具體描述
作者簡介
目錄資訊
Foreword
About the Contributors
Acknowledgments
Preface
Introduction
Introduction to Internetworking
Certification Objective 1.01
The Internetworking Model
Network Evolution
The OSI Model
Encapsulation
Certification Objective 1.02
Physical and Data Link Layers
DIX and 802.3 Ethernet
802.5 Token Ring
ANSI FDDI
MAC Addresses
Interfaces
Wide Area Network Services
Certification Objective 1.03
Network Layer and Path Determination
Layer 3 Addresses
Routed Protocols vs. Routing Protocols
Routing Algorithms and Metrics
Certification Objective 1.04
Transport Layer
Reliability
Windowing
Certification Objective l .05
Upper-Layer Protocols
Certification Objective l.06
Cisco Routers, Switches, and Hubs
Cenificarion Objective l .07
Configuring a Cisco Switch and Hub
Cenification Summary
Two-Minute Drill
SelfTest
2 Getting Started with Cisco lOS Software
Certification Objective 2.01
User Interface
User and Privileged Modes
The Command-Line Interface
Certification Objective 2.02
Router Basics
Router Elements
Router Modes
Examine the Router Status
Cisco Discovery Protocol
Remote Access to a Router
Basic Testing
Debug
Routing Basics
Certification Objective 2.03
Initial Configuration
Virtual Configuration Register Settings
Startup Sequence-Boot System Commands
Configuring to/from a TFTP Server
Certification Objective 2.04
Autolnstalling Configuration Data
Certification Summary
Two-Minute Drill
SelfTest
IP Addressing
Cenification Objective 3.01
Classes of IP Addresses
Structure ofan IP Address
Special Cases: Loopback, Broadcast
and Network Addresses
Identifying Address Classes
Importance ofthe Subnet Mask
Converting between Binary and Decimal
Certification Objective 3.02
Subnetting and Subnet Masks
Purpose ofSubnetting
Adding Bits to the Default Subnet Mask
Cenification Objective 3.03
Subnet Planning
Choosing a Subnet Mask
Impact on the Number ofHosts
Determining Address Ranges for Each Subnet
Certification Objective 3.04
Complex Subnetting
Crossing Octet Boundaries with Subnet Bits
Variable-Length Subnet Masking
Supernetting
Certification Objective 3.05
Configuring IP Addresses with Cisco lOS
Setting IP Addresses and Parameters
Host Name to Address Mappings
Using Ping
Using IP TRACE and Telnet
Certification Summary
Two-Minute Drill
SelfTest
TCP/IP Protocol Suite
Certification Objective 4.01
Application Layer Services
Certification Objective 4.02
Presentation and Session Layer Services
Remote Procedure Calls
Sockets
Transport Layer Interface
NetBlOS
Certification Objective 4.03
Detailed Protocol Structure
Transport Layer
TCP
UDP
Ceitification Objective 4.04
Network Layer
Internet Protocol (IP)
Address Resolution Protocol (ARP)
Reverse Address Resolution Protocol (RARP)
Inverse Address Resolurion Protocol (InARP)
Internet Control Message Protocol (lCMP)
Certification Objective 4.05
Operating System Commands
UNIX
32-bit Windows
Certification Summary
Two-Minute Drill
SelfTest
5 IP Routing Protocols
Certification Objective 5.01
Why Routing Protocols?
