《CCNA通行证 Exam640-507 英文版》PDF下载

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  • 作  者:(美)LouisR.Rossi,(美)RonAnthony著
  • 出 版 社:北京:人民邮电出版社
  • 出版年份:2002
  • ISBN:7115101957
  • 页数:408 页
图书介绍:

Objective 6. 1

Objective 10. 1

Objective 3. 1

Dbjective 12. 1

Objective 2. 1

Objective 9. 1

Objective 7. 1

Contents 1

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Objective 4. 1

Objective 1. 1

1 Basic Concepts,Network Operation,and Cabling 1

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Objective 4. 2

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Objective 3. 2

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Objective 10. 2

Internetworking Overview 2

Core 2

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Objective 1. 2

Objective 4. 3

Objective 2. 3

Objective 6. 3

Objective 10. 3

Access 3

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Distribution 3

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Objective 12. 3

Objective 9. 3

Objective 1. 3

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Objective 7. 3

Objective 3. 3

Objective 4. 4

Objective 3. 4

Objective 2. 4

Objective 6. 4

Objective 5. 4

OSI Structure and Definitions 4

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Objective 1. 4

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Objective 6. 5

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Objective 7. 5

Objective 1. 5

Application 6

The Seven OSI Layers 6

Presentation 7

Session 7

Transport 7

Network 9

Data Link 10

Physical 12

Ethernet and Other Media Types 12

Full/Half Duplex 13

10/100/1000 Mbps 15

Network Devices and Relation Within the Networking Model 15

Connecting to the Cisco Device 18

Cabling the LAN and WAN 18

Cabling the LAN 19

Cabling the WAN 20

CHECKPOINT 21

Review Questions 22

Review Answers 24

2 Introduction to the Cisco Internetwork Operating System 27

Introduction to the Cisco Command Line Interface 28

CLI Modes 28

The Boot Process of the Cisco Router/Switch 31

How the Router/Switch Boots by Default 31

Booting When There Is No Saved Configuration 34

Changing the Configuration Register to Modify Boot Behavior 36

Register Values Displayed in Hex 37

Components Used During Boot 39

Configuring Boot System Commands 40

Configuration Using the CLI 41

Global Configuration Mode 42

Interface Configuration Mode 42

Abbreviating Commands 44

Symbols in the IOS 46

Line Configuration Mode 47

Setting Passwords 48

Initiating,Suspending,and Ending Telnet Sessions 50

Using ping and traceroute to Check for Connectivity 52

Backup and Restoration of the IOS and Configurations 53

Saving,Backing Up,and Restoring Configuration Files 54

CHECKPOINT 58

Review Questions 59

Review Answers 61

3 Managing and Updating Cisco Devices 63

Introduction to Cisco Discovery Protocol 64

CDP Frame Format 65

CDP Operation 66

Using CDP to Build a Topology Map 69

Displaying Specific CDP Entries 71

Updating the IOS and Modifying the Configuration Register 73

Error During Upgrade 74

Booting from Another Device 76

Changing Configuration Register 78

Using ROM Monitor to Change the Register 78

Using the config-register Command to Change the Register 80

Backup Strategies 81

CHECKPOINT 82

Review Questions 83

Review Answers 85

4 Catalyst 1900 Switch Operations 87

Three Functions of a Transparent Bridge 88

Learning 88

Forwarding and Filtering 90

Avoiding Loops 92

Spanning Tree Protocol 94

The Root Bridge 94

Which Ports to Block 96

Step 1:Determine the Root Bridge 99

Step 2:Determine the Designated Bridges 99

Step 3:Determine the Root Ports 102

Step 4:Determine Which Ports Will Be Forwarding 103

Step 5:Determine Which Ports Will Be Blocking 104

Spanning Tree Port States 105

The Difference Between a Switch and a Bridge 106

Cut-Through 107

Store-and-Forward 107

Frame Forwarding Methods of the Catalyst 1900 Switch 107

