查看同类图书：科学技术»计算机/网络»认证与等级考试»Cisco认证»Cisco互连网络故障诊断与排除：英文版

Cisco互连网络故障诊断与排除：英文版

【作　者】：(美)Laura Chappell，(美)Dan Farkas编著

【又/译名】：Cisco Internetwork Troubleshooting

【丛编项】：Cisco职业认证培训系列

【装帧项】：精装 23cm / 604

【出版项】：人民邮电出版社 / 2003

【ISBN号】：9787115111807 / 7115111804

【原书定价】：￥68.00　有10家书店打折销售　

【主题词】：互连网络－故障诊断－英文

书籍介绍

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【图书简介】
本书是在使用Cisco网络设备进行网络互连的过程中，解决疑难问题和排除网络故障的技术专著。本书共由5大部分和4个附录组成，全面介绍了Cisco网络设备各种故障诊断工具的使用方法和各种网络互联故障的排除方法。主要内容包括：故障诊断方法学、多种流行网络协议介绍、常用的故障排除仪器介绍、Cisco网络设备的寻径和交换过程、Cisco网络管理和故障诊断工具、TCP／IP连通性故障排除。Novell连通性故障排除、AppleTalk连通性故障排除、园区交换机和VLAN故障排除、帧中继故障排除以及ISDNBM故障排除等。本书不仅适合从事互连网络建设与管理的工程技术人员阅读和参考，也适合为获得CCNP证书而参加“CiscoIntemetworkTroubleshooting”（CIT）考试的读者学习。基于同名的Cisco培训课程，本书教你如何完成Cisco路由器和交换机的基本硬件维护和故障诊断。如果参加CCNP认证，并准备参加CIT考试，本书是你最佳的选择。随着更先进技术和功能加入到通信基础结构中，管理和维护网络的工作变得越来越难，互连网络失败的花费也越来越高。本书提供了系统的和合理的方法，以保持当’今复杂网络的正常运行。本书主要介绍了：故障诊断的工具和方法，路由选择和被动路由协议故障诊断与排除，校园交换和VLAN故障诊断与排除，以及WAN故障诊断与排除。《Cisco互连网络故障诊断与排除》提供了有关TCPAP、NetWareIPX／SPX、AppleTalkLAN和WAN的连网技术、实践和故障诊断与排除的从初级到高级的技术。配置实例示范了故障诊断和排除方面的技巧。问题解决检查列表和工作表有助于你组织故障诊断和排除的步骤并编制文档。你还将找到有关使用Cisco技术支持的有用信息，章末的问题与练习有助于你评估对关键概念的理解，从而帮助你顾利通过CCNP认证。■帮助参加CCNP认证的人员掌握在TCP／IP、NetWareIPX／XPX和AppleTalk坏境中诊断故障的方法。■应用一个通用的问题解决模型来识别通信和配置错误。■学习基本的分组结构和Cisco路由器功能，包括路由和交换处理器机制，以及各种级别驻留在路由器中的缓存。■找到合适的诊断命令和工具，以解决Catalyst交换机和VLAN通信，以及朗中继和ISDNBRIWAN技术方面的难题。