Theory
Certification Objective 5.02
Static Routes and Dynamic Routes
Certification Objective 5.03
Default Routes
Certification Objective 5.04
Link State vs. Distance Vector
Distance Vector Routing Protocols
Link-State Routing Protocols
Interior vs. Exterior Gateway Protocols
Certification Objective 5.05
RlP
Certification Objective 5.06
IGRP
ElGRP
Certification Objective 5.07
OSPF
Certification Summary
Two-Minute Drill
SelfTest
6 IP Configuration
Certification Objective 6.01
iP Configuration Commands
Cerdfication Objective 6.02
Configuring Static Routes
Certification Objective 6.03
Configuring Default Routes
Certificadon Objective 6.04
Configuring RlP Routing
Certification Objective 6.05
Configuring IGRP Routing
Certification Objecrive 6.06
IP Host Tables
Cemfication Objective 6.07
DNS and DHCP Configuration
DNS Configuration
Forwarding DHCP Requests
Certification Objective 6.08
Secondary Addressing
Certification Summary
Two-Minute Drill
SelfTest
7 Configuring Novell IPX
Certification Objective 7.01
IPX Protocol Stack
Certification Objective 7.02
IPX Datagram
IPXAddressing
IPX Routing
Certification Objectivc 7.03
IPX Encapsulation Types
Ethernet-II
Ethernet_802.3
Ethernet_802.2
Ethernet.SNAP
Routing with Multiple Frame Types
Certification Objective 7.04
SAP and RIP
SAP
RIP
SAP and RIP Operation Example
Certification Objective 7.05
IPX Configuration
Preparation
Enabling IPX and Configuring the Interfaces
Routing Protocols
Ccrtification Summary
Two-Minute Drill
SelfTest
8 AppleTalk Configuration
Certification Objective 8.01
AppleTalk Protocol Stack
Physical and Data Link Layers
Network Layer
Upper-Layer Protocols
Certification Objective 8.02
AppleTalk Services
Cernfication Objective 8.03
AppleTalk Addressing
Address Structure
Address Assignment
Certification Objective 8.04
AppleTalk Zones
Certificarion Objective 8.05
AppleTalk Routing
Certification Objective 8.06
AppleTalk Discovery Mode
Certification Objective 8.07
AppleTalk Configuration
Required AppleTalk Commands
AppleTalk Filtering
Verifying and Monitoring
AppleTalk Configurations
Certification Summary
Two-Minute Drill
SelfTest
9 Basic Traffic Management with Access
Certification Objective 9.01
Standard IP Access Lists
Certfication Objective 9.02
Extended IP Access Lists
Certification Objective 9.03
Named Access Lists
Verifying IP Access Lists
Certification Objective 9.04
Standard IPX Access Lists
Certification Objective 9.05
IPX SAP Filters
Verifying IPX Access List Configurarion
Certification Objective 9.06
AppleTalk Access Lists
Certfication Summary
Two-Minute Drill
SelfTest
l 0 Wide Area Networking
Certification Objective lO.Ol
Configuring ISDN
Configuring ISDN BRl
Configuring ISDN PRl
Certification Objective 10.02
Configuring X.25
Cenification Objective l0.03
Configuring Frame Relay
Virtual Circuits
Error Correction
Logical Interfaces
Configuring Frame Relay on a Cisco Router
Certification Objective l0.04
Configuring ATM
Certification Objective l0.05
Configuring PPP and Multilink PPP
PPP Configurations