Understanding Cisco IOS Device Operation 108

Fragment-Free 108

The Cisco Catalyst 1900 Series of Switches 108

Different Methods of Configuring a Cisco 1900 Switch 110

The Catalyst 1900 LEDs 110

Starting a Catalyst 1900 112

Connecting to and Configuring the Catalyst 1900 112

Using the Command Line Interface and Configuration Modes 113

Viewing Switch Parameters 115

Configuring the Switch from the Command Line 119

CHECKPOINT 121

Review Questions 122

Review Answers 124

5 Virtual LoCal Area Networks(VLANs) 127

Virtual Local Area Networks(VLANs) 128

Static VLANs 130

Dynamic VLANs 131

TrunKing 131

Cisco's Inter-Switch Link(ISL) 133

VLAN Trunking Protocol(VTP) 136

VTP Modes 139

VTP Pruning 140

Creating and Configuring VLANs on a Catalyst 1900 141

Creating the VTP Domain 141

Creating VLANs 143

Assigning Ports to a VLAN 145

Configuring Trunking 148

Viewing Spanning Tree Protocol Parameters and Settings 149

Review Questions 151

CHECKPOINT 151

Review Answers 153

6 Overview of the TCP/IP Protocol Stack 155

Introduction to the Protocol Stack 156

The DARPA Model 156

The Application Layer 157

The DARPA Transport Layer 158

Transmission Control Protocol(TCP) 159

The Sequence and Acknowledgment Fields 159

Port Numbers 163

The Three-Way Handshake 164

TCP Windowing 165

The User Datagram Protocol(UDP) 166

The IP Datagram 168

The DARPA Internet Layer 168

The Internet Protocol(IP) 168

The Address Resolution Protocol(ARP) 170

Internet Control Message Protocol(ICMP) 171

Reverse Address Resolution Protocol(RARP) 171

The IP Address 173

IP Addressing 173

IP Address Classification 175

The Three Fields of IP Addresses 177

The Subnet Mask 181

Subnetting 181

Complex Subnet Masking 183

Recognizing IP Addresses and Subnets 186

The Local Broadcast 187

Broadcasts 187

The Directed Broadcast 187

Assigning IP Addresses to Router Interfaces 188

Configuring Cisco Devices to Use IP 188

The/Notation 191

Connecting a Cisco Router to a Catalyst Switch 192

Configuring the Router for Inter-VLAN Routing 192

Configuring Hostnames on a Cisco IOS Device 194

Using Hostnames with a Cisco IOS Device 194

Working with DNS Servers 195

The ip domain-lookup Command 196

Viewing the Hostname to IP Address Translations 197

CHECKPOINT 198

Review Questions 199

Review Answers 201

7 Basic IP Routing Protocols 203

Configuring Static Routes 204

Static Routes 204

The Default Route 207

Dynamic Routes 208

Link State and Distance Vector 209

Routing Metrics 210

Autonomous System 210

Administrative Distance 212

The Distance Vector Algorithm 215

Distance Vector and Link State Routing 215

Routing Loops 217

Solutions for Routing Loops 219

Defining a Maximum Metric 220

Holddown Timers 221

Split Horizon 221

Triggered Updates 222

Route Poisoning 222

Link State Routing Protocols 222

Configuring RIP 224

Routing Information Protocol(RIP) 224

The show ip route Command 226

Verifying RIP 226

The show ip protocols Command 227

When a Network Goes Down 228

RIP Load Balancing 230

The debug iP rip Command 231

Interior Gateway Routing Protocol(IGRP) 232

The Composite Metric 232

Configuring IGRP 233

Verifying IGRP 234

Debug IP IGRP Events and Transactions 237

Load Balancing with IGRP 239

IP Classless 240

CHECKPOINT 242

Review Questions 243

Review Answers 245

8 IP Access Lists 247

Rules of the Road 248

Access List Introduction and Operation 248

Uses for Access Lists 249

Access List Structure and Operation 251

Access List Processing 252

How Access Lists Work 253

Standard IP Access Lists 256

Creating a Standard IP Access List 256

Applying the Standard IP Access List to a Router Interface 259

Verifying the Operation of a Standard IP Access List 261

Create an Access List to Block Traffic from a Single Host Address 264

Creating an Extended IP Access List that Blocks Web Access from a Specific Subnet 267