【本书目录】
Part 1 : Troubleshooting Tools and Methodology
Chapter 1 Troubleshooting Methodology 4
      Using a Systematic Troubleshooting Method 5
      The Complexity of Intemetworks 6
      The Problem-Solving Model 8
      Step 1 : Define the Ptoblem IO
      Step 2: Gadler the Facts 12
      Step 3: Consider tlle Possibilities l 2
      Step 4: Create an Action Plan 14
      Step 5: Implement the Action Plan 15
      Step 6: Observe the Results of the Action Plan 16
      Step 7: Repeat the Problem-Solving Process 16
      Step 8: Resolve the Ptoblem 18
      Pteparing Yourself to Troubleshoot 18
      Summary 20
      Chapter l Test 21
Chapter 2 Protocol Characteristics Overview 24
      Basic Ptotocol Characteristics 25
      Connection-Oriented Services 26
      Connectionless Services 27
      Sanlple Connection Sequences 28
      Detailed Ptotocol Characteristics 33
      Connection-Oriented Versus Connectionless Ptotocols 35
      OSI Layer 2 Characteristics 39
      OSI Layers 3 to 7 Characteristics-Routed Protocols and Routing Ptotocols 92
      Summary 145
      Chapter 2 Test 146
Chapter a Cisco Routing and Switching Processes 150
      Rooting 151
      Switching 15 3
      Basic Switching Paths 154
      Sample Packet Flow 159
      Switching Features That Affect Perfornlance 162
      Ptocess Switching 164
      System Buffering and Queuing 165
      Input and Output Queues 167
      Interface Buffers 168
      Summary 169
      Chapter 3 Test 170
Chapter 4 General Troubleshooting Tools 172
      Low-End Cable Test Equipment 173
      High-End Cable Testers 175
      Digital Interface Testing Tools 176
      Network Monitors 177
      hotocol Analyzers 178
      Network Maltagement Systems 180
      Simulation and Modeling Tools 182
      Summary 182
      Chapter 4 Test 183
Chapter 5 Cisco Management and Diagnostic Tools 186
      Cisco Maxlagement Tools 187
      CiscoWorks 187
      The Netsys Network Management Suites 190
      TraflicDirector Remote Monitoring Sofiware 192
      The VlanDirector Switch Management Application 194
      WAN Manager 195
      Cisco Diagnostic Commands 196
      show Commands 198
      debug Commands 221
      ping and uace Commands 229
      The cdp Command 240
      Core Dumps 252
      Summary 253
      Chapter 5 Test 254
Chapter 6 Troubleshooting Sample Exercises 256
      Exercise 1: A Token Ring Network 257
      Exercise 2: The Sydney Router 259
      Exercise 3: The Brussels Router 262
      Sunlmary 270
Pan II: Routing and Routed Protocol Troubleshooting
Chapter 7 Troubleshooting TCP/IP Connectivity 274
      TCP/IP Router Diagnostic Tools 275
      The TCP/IP ping Command 275
      The TCP/IP trace Command 280
      TCP/m show Commands 282
      TCP/TP debug Commands 294
      Problem Isolation in TCP/P Networks 302
      Symptom: Users Can Access Some Hosts but Not OdTers 303
      Symptom: Users Cannot Connect When One Redundant Path Is Down 305
      Troubleshooting IP Intemetworking with Windows NT 306
      Browsing Problems 307
      TCP/IP Symptoms and Problems 308
      TCP/IP Problems and Action Plans 309
      pinging Your Loopback and Local IP Addresses 313
      pinging Your Cisco Router 313
      pinging the DNS Server, Default Gateway, and
      pinging the Remote Target IP Address 314
      The tracert Tool 314
      Checking the Routing Table on a Windows NT System 315
      Clearing the Windows NT System
      DNS Configuration 316
      The HOSTS File 317
      The LMHOSTS File 317
      .
      Winsock Proxy hoblems 3 17
      Summary 3 18
      Chapter 7 Test 319
Chapter 8 Troubleshooting Novell Connectivity 322
      Novell NetWare Router Diagnostic Tools 323
      The IPX ping Command 323
      The IPX sllow Commands 324
      The IPX debug Commands 338
      Problem Isolation in NetWare Networks 345
      NetWare Symptoms and Problems 347
      Troubleshooting Encapsulation Mismatches 348
      NetWare Problems and Action Plans 349
      Summary 352
      Chapter 8 Test 353
Chapter 9 Troubleshooting AppleTalk Connectivity 356
      AppleTalk Router Diagnostic Commands 357
      AppleTalk show Commands 357
      NBP Testing 374
      AppleTalk debug Commands 376
      Problem Isolation in AppleTalk Networks 385
