CCNP：Remote Access 学习指南 英文原版【2025|PDF|Epub|mobi|kindle电子书版本百度云盘下载】

CCNP：Remote Access 学习指南 英文原版PDF格式电子书版下载

注意：本站所有压缩包均有解压码： 点击下载压缩包解压工具

Chapter 1 Cisco Solutions for Remote Access3

What Is Remote Access?3

WAN Connection Types3

WAN Encapsulation Protocols14

Selecting a WAN Protocol17

Choosing Remote Connection Cisco Products22

Fixed Interfaces23

Product Selection Tools24

Modular Interfaces24

Cabling and Assembling the WAN25

Internetworking Overview and Remote Access Interface Options25

Identifying Company Site Equipment28

Verifying a Network Installation33

Summary36

Key Terms37

Commands in This Chapter37

Hands-on Labs38

Review Questions38

Written Lab38

Answers to Written Lab41

Answers to Review Questions41

Chapter 2 Asynchronous Connections43

Asynchronous Modems44

Signaling and Cabling48

Modulation Standards49

Configuring Asynchronous Modem Connections51

Automatic Configuration52

Manual Configuration56

Summary58

Key Terms59

Commands in This Chapter59

Written Lab60

Hands-on Lab61

Review Questions61

Answers to Written Lab64

Answers to Review Questions64

Chapter 3 Point-to-Point Protocol67

PPP Overview and Architecture68

The Flag Field69

The Control Field70

The Protocol Field70

The Address Field70

The Information Field71

The Frame Check Sequence (FCS) Field71

Configuring Access Servers71

Dedicated or Interactive PPP72

Interface Addressing Options for Local Devices72

Configuring PPP72

PAP and CHAP Authentication79

Password Authentication Protocol (PAP)80

Challenge Handshake Authentication Protocol (CHAP)80

PPP Callback82

PPP Compression and Multilink83

Compression Configuration83

Multilink Configuration85

Verifying and Troubleshooting PPP87

The debug ppp authentication Command87

The debug ppp negotiation Command88

The debug ppp packet Command91

Summary94

Key Terms95

Commands in This Chapter95

Written Lab96

Hands-on Lab97

Lab 3.1: PPP and DHCP Configuration97

Review Questions98

Answers to Review Questions101

Answers to Written Lab101

Chapter 4 Using Microsoft Windows 95/98105

Reasons to Use Dial-Up Networking106

Configuring Dial-Up Networking with Windows 95/98107

Configuring a Dial-Up Connection Client108

Dial-Up Networking Application108

Make New Connection Wizard109

Connection Properties111

Additional Configuration Options118

Launch Terminal Windows119

Lock DTE Speed119

Verifying a Dial-Up Connection120

Summary121

Key Terms121

Commands in This Chapter121

Written Lab121

Review Questions122

Answers to Written Lab125

Answers to Review Questions125

Chapter 5 Integrated Services Digital Network (ISDN)127

What Is Integrated Services Digital Network (ISDN)?129

ISDN Line Options130

Basic Rate Interface (BRI)131

Primary Rate Interface (PRI)132

ISDN Function Groups133

ISDN Reference Points134

ISDN Protocols136

LAPD Frames136

Layer 2 Negotiation139

ISDN Call Setup and Teardown141

The Old Way versus the New Way143

ISDN Configuration143

Authentication146

Password Authentication Protocol (PAP)146

Challenge-Handshake Authentication Protocol (CHAP)148

The Authentication Process149

Dial-on-Demand Routing (DDR)150

Configuring DDR150

Configuring the Dialer Information151

Configuring the Static Routes151

Specifying Interesting Traffic151

Optional Commands153

DDR with Access Lists154

Verifying the ISDN Operation154

Dial Backup155

Setting Up Dial Backup155

Testing the Backup157

Bandwidth on Demand163

Channelized T1/E1 (PRI)164

Configuring ISDN PRI165

Configuring E1166

Summary167

Key Terms167

Commands in This Chapter167

Written Lab169

Hands-on Labs170

Lab 5.1: DDR170

Lab 5.2: Configuring PRI and BRI172

Review Questions175

Answers to Written Lab177

Answers to Review Questions179

Chapter 6 Cisco 700 Series181

700 Series Overview182

Features of the 700 Series184

Routing and WAN Features186

ISDN and Telephony Features189

Profiles190

Cisco 700 Help191

Configuring the 700 Series191

Configuration Output197

ISDN Switch Type Commands198

System-Level Configuration Commands198

LAN Profile199

Creating a User Profile200

PPP Callback200

IP Traffic with CHAP between a 700 Series and an IOS-based Router201

Dynamic Host Control Protocol203

Port Address Translation (PAT)204

Troubleshooting the 700 Series205

Monitoring IP Routing206

Summary207

Key Terms207

Commands in This Chapter207

Written Lab210