Creating an Extended IP Access List 267

Extended IP Access Lists 267

Applying the Extended IP Access List to a Router Interface 270

Verifying the Operation of an Extended IP Access List 270

Telnet Access from a Single Host Address 272

Creating an Extended IP Access List that Blocks 272

Named IP Access Lists 274

Creating a Named IP Access List 274

The access-class Command and Router VTY Access 275

Creating and Applying the access-class Command 276

CHECKPOINT 277

Review Questions 278

Review Answers 280

9 Configuring Cisco IOS Devices for IPX 283

Novell's Network Operating System 284

Client/Server Operations 284

Novell's IPX 285

Packet Encapsulation 286

Ethernet Version 2 Frames 287

Ethernet RAW or Novell-Ether 287

The IEEE 802.3/802.2 Header 288

Ethernet SNAP 289

Other Media Types 289

Connecting to the Server 291

What If There Is No Local Server? 291

Connecting to Resources 292

Sequenced Packet Exchange 293

Service Advertising Protocol 293

NetWare Core Protocol 293

IPX RIP 294

Novell's IPX and Cisco IOS Devices 294

Configuring the Router for IPX Routing 295

IPX Documentation 295

Configuring IPX and IPX RIP 295

Configuring the Router Interfaces 296

Example Configuration 297

Verifying IPX Addresses 300

Verifying IPX Routing 301

Restricting IPX Traffic with Access Lists 304

Testing Connectivity 304

Standard IPX Access Lists 304

Extended IPX Access Lists 305

IPX SAP Filters 306

An Example SAP Filter 307

Review Questions 309

CHECKPOINT 309

Review Answers 311

10 Serial Point-to-Point Connections 313

How WANs Are Different from LANs 314

Overview of WAN Connectivity 314

HDLC and Synchronous Serial Connections 319

Dialup Using Point-to-Point Protocol 320

LCP and NCP 320

CHAP Authentication 322

PAP Authentication 322

PPP Negotiation 322

Configuring Serial Connections Using HDLC and PPP 323

Configuring HDLC 324

Configuring PPP 325

CHECKPOINT 328

Review Questions 329

Review Answers 331

11 ISDN BRI Connections 333

The Importance of ISDN 334

ISDN Channels 335

Terminology,Reference Points,and Cabling 336

Reference Points and Devices Defined 337

S/T and U Interfaces 338

Cabling ISDN 339

ITU ISDN D Channel Protocols 340

ISDN B Channel Protocols 341

Configuring ISDN 342

Core Configuration Commands 342

Dial-on-Demand Routing 345

CHECKPOINT 349

Review Questions 350

Review Answers 352

12 Frame Relay Connections 355

Introduction and Frame Relay Terminology 356

Multiaccess 358

Congestion Avoidance 358

Frame Relay Address Mapping 360

Data Link Addressing 361

Manual Mapping vs.Dynamic 365

Frame Relay States 366

Non-Broadcast Multiaccess Networks 367

Dealing with Split Horizon 369

Point-to-Point Subinterfaces Prevent Split Horizon 371

Configuring Point-to-Point Subinterfaces 372

Multiaccess Networks 373

Configuring Multipoint Frame Relay Connections 374

Verifying Frame Relay Connections 375

The show interface serial Command 375

The show frame-relay pvc Command 377

The show frame-relay map Command 377

The show frame-relay Imi Command 378

CHECKPOINT 379

Review Questions 380

Review Answers 381

Appendix A:About the CD-ROM 383

Mike Meyers'Certification Passport CD-ROM Instructions 383

System Requirements 383

Technical Support 384

Appendix B:Career Flight Path 385

Cisco Career Certifications 385

Cisco Certified Internetworking Expert(CCIE)Program 386

Where Do You Start? 386

Index 389