 9

LAN Switching 10

Acknowledgments 13

Translational Switching 14

Cut-Through vs. Store and Forward Switching 17

Token Ring Switching 20

Bridging Methods 22

Certification Summary 23

Two-Minute Drill 24

SelfTest 26

Preface 27

2 VLANs 29

2 VLANs 29

Broadcast Domains 30

Introduction 31

VLAN Characteristics 32

Dynamic vs. Static VLANs 32

VLANs Reduce Costs 33

VLANs Increase Flexibility 36

Network Security 37

Frame Filtering Versus Frame Tagging 37

VLAN Trunks 39

Cisco Switch Trunk Capabilities 42

ISL, 802.10, 802.1Q, and LANE 44

ISL 44

802.10 47

802.1Q 49

LANE 50

Other Options 53

Token Ring VLANs 54

DRiP 56

Certification Summary 57

Two-Minute Drill 58

SelfTest 60

3 Placing Catalyst 5000 Series Switches in Your Network 63

3 Placing Catalyst 5000 Series Switches in Your Network 63

Demand Nodes and Resource Nodes 64

Local Resources and Remote Resources 67

Local Resources 68

Remote Resources 68

Bottlenecks and Buffer Overflows 69

Congestion Management 70

Putting It All Together 71

Number of Users 72

Size and Layout of the Office or Campus 73

Certification Summary 76

Two-Minute Drill 77

SelfTest 79

4 Catalyst 5000 Series Switch Architecture 83

4 Catalyst 5000 Series Switch Architecture 83

Buffering and Congestion Control 84

Per-Port Buffers 85

Full vs. Half Duplex 86

Priority Levels 87

Additional Bandwidth 89

Switching Components 90

Catalyst 5000 91

Frame Flow Through the Switch 95

Catalyst 5500 96

Network Management Components 101

Remote Access 102

Direct Console Access 103

Telnet Access 105

SNMP 106

SLIP 107

RMON 108

SPAN 109

Other Modules 109

NAM 111

Certification Summary 112

Two-Minute Drill 113

SelfTest 116

5 Catalyst 5000 Series Switch Hardware 119

5 Catalyst 5000 Series Switch Hardware 119

Catalyst 5000 Switch Hardware Description 121

Catalyst 5002 Switch 121

Catalyst 5000 Switch 123

Catalyst 5505 Switch 124

Catalyst 5509 Switch 125

Catalyst 5500 Switch 127

Supervisor Engine Module 130

Redundant Supervisor Engine Operation 135

Ethernet and Fast Ethernet Switching 138

Ethernet Modules 140

Fast Ethernet Modules 142

Token Ring Modules 144

FDDI and CDDI Modules 145

ATM LANE Modules 147

RSM 150

Certification Summary 153

Two-Minute Drill 155

SelfTest 158

6 Configuring the Catalyst 5000 Series Switches 161

6 Configuring the Catalyst 5000 Series Switches 161

SET, SHOW, and CLEAR Commands 162

Accessing the Command Line Interface 163

The Configuration Process 164

CLI Basics 172

Administrative Commands 176

The Catalyst IP Stack 177

SNMP 179

RMON 181

Password Configuration 184

Password Recovery 187

SET INTERFACE Command 192

SLIP 195

Saving Configuration Files to and from a TFTP Server 198

Saving Configuration Files to the TFTP Server 199

Retrieving a Config File from a TFTP Server 201

Downloading and Uploading Software Images 210

Copying NMP Images to SupervisorⅠor SupervisorⅡ 212

Configuring Token Ring, Ethernet, and Fast Ethernet Modules 215

Port Configurations 215

Certification Summary 218

Two-Minute Drill 219

SelfTest 222

7 Catalyst 5000 Series Switch Software 225

7 Catalyst 5000 Series Switch Software 225

Features of Release 2.x 226

NMP Image Features 226

Features of Release 3.X 234

Features of Release 4.x 236

Multiple VLAN Configuration 238

Creating VLANs 238

VLAN Routing 246

VLAN Trunking (ISL, 802.1Q, 802.10, and LANE) 257

Frame Filtering 260

Dynamic VLANs 260

Fast EtherChannel 261

Spanning-Tree Protocol and VLANs 263

VLAN Load Sharing across Trunks 267

Multicast Services 270

VTP Pruning 270

SPAN 272

Two-Minute Drill 274

Certification Summary 274

SelfTest 277

8 Managing the Catalyst 5000 Series Switches 281

8 Managing the Catalyst 5000 Series Switches 281

Command Line Interface 282

Management Options 282

Command Line Management Commands 284

Embedded RMON 289

SNMP 292

CDP 296

CWSI 298

