Authorized Self-Study Guide CCNA Preparation Library Seventh Edition Cisco authorized self-study books for CCNA 640-802 foundation learning Steve McQuerry, CCIE(R) No. 6108 CCNA Preparation Library, Seventh Edition, is a detailed tutorial for the latest CCNA(R) exams. Containing two early-stage exam preparation tutorials, Interconnecting Cisco Network Devices, Part 1 (ICND1), Second Edition, and Interconnecting Cisco Network Devices, Part 2 (ICND2), Third Edition, this value-priced bundle provides you with two best-selling Cisco(R) authorized, self-paced learning tools for CCNA foundation learning. These self-study books are comprehensive foundation-learning tools that provide general training on building and supporting Cisco networks as well as early-stage exam preparation. They present you with the knowledge needed to identify and recommend the best Cisco solutions for small to medium-size businesses. They teach you how to perform all the basic configuration procedures to build a multiswitch, multirouter, and multigroup internetwork that uses LAN and WAN interfaces for the most commonly used routing and routed protocols. In Interconnecting Cisco Network Devices, Part 1 (ICND1), you will study installation and configuration information that network administrators require to install and configure Cisco products. Specific topics include building a simple network, Ethernet LANs, wireless LANs (WLANs), LAN and WAN connections, and network environment management. In Interconnecting Cisco Network Devices, Part 2 (ICND2), you will study actual router and switch output to aid your understanding of how to configure these devices. Many notes, tips, and cautions are also spread throughout the book. Specific topics include constructing medium-size routed and switched networks, OSPF and EIGRP implementation, access control lists (ACL), address space management, and LAN extensions into a WAN. Full of detailed information and easy-to-grasp tutorials, this value-priced package forms a comprehensive library for CCNA self-study. Through the chapter-ending review questions, exercises, and case studies, you will gain a thorough understanding of the topics covered on the CCNA exams. Whether you are preparing to become CCNA certified or are just seeking an introduction to building and maintaining small and medium-size networks, you will benefit from the information presented in these books. CCNA Preparation Library, Seventh Edition, is part of a recommended study program 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, e-learning, and hands-on instruction offered by authorized Cisco Learning Partners worldwide, please visit www.cisco.com/go/authorizedtraining. These early-stage training guides help you master CCNA 640-802 concepts, including: * Basic network operation * LAN configuration * Wireless connectivity * Router configuration * Network Security * IP addressing * WAN interconnectivity * Network Address Translation * OSPF, EIGRP, and RIPv2 routing protocols * Access Control Lists * Port Address Translation * IPv6 * IPsec and SSL VPN * Frame Relay This volume is in the Certification Self-Study Series offered by Cisco Press(R). Books in this series provide officially developed training solutions to help networking professionals understand technology implementations and prepare for the Cisco Career Certifications examinations Category: Cisco Press--Cisco Certification Covers: CCNA Exam 640-802, ICND1 Exam 640-822, ICND2 Exam 640-816
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**第五段评价:** 我必须要赞扬这本书在细节处理上的极致追求,它真正体现了“魔鬼藏在细节里”。我特别关注那些常常被其他书籍一带而过的边缘情况和边界条件,而《深度解析网络协议与最佳实践》在这些方面做得堪称完美。例如,在ARP机制的讲解中,书中不仅描述了标准的请求和回复,还专门开辟了一小节来讨论Gratuitous ARP的应用场景,以及在网络迁移时如何利用它来加速主机IP地址的刷新。再比如,在TCP的三次握手和四次挥手中,书中对FIN包和RST包的区别,以及TIME_WAIT状态的持续时间,都给出了精确的解释和对性能影响的分析。这些“犄角旮旯”的知识点,恰恰是面试官最喜欢用来区分“合格者”和“专家”的地方。阅读这本书的过程,就像是在打磨一块璞玉,你不断地发现那些原本模糊不清的知识点,被作者用精密的工具打磨得清晰锐利,每一个细节都经得起推敲和验证。它带来的知识安全感,是其他泛泛而谈的资料无法比拟的。
评分**第三段评价:** 坦白讲,这本书的阅读体验非常“友好”,这对于一本技术深度如此之高的书籍来说,是难能可贵的。我过去常被那些翻译腔过重的技术术语搞得晕头转向,但《高效网络运维与安全策略》的文字风格非常贴近一线工程师的日常交流,简洁、直接、富有条理。它没有那种冷冰冰的学术腔调,而是像一位资深的同事在给你分享他的宝贵经验。比如在讲解BGP路径属性优化时,作者没有直接扔出复杂的路由策略,而是先用一个实际场景——如何优先选择到数据中心的最低延迟路径——来引出Attribute的概念,然后才细致剖析LOCAL_PREF、AS_PATH的权重差异。这种从“需求”反推“技术”的叙事方式,让复杂的路由决策过程变得直观可感。此外,书中对于安全模块的覆盖也极其到位,防火墙策略的编写、VPN隧道的建立与调试,都配有详尽的步骤和对常见安全漏洞的警示。这本书不是让你成为理论家,而是让你成为一个能立刻上手、安全可靠地管理网络的实干家。
评分**第四段评价:** 这本书最让我印象深刻的是它对“未来趋势”的把握,这使得它不仅仅是一本巩固现有知识的参考书,更是一份面向未来的投资。在讲解传统三层交换和核心路由器的配置时,作者并没有止步于传统的静态路由和RIP/EIGRP的复习,而是迅速地将笔锋转向了SDN和自动化脚本的应用。书中关于如何使用Python配合Netmiko或Paramiko来批量部署配置的章节,虽然篇幅相对精炼,但提供了极其宝贵的实战起点。它清晰地指出了在海量设备管理场景下,传统CLI的局限性,并展示了如何通过编程思维来提高运维效率。对于我们这些需要在传统网络和新兴技术之间寻求平衡的从业者来说,这种前瞻性的视角至关重要。它教会我们,技术栈必须持续迭代,而这本书,恰好提供了那个“升级包”。你学到的不仅仅是交换机和路由器的配置命令,更是如何用现代工具管理这些设备的思维方式。
评分**第二段评价:** 我得说,这本书的编排逻辑简直是艺术品级别的。市面上很多教材的结构都是按照技术点堆砌,读起来缺乏连贯性,前后的知识点像是孤岛一样。但《网络构建与故障排除进阶指南》这本书,它巧妙地将知识点融入了一个虚拟的、不断升级的网络架构中。开篇构建了一个小型分支机构的网络蓝图,然后所有的后续章节,无论是DHCP、NAT的配置,还是ACL的部署和策略控制,都是围绕着如何完善和优化这个核心架构展开的。这种“项目驱动”的学习方法,极大地提升了我的学习兴趣和持久力。我能清楚地看到每一个新学到的命令或协议,在整个网络拓扑中具体扮演了什么角色,解决了什么实际问题。更让我惊喜的是,它对于故障排查的重视程度。不同于其他只讲“怎么做”的书籍,这本书花了大量的篇幅讲解“如果错了怎么办”。它提供了一套系统性的排错思维框架,从物理层到应用层的七层模型逐层递进,并且针对性地给出了大量常见错误配置的“陷阱”和对应的排查命令组合。这感觉就像是请了一位经验丰富的老专家在你旁边,随时准备指导你如何诊断那些让人抓狂的网络中断。
评分**第一段评价:** 这本书简直是网络工程师的“武功秘籍”,我刚拿到手的时候还挺担心的,毕竟市面上的备考资料汗牛充栋,质量更是良莠不齐。但《网络基础实战精要》这本书,从一开始就展现出了它非同一般的深度和广度。它不仅仅是罗列了一堆晦涩难懂的理论概念,而是真正做到了把那些抽象的协议和配置步骤,通过大量的实际案例和清晰的拓扑图串联起来。比如讲解OSPF邻居关系建立的过程,作者没有停留在理论层面,而是用了一个多章节的篇幅,手把手地演示了不同区域间、不同认证方式下,路由器如何从“DOWN”状态一步步过渡到“FULL”,每一步的报文交互和状态变化都描绘得淋漓尽致。对于我这种动手能力强、偏爱实战的工程师来说,这种“知其然,更知其所以然”的讲解方式,无疑是最高效的学习路径。尤其是关于VLAN间路由和Stacking技术的那几章,简直是教科书级别的范本,清晰到我甚至可以直接套用书中的实验环境进行验证。它真的帮你把知识点从书本搬到了现实的CLI操作台上,让你感觉自己不再是死记硬背,而是在真正解决网络问题。
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