      AppleTalk Symptoms and Ptoblems 386
      AppleTalk hoblems and Action Plans 388
      AppleTalk Intemetworking Configuration Tips 392
      Summary 393
      Chapter 9 Test 394
Pan III: Campus Switch and VLAN Troubleshooting
Chapter 10 Diagnosing and Correcting Catalyst Problems 398
      Catalyst Series Overview 399
      Catalyst 5000 Intemal Architecture 401
      Catalyst Switching Technology 404
      Spanning-Tree Review 406
      VLAN Fralne Tagging with ISL 408
      Catalyst 5000"Troubleshooting Tools 415
      Troubleshooting Catalyst Switch LEDs 41 8
      Catalyst 5000 Switch Diagnostic Tools: ping 421
      CDP 421
      SPAN 423
      Catalyst Commands 425
      show Conlmands for System Senings 426
      show Commands for Switch Conffguration 430
      Problem Isolation in Catalyst Networks 437
      Catalyst Symptoms and Ptoblems 438
      Sunlmary 439
      Chapter IO Test 440
Chapter 11 Troubleshooting VLANs on Routers and Switches 442
      VLANs on Routed aJld Switched Networks 444
      VLAN Switching, Translation, and Routing 445
      The Router's Layer 2 Translation Function 447
      Cisco IOS Fast Ethemet Troubleshooting 447
      VLAN Troubleshooting Issues 450
      VLAN Design Issues 450
      Router Functionality in a Switched Network 451
      CDP 452
      Using Telnet to a Switch on a Different Subnet 452
      Router VLAN show Commands 453
      The show vlan Command 454
      The show span Command 455
      Router VLAN debug Commands 457
      The debug vlan packet Command 457
      The debug span Command 458
      Problem Isolation in Router/Switch VLAN Networks 460
      Troubleshooting Example: Dropped Packets and Loops 460
      Router VLAN Symptoms and Ptoblems 462
      Summary 463
      Chapter 11 Test 464
      .
      Pan IV: WAN Troubleshooting
      Chapter 1 2 Diagnosing and Correcting Frame Relay Problems 468
      Troubleshooting Frame Relay 469
      Frame Relay Frame Fonnat 471
      Problem Isolation in Frame Relay WANs 471
      Overview of Troubleshooting Con2mands 474
      WAN and Frame Relay Diagnostic Tools 475
      The Frame Relay show Commands 475
      The Frame Relay debug Commands 480
      Frame Relay Loopback Tests 485
      Summary 485
      Chapter 12 Test 486
Chapter 13 Diagnosing and Correcting ISDN BRI Problems 488
      Problem Isolation in ISDN BRI Networks 489
      Overview of Troubleshooting Commands 493
      ISDN BRI Diagnostic Tools 493
      ISDN BRI show Commands 493
      ISDN BRI debug Commands 505
      Sunlmary 525
      Chapter 13 Test 526
Pan V: Appendixes
Appendix A Chapter Test Answer Key 530
      Chapter 1: "Troubleshooting Methodology" 531
      Chapter 2: "Ptotocol Characteristics Overview" 532
      Chapter 3: "Cisco Routing and Switching Processes" 533
      Chapter 4: "General Troubleshooting Tools" 534
      Chapter 5: "Cisco Management and Diagnostic Tools" 534
      Chapter 6: "froubleshooting Sample Exercises" 535
      Exercise 1: Token Ring Network 535
      Exercise 2: Sydney Network 536
      Exercise 3: Brussels Network 536
      Chapter 7: "Troubleshooting TCPnP Connectivity" 537
      Chapter 8: "Troubleshooting Novell Connectivity" 538
      Chapter 9: "Troubleshooting AppleTalk Connectivity" 538
      Chapter 10: "Diagnosing and Correcting Catalyst hoblems" 539
      Chapter 11: "Troubleshooting VLANs on Routers and Switches" 539
      Chapter 12: "Diagnosing and Comecting Frallle Relay hoblems" 540
      Chapter 13: "Diagnosing and Conecting ISDN BRI Problems" 540
Appendix B Cisco Suppon Functions 542
      Using CCO to Prevent Problems 545
      Cisco Documentation 546
      Cisco Ptess 547
      CCO MarketPlace 547
      CCO Software Center 548
      Using CCO to Correct Problems 548
      Cisco's Bug Toolkit n 549
      CCO Troubleshooting Engine 549
      CCO Stack Decoder 550
      CCO Open Forum 550
      TAC 551
      CCO Training Infonnation 553
      Summary 553
Appendix C References and Recommended Reading 554
      Books and Periodicals 555
      Technical Publications and Standards 557
Appendix D Problem-Solving Checklist and Worksheet 562
      Troubleshooting Checklist 563
      Troubleshooting Worksheet 564
Index 570

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