CCNP TSHOOT 642-832 Official Certification Guide

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出版者:Cisco Press
作者:Kevin Wallace
出品人:
页数:552
译者:
出版时间:2010-2-11
价格:USD 59.99
装帧:Hardcover
isbn号码:9781587058448
丛书系列:
图书标签:
  • CCNP
  • TSHOOT
  • 642-832
  • Cisco
  • Troubleshooting
  • Network
  • Certification
  • Guide
  • Exam
  • Preparation
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CCNP TSHOOT 642-832 Official Certification Guide Kevin Wallace, CCIE(R) No. 7945 CCNP TSHOOT Exam Preparation * Master CCNP(R) TSHOOT 642-832 exam topics * Assess your knowledge with chapter-opening quizzes * Review key concepts with Exam Preparation Tasks * Practice with realistic exam questions on the CD-ROM The official study guide helps you master all the topics on the CCNP TSHOOT exam, including * Common network maintenance tasks and tools * Troubleshooting models * Cisco IOS(R) troubleshooting commands and features * Troubleshooting Cisco Catalyst(R) Switches and STP * Troubleshooting BGP, OSPF, and EIGRP routing protocols * Route redistribution, security, and router performance troubleshooting * IP services and IP communications troubleshooting * IPv6 troubleshooting * Large enterprise network troubleshooting CCNP TSHOOT 642-832 Official Certification Guide is a best-of-breed Cisco(R) exam study guide that focuses specifically on the objectives for the CCNP(R) TSHOOT exam. Senior instructor and best-selling author Kevin Wallace shares preparation hints and test-taking tips, helping you identify areas of weakness and improve both your conceptual knowledge and hands-on skills. Material is presented in a concise manner, focusing on increasing your understanding and retention of exam topics. CCNP TSHOOT 642-832 Official Certification Guide presents you with an organized test preparation routine through the use of proven series elements and techniques. "Do I Know This Already?" quizzes open each chapter and enable you to decide how much time you need to spend on each section. Exam topic lists make referencing easy. Chapter-ending Exam Preparation Tasks sections help drill you on key concepts you must know thoroughly. The companion CD-ROM contains a powerful testing engine that enables you to focus on individual topic areas or take complete, timed exams. The assessment engine also tracks your performance and provides feedback on a module-by-module basis, laying out a complete study plan for review. Well regarded for its level of detail, assessment features, and challenging review questions and exercises, this official study guide helps you master the concepts and techniques that will enable you to succeed on the exam the first time. CCNP TSHOOT 642-832 Official Certification Guide is part of a recommended learning path from Cisco that includes simulation and hands-on training from authorized Cisco Learning Partners and self-study products from Cisco Press. To find out more about instructor-led training, e-learning, and hands-on instruction offered by authorized Cisco Learning Partners worldwide, please visit www.cisco.com/go/authorizedtraining. Kevin Wallace, CCIE(R) No. 7945, is a certified Cisco instructor who holds multiple Cisco certifications including CCSP(R), CCVP(R), CCNP(R), and CCDP(R), in addition to multiple security and voice specializations. With Cisco experience dating back to 1989 (beginning with a Cisco AGS+ running Cisco IOS 7.x), Kevin has been a network design specialist for the Walt Disney World Resort, a senior technical instructor for SkillSoft/Thomson NETg/KnowledgeNet, and a network manager for Eastern Kentucky University. This volume is part of the Official Certification Guide Series from Cisco Press. Books in this series provide officially developed exam preparation materials that offer assessment, review, and practice to help Cisco Career Certification candidates identify weaknesses, concentrate their study efforts, and enhance their confidence as exam day nears. Companion CD-ROM The CD-ROM contains 100 practice questions for the exam developed by Cisco Press and delivered by the Boson Exam Environment (BEE). Boson's ExSim-Max premium practice exams available at www.boson.com Category: Cisco Press--Cisco Certification Covers: CCNP TSHOOT exam 642-832