SPAN 300

Certification Summary 304

Two-Minute Drill 305

SelfTest 307

9 Troubleshooting the Catalyst 5000 311

9 Troubleshooting the Catalyst 5000 311

Catalyst 5000 Power-Up Sequence 312

Troubleshooting the Power Subsystem 315

Troubleshooting the Cooling Subsystem 316

Troubleshooting the Processor and Interface Subsystem 317

Physical and Data Link Layers 319

Troubleshooting at the Cabling Level 320

Network Layer 338

PING 341

TRACEROUTE 342

Certification Summary 343

Two-Minute Drill 344

SelfTest 347

10 Catalyst 5000 Series Switch FDDI Module 351

10 Catalyst 5000 Series Switch FDDI Module 351

FDDI/CDDI Review 352

Catalyst 5000 FDDI/CDDI Features 354

APaRT Overview 354

IP Features 355

Spanning Tree Support 355

Trunking Support Overview 355

APaRT 356

FDDICHECK 358

FDDI VLANs and 802.10 359

Mapping Ethernet and FDDI VLANs Together 362

Configuring the FDDI/CDDI Module 365

Naming FDDI Ports 365

Turning Off APaRT 365

Turning On FDDICHECK 366

Multiswitch VLAN without Trunking 366

Configuring FDDI VLANs 367

Turning On Trunking 368

Creating FDDI VLANs 368

Mapping Ethernet VLANs to FDDI VLANs 369

Certification Summary 370

Two-Minute Drill 371

SelfTest 374

11 ATM LANE 377

11 ATM LANE 377

ATM Boot Camp 381

SAR 381

ATM Addressing 386

ILMI 389

ATM Signaling 389

LANE Components 390

ELAN 390

LAN Emulation Client 391

LAN Emulation Server 393

LAN Emulation Configuration Server 394

Broadcast and Unknown Server 394

LANE Internetworking 396

ATM Switch 396

LEC, LES, BUS, and LECS Addresses 396

LANE Operation 397

Setup Phase 398

Data Forwarding Phase 401

Configuring LAN Emulation 405

ATM LANE Module 406

Configuring the Catalyst 5000 Series ATM LANE Modules 406

Sending Data Over LANE 422

Optional LANE Configuration Steps 425

Certification Summary 428

Two-Minute Drill 428

SelfTest 430

12 Catalyst 1900 Series and Catalyst 2820 Switches 433

12 Catalyst 1900 Series and Catalyst 2820 Switches 433

ClearChannel Architecture 434

Overview of Architecture 436

Catalyst 1900 and Catalyst 2820 Features 438

Cisco Group Management Protocol 438

Broadcast Storm Prevention 439

Multicast Packet Filtering 439

Support for Full-Duplex Ethernet 440

Spanning-Tree Protocol 440

Switching Modes 441

Modules Supported 442

Management Support 445

Configuring Catalyst 1900 and Catalyst 2820 for VLANs, SNMP, and ATM LANE 445

Web-Based Configuration 446

Menu-Based Configuration 448

SNMP-Based Configuration 450

Default Configuration 450

Certification Summary 452

Two-Minute Drill 452

SelfTest 455

13 Catalyst 3000 Series Switches 459

13 Catalyst 3000 Series Switches 459

Catalyst 3000 System Architecture 460

Arbiter ASIC 461

CPU ASIC 461

10 Mbps Ethernet Module 461

Fast Ethernet Module 462

ATM LANE Module 463

100VG AnyLan Module 464

3011 WAN Access Module 464

Catalyst Matrix 465

Filtering Capabilities 466

VLANs and VTP 468

Configuring the Catalyst 3000 Series Switches 469

Basic Configuration 470

VLANs and ISL Trunks 471

Configuring ATM and LANE 473

ISL Trunks 473

LANE Configuration 474

Certification Summary 475

Two-Minute Drill 476

SelfTest 479

A SelfTest Answers 483

A SelfTest Answers 483

Chapter 1 SelfTest 484

Chapter 2 SelfTest 488

Chapter 3 SelfTest 492

Chapter 4 SelfTest 496

Chapter 5 SelfTest 499

Chapter 6 SelfTest 503

Chapter 7 SelfTest 507

Chapter 8 SelfTest 510

Chapter 9 SelfTest 514

Chapter 10 SelfTest 518

Chapter 11 SelfTest 523

Chapter 12 SelfTest 527

Chapter 13 SelfTest 533

B About the CD 541

B About the CD 541

Test Type Choices 542

Installing the Personal Testing Center 542

Live 543

Managing Windows 543

Saving Scores as Cookies 543

Using the Browser Buttons 544

JavaScript Errors 544

Practice 544

Review 544

Scoring 545

C About the Web Site 547

C About the Web Site 547

What You ll Find There 548

Glossary 549

Glossary 549

Index 595

Index 595