Configuring Multilink PPP
Certification Summary
Two-Minute Drill
SelfTest
l l Virtual Local Area Networking (VLAN)
Certification Objective ll.Ol
Switching and VLANs
Certification Objective l l .02
Spanning-Tree Protocol and VLANs
Certification Objective l l .03
Default VLAN Configuration
Certification Objective l l .04
Configuring a VLAN Across a Domain
Certification Objective l l .05
Grouping Switch Ports to VLANs
Configure ISL Trunking
IEEE802.lQTrunking
Troubleshooting VLANs
Certification Summary
Two-Minute Drill
SelfTest
A Self Test Answers
Chapter 1 Answers
Chapter 2 Answers
Chapter 3 Answers
Chapter 4 Answers
Chapter 5 Answers
Chapter 6 Answers
Chapter 7 Answers
Chapter 8 Answers
Chapter 9 Answers
Chapter lOAnswers
Chapter 11 Answers
B About the CD
CD-ROM Instructions
Electronic Book
Interactive Self-Study Module
C About the Web Site
Access Global Knowledge Network
WhatYou'llFindThere
Glossary
Index
· · · · · · (收起)
讀後感
用戶評價
坦白說，我購買這本書的部分原因也是衝著它附帶的學習資源去的，那套光盤的內容確實為我的學習過程增色不少。它提供的那些配套練習和模擬環境，是傳統紙質書無法替代的強大輔助。我發現那些模擬實驗環境的難度設置得非常巧妙，一開始是簡單的單設備配置，然後逐漸過渡到復雜的跨設備協議交互，完全模擬瞭真實網絡環境中的挑戰。這些實驗不僅僅是讓你輸入命令，更重要的是讓你在實驗中體會到配置之間的依賴性和連鎖反應，這對於理解網絡協議的動態變化至關重要。而且，我注意到光盤中的一些資源還提供瞭針對特定難點知識的補充視頻或文檔，這極大地彌補瞭純文字閱讀可能帶來的理解障礙。有時候，一個復雜的BGP路徑選擇過程，通過視頻講解比自己對著文字琢磨半天要直觀得多。這種多媒體的學習支持，讓整個備考過程不再是枯燥的“啃書”，而變成瞭一種高效、互動的探索過程。這套資源的應用，使我對知識的掌握深度和廣度都得到瞭顯著提升。
评分這本書的持久價值在於它對“為什麼”的強調，而不僅僅是“是什麼”。許多教材在介紹完某個技術後就戛然而止，但這本書會持續追問該技術在實際網絡拓撲中的作用和局限性。例如，在講解生成樹協議（STP）時，它沒有停留在端口狀態的切換描述上，而是深入分析瞭為什麼需要STP來解決環路問題，以及在不同拓撲結構下，PVST+和Rapid PVST+各自的優勢和適用場景。這種對技術背景和工程選擇的剖析，使得我對網絡設計有瞭更宏觀的認識。它教會瞭我如何權衡不同方案的優劣，而不是盲目地接受書本上的標準配置。閱讀過程中，我常常會停下來思考：“如果我的公司網絡是這樣的架構，我會選擇哪種方案？”這本書成功地搭建瞭理論知識與工程實踐之間的橋梁。對於一個誌在成為專業網絡工程師的人來說，這種思維訓練的價值遠超考試通過本身。這本書是一次知識的投資，它將長期指導我的技術實踐。
评分這本書的語言風格非常專業且嚴謹，但又巧妙地避免瞭過於晦澀難懂的學術腔調。它的英文錶達精準到位，對於提升我這部分非母語讀者的專業詞匯量有著不可替代的作用。每次遇到不熟悉的術語，我都會特意去查閱書中的定義，發現它的解釋既權威又貼閤實際網絡環境。這本書在細節處理上展現齣瞭作者對CCNA認證體係的深刻理解。比如，在涉及安全特性（如ACLs）的講解時，作者不僅講解瞭標準和擴展ACL的語法，還深入探討瞭防火牆的基本概念以及它們在現代網絡架構中的位置，這無疑是超越瞭基礎考試大綱，為我們未來嚮更高級彆認證邁進打下瞭堅實的理論基礎。我甚至發現書中提及的某些配置和排錯思路，比某些官方文檔還要清晰易懂。對我來說，這本書更像一位經驗豐富的老同事，耐心地為你拆解每一個知識點，確保你在吸收知識的同時，也培養瞭正確的技術視角。這種注重“培養工程師思維”而非僅僅“應試技巧”的設計理念，讓我對這本書的價值給予瞭極高的評價。
评分我得說，這本書的深度和廣度是超乎我預期的。我原本以為它會更側重於理論的陳述，但翻開第三部分關於Cisco IOS配置的部分時，我纔意識到這本教材的實操價值有多高。它不是那種紙上談兵的理論教科書，而是真正告訴你“怎麼做”的實戰手冊。每一個命令的講解都附帶瞭詳細的上下文解釋，告訴你這個命令的目的是什麼，在什麼場景下使用最閤適，甚至連一些容易齣錯的陷阱都做瞭標注。我特彆喜歡它對故障排查章節的處理方式，作者沒有提供一成不變的解決方案，而是構建瞭一個清晰的排錯框架，引導讀者像一個經驗豐富的工程師那樣去思考問題，去層層剝離，縮小範圍。這種思維訓練比單純記憶故障碼要有效得多。我曾拿著書本和模擬器一起操作，幾乎每一個配置示例都能完美復現，這極大地增強瞭我的實戰信心。對於即將麵臨考試或者打算立即投入工作環境的讀者來說，這本書的實戰導嚮性簡直是無價之寶。它真正做到瞭理論與實踐的完美融閤，讓你在掌握“是什麼”的同時，也精通“如何做”。
评分這本書的封麵設計非常大氣，厚重的質感讓人一上手就知道這不是一本泛泛而談的入門讀物。我尤其欣賞它在章節安排上的邏輯性，從最基礎的網絡概念講起，逐步深入到復雜的路由和交換原理，簡直就像是為我量身定製的學習路徑圖。對於像我這樣有一定自學基礎，但需要係統化梳理知識體係的人來說，這種循序漸進的編排太重要瞭。我記得一開始學習OSI七層模型時，很多書隻是簡單羅列定義，但這本教材竟然用瞭很多生動的比喻和實際案例來解釋每一層的功能和交互，讀起來毫不枯燥，反而有種豁然開朗的感覺。特彆是關於子網劃分的部分，復雜的計算公式在書中被拆解成瞭幾個簡單的步驟，配上瞭清晰的圖示，我第一次真正理解瞭VLSM的精髓所在。而且，從章節末尾的小測驗來看，作者對知識點的掌握度非常精準，每一個問題都直擊核心概念，真正考驗你是否理解而非死記硬背。這本書的排版也做得很好，關鍵術語都有加粗或斜體突齣顯示，即便是長時間閱讀也不會感到視覺疲勞。總而言之，這是一本能讓你踏實坐下來，一步步構建起紮實網絡基礎的絕佳工具書。
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