掌握网络故障排除的艺术:精通企业级复杂网络的运维之道 本书并非市面上常见的技术手册,而是一本深度剖析企业网络故障排除策略与实战技巧的指南。它旨在帮助网络专业人士,特别是那些肩负着维护、优化和解决复杂企业网络问题的工程师们,建立起一套系统性的思维模式和实用的操作方法。 在当今高度互联的商业环境中,稳定可靠的网络是企业运营的生命线。任何微小的网络故障都可能导致巨大的业务损失,影响用户体验,甚至威胁数据安全。然而,企业级网络环境的复杂性日益增加,集成了多种技术、协议和设备,一旦出现问题,诊断和解决的难度也随之倍增。许多工程师往往在问题发生时,凭经验或零散的知识进行尝试,效率低下且容易遗漏关键环节。 本书的核心价值在于,它不满足于简单罗列命令或配置步骤,而是致力于教会读者如何“思考”网络故障。我们将从故障排除的哲学出发,探讨一套严谨的、逻辑驱动的分析方法。这包括如何清晰地定义问题,如何有效地收集和分析故障信息,如何运用排除法快速缩小问题范围,以及如何在复杂环境中验证解决方案的有效性。 本书内容亮点: 系统性的故障排除流程: 我们将引导读者构建一套标准化的故障排除工作流程,从初步的信息收集、问题的界定,到逻辑分析、假设验证,再到解决方案的实施和预防措施的制定,每一个环节都至关重要。本书会提供大量实际案例,演示如何在不同场景下应用这套流程。 深度剖析常见网络问题: 我们将深入探讨企业网络中最为棘手和普遍的问题,涵盖但不限于: 路由问题: OSPF、EIGRP、BGP等路由协议的收敛性问题、路径选择异常、路由环路等。 交换问题: VLAN配置错误、STP(生成树协议)冲突、链路聚合(LAG)故障、端口安全问题、MAC地址学习异常等。 QoS(服务质量)问题: 策略配置不当导致的带宽争用、延迟增加、丢包率升高,影响关键应用的性能。 安全问题: ACL(访问控制列表)配置不当、VPN连接失败、防火墙策略冲突、入侵防御/检测系统告警等。 IP服务问题: DNS解析延迟或失败、DHCP地址分配冲突、NAT(网络地址转换)配置错误等。 无线网络问题: AP连接不稳定、漫游中断、SSID广播异常、无线安全配置漏洞等。 以及更高级的,多层网络设备的互联互通问题,以及不同技术栈之间的协同故障。 实用的诊断工具与技术: 本书将重点介绍和演示各种关键的网络诊断工具和技术,包括但不限于: 命令行工具: `ping`, `traceroute`, `show ip interface brief`, `show running-config`, `show logging`, `debug` 系列命令等,并深入讲解这些命令的输出信息如何解读。 网络监控工具: SNMP(简单网络管理协议)、NetFlow/sFlow、Syslog服务器等,以及如何利用它们进行趋势分析和异常检测。 包捕获与分析: Wireshark等工具的使用,以及如何通过分析网络报文来定位问题根源。 日志分析: 如何有效地解析和关联不同设备和服务的日志信息,从中挖掘出故障线索。 面向实际环境的解决方案: 我们提供的解决方案不仅是理论上的,更是经过实践检验的。书中会包含大量的场景模拟和逐步排查的演示,帮助读者理解如何在真实的企业网络环境中应用这些知识。 培养独立解决问题的能力: 最终目标是让读者摆脱对外部资源的依赖,能够独立、自信地面对和解决任何网络故障。本书强调的是思考过程和方法论,这使得读者在面对未知的、新的故障时,也能迅速找到切入点。 为何选择本书? 如果您是一位网络工程师,希望从“治标”走向“治本”,从被动响应故障转变为主动预防和高效解决,那么本书将是您不容错过的选择。它将帮助您: 提升故障排除效率: 减少排查时间,更快地恢复网络服务。 加深对网络原理的理解: 通过故障分析,更透彻地理解网络协议和技术的运作机制。 增强职业竞争力: 成为团队中解决复杂网络问题的专家。 构建坚实的知识体系: 掌握一套通用且强大的故障排除框架,适用于各种网络环境。 这本书不仅是您掌握企业网络运维技能的基石,更是您迈向更高级网络工程师行列的阶梯。它将赋予您洞察网络“病灶”的锐利目光,以及解决疑难杂症的信心与能力。

作者简介

目录信息

Foreword
Introduction
.
Chapter 1 Introduction to Network Maintenance
Chapter 2 Introduction to Troubleshooting Processes
Chapter 3 The Maintenance and Troubleshooting Toolbox
Chapter 4 Basic Cisco Catalyst Switch Troubleshooting
Chapter 5 Advanced Cisco Catalyst Switch Troubleshooting
Chapter 6 Introduction to Troubleshooting Routing Protocols
Chapter 7 OSPF and Route Redistribution Troubleshooting
Chapter 8 Troubleshooting BGP and Router Performance Issues
Chapter 9 Security Troubleshooting
Chapter 10 IP Services Troubleshooting
Chapter 11 IP Communications Troubleshooting
Chapter 12 IPv6 Troubleshooting
Chapter 13 Advanced Services Troubleshooting
Chapter 14 Large Enterprise Network Troubleshooting
Chapter 15 Final Preparation Tools
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