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內(nèi)容簡介

　　這本針對修訂后的CCNP考試：642-831的學(xué)習(xí)指南為讀者提供了：對關(guān)鍵考試內(nèi)容的深入講解；有關(guān)對Cisco網(wǎng)絡(luò)進(jìn)行故障診斷和優(yōu)化的實(shí)用信息；成百道富有挑戰(zhàn)性的復(fù)習(xí)題；選配光碟中有最新的考試復(fù)習(xí)軟件，包括測試引敬、示例仿真題和電子閃存卡。ArthurPfund，CCIE#7249，現(xiàn)任一500強(qiáng)企業(yè)的首席工程師。在聯(lián)網(wǎng)方面有8年多的經(jīng)驗(yàn)，負(fù)責(zé)多數(shù)據(jù)中心環(huán)境下網(wǎng)絡(luò)部分的戰(zhàn)略和戰(zhàn)術(shù)革新。作為路由和交換領(lǐng)域真正的無冕之王，Cisco公司設(shè)立了一系列認(rèn)證考試，以保證使用、管理或提供Cisco產(chǎn)品服務(wù)的技術(shù)人員能夠具備相應(yīng)的技術(shù)水平，而其考試目標(biāo)和內(nèi)容隨其產(chǎn)品不斷地發(fā)生變化。為覆蓋其最新的考試目標(biāo)，我們采用“原版引進(jìn)，重新排版印刷”的方式以最快的速度出版Cisco認(rèn)證考試系列相應(yīng)科目的輔導(dǎo)叢書來滿足讀者的需求。本書作為系列中的一本，針對CCNP：642-831考試而推出。書中的內(nèi)容從故障診斷方法論開始，首先介紹了配置表和拓?fù)鋱D，OSI參考模型及面向連接和無連接的協(xié)議，接著介紹了Cisco內(nèi)置診斷工具的使用，串行連接和幀中繼連接，之后是ISDN和相關(guān)協(xié)議及Catalyst系列交換機(jī)，最后以一個(gè)綜合全書知識的現(xiàn)實(shí)世界的例子作為結(jié)尾。全書每一章后均有大量復(fù)習(xí)題和答案，其篇幅得當(dāng)內(nèi)容新穎實(shí)用，不僅適用于網(wǎng)絡(luò)管理人員、網(wǎng)絡(luò)設(shè)計(jì)和開發(fā)人員，更是CCNP應(yīng)試人員的必備材料。

作者簡介

　　ArthurPfund，CCIE#7249，現(xiàn)任一500強(qiáng)企業(yè)的首席工程師。在聯(lián)網(wǎng)方面有8年多的經(jīng)驗(yàn)，負(fù)責(zé)多數(shù)據(jù)中心環(huán)境下網(wǎng)絡(luò)部分的戰(zhàn)略和戰(zhàn)術(shù)革新。

圖書目錄

Table of Contents
    Introduction
    Accessment Test
Chapter 1  Troubleshoting Methodology
    The complexity of Internetworks
    The Problem-Solving Model
    Summary
    Exam Essentials
    Key Terms
    Review Questions
    Answers to Review Questions
Chapter 2  network Documentation
    The Network Baseline
    network Configuratin Table
    network Topology Diagrams
    Summary
    Exam Essentials
    commands Used in This Chapter
    Key Terms
    Review Questions
    Answers to Review Questions
Chapter 3  End-system Documentation and Troubleshooting
    End-System Network Configuration Table
    End-System Network Tplology Diagram
    Troubleshooting End-system Problems
    Summary
    Exam Essentials
    commands Used in This Chapter
    Key Terms
    Review Questions
    Answers to Review Questions
Chapter 4  Protocol Attributes
    The OSI Reference Model
    Global Protocol Classifications
    Layer 2: Data-Link Layer Protocols and Applicatoins
    Token Frame Format
    Point-to-Point Protocol(PPP)
    Synchronous Data Link Control(SDLC)
    Frame Relay
    Integrated Services Digital Network(ISDN)
    Layer 3 and 4: IP Routed Protocols
    Summary
    Exam Essentials
    Key Terms
    Review Questions
    Answers to Review Questions
Chapter 5  Cisco Diagnostic Commands and TCP/IP Connectivity Troubleshooting
    Troubleshooting Commands
    LAN Connectivity Problems
    IP Access Lists
    Summary
    Exam Essentials
    commands Used in This Chapter
    Key Terms
    Review Questions
    Answers to Review Questions
Chapter 6  TCP/IP Routing Protocol Troubleshooting
    Default Gateways
    Static and Dynamic Routing
    Troubleshooting RIP
    Troubleshooting IGRP
    Troubleshooting EIGRP
    Troubleshooting OSPF
    Troubleshooting  BGP
    Redistribution of Routing Protocols
    TCP/IP Symptoms and Problems: Summary Sheet
    TCP/IP Symptoms and Action Plans: Summary Sheet
    Summary
    Exam Essentials
    commands Used in This Chapter
    Key Terms
    Review Questions
    Answers to Review Questions
Chapter 7  Troubleshooting Serial Line and Frame Relay Connectivity
    Troubleshooting Serial Lines
    Troubleshooting Frame Relay
    Summary
    Exam Essentials
    commands Used in This Chapter
    Key Terms
    Review Questions
    Answers to Review Questions
Chapter 8  Troubleshootin ISDN
    ISDN Fundamentals
    Common ISDN Problems
    Misconfigured Phone Switches
    ISDN Trobleshooting commands
    Debugging ISDN
        Summary
    Exam Essentials
    commands Used in This Chapter
    Key Terms
    Review Questions
    Answers to Review Questions
Chapter 9  Troubleshooting Switched Ethernet
    Switches, Bridges, and Hubs
    Catalyst Troubleshooting Tools
    Controlling REcurring Paths with Spanning Tree
    Virtual LANs
    Cabling Issues
    Troubleshooting Switched Connections
    Hybrid/Native Command Conversion
        Summary
    Exam Essentials
    commands Used in This Chapter
    Key Terms
    Review Questions
    Answers to Review Questions
Chapter 10  Applying Cisco's Diagnostic Tools
    Identifying and Resolving Generic Router Problems
    Trobleshooting Ethernet Problems
    Troubleshooting Token Ring Problems
    Opening a Case with teh Technical Assistance Center
    Summary
    Exam Essentials
    commands Used in This Chapter
    Review Questions
    Answers to Review Questions
Glossary