Hands-on Lab211

Review Questions212

Answers to Review Questions215

Answers to Written Lab215

Chapter 7 X.25 and LAPB219

The Basics of X.25220

X.25 at the Network Layer221

X.25 and LAPB at the Data Link Layer225

X.25 at the Physical Layer227

X.25 Virtual Circuits230

Configuring X.25231

Configuring X.25 Encapsulation Types231

Configuring an SVC234

Configuring a PVC236

Configuring an X.25 Virtual Circuit Range237

Default Inbound and Outbound Packet Sizes238

Configuring Window Sizes239

Verifying X.25 Configuration239

X.25 Troubleshooting240

The Show Interface Serial Command240

Debug Commands241

Key Terms242

Misconfigured x25 map Commands242

Summary242

Commands in This Chapter243

Written Lab244

Hands-on Lab244

Review Questions245

Answers to Written Lab248

Answers to Review Questions248

Chapter 8 Frame Relay251

What Is Frame Relay?252

A Brief History of Frame Relay253

Frame Relay Virtual Circuits253

Switched Virtual Circuits254

Permanent Virtual Circuits255

Data Link Connection Identifier (DLCI)255

DLCI Mapping256

Frame Relay Local Management Interface (LMI)258

Configuring Frame Relay259

Factors Affecting Performance260

Frame Relay Congestion Control260

Congestion Handling by Frame Relay Switches261

Congestion Handling by Routers262

Point-to-Point and Multipoint Interfaces263

Verifying Frame Relay266

The show interface Command266

The show frame-relay pvc Command267

The debug frame-relay lmi Command268

The show frame-relay lmi Command268

The show frame-relag map Command268

Frame Relay Switching269

Frame Relay Switching Commands270

Frame Relay Traffic Shaping272

Configuring Traffic Shaping273

Summary274

Key Terms274

Commands in This Chapter275

Written Lab276

Lab 8.1: Configuring Frame Relay with Subinterfaces277

Hands-on Labs277

Lab 8.2: Frame Relay Traffic Shaping278

Review Questions279

Answers to Written Lab282

Answers to Review Questions283

Chapter 9 Queuing and Compression285

Queuing286

Traffic Prioritization287

Queuing Policy287

IOS Queuing Options288

Weighted Fair Queuing289

Priority Queuing292

Custom Queuing295

Compression301

TCP Header Compression302

Payload Compression303

Link Compression303

Compression Considerations304

Summary305

Written Lab306

Key Terms306

Commands in This Chapter306

Hands-on Lab307

Review Questions308

Answers to Written Lab312

Answers to Review Questions312

Chapter 10 Network Address Translation (NAT) and Port Address Translation (PAT)315

Understanding Network Address Translation (NAT)317

NAT Terminology317

How NAT Works318

The Advantages of NAT319

The Disadvantages of NAT320

NAT Traffic Types320

NAT Operations321

Translating Inside Local Addresses321

Overloading Inside Global Addresses323

Using TCP Load Distribution324

Overlapping Networks325

Configuring NAT326

Configuring Static NAT327

Configuring Dynamic NAT, Inside Global Address Overloading. and TCP Load Distribution328

Configuring NAT to Perform Overlapping Address Translation329

Verifying NAT Configuration331

Troubleshooting NAT332

Clearing NAT Translation Entries332

Port Address Translation (PAT)333

Disadvantages to PAT333

Configuring PAT334

Monitoring PAT335

Summary336

Key Terms336

Commands in This Chapter337

Written Lab337

Hands-on Lab338

Review Questions339

Answers to Written Lab342

Answers to Review Questions342

Chapter 11 Centralized Security in Remote Access Networks345

Security Terminology346

Cisco Access Control Solutions347

CiscoSecure348

Authentication, Authorization，and Accounting349

How AAA Works350

Router Access Modes351

Character Mode Connections351

Packet Mode Connections352

Configuring AAA353

Authentication Configuration354

Authorization Configuration356

Accounting Configuration359

Virtual Profiles360

Summary361

Key Terms361

Commands in This Chapter361

Written Lab364

Hands-on Lab364

Lab 11.1 Configuring TACACS+364

Review Questions365

Answers to Written Lab368

Answers to Review Questions368

Appendix A Practice Exam371

Practice Exam Questions372

Answers to Practice Exam379

Appendix B Commands in This Study Guide383

Appendix C References399

Operating Systems400

WAN Technologies400

Web-Based Resources400

Other Resources401

Certification Study Groups401

Users Groups402

Standards Organizations402

Job Search Web Sites402

Hands-on Schooling403

RFCs403

Glossary405