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Networking Essentials

Networking Essentials

          
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About the Book

Thoroughly updated to reflect CompTIA’s Network+ N10-005 exam, Networking Essentials, Third Edition, is a practical, up-to-date, and hands-on guide to the basics of networking. Written from the viewpoint of a working network administrator, it requires absolutely no experience with either network concepts or day-to-day network management.   Networking Essentials, Third Edition, includes expanded coverage of cabling, a new introduction to IPv6, and new chapters on basic switch configuration and troubleshooting. Its wireless and security chapters now focus strictly on introductory material, and you will also find up-to-date introductions to twisted-pair and fiber optic cabling, TCP/IP protocols, Internet and LAN interconnections, and basic network problem identification and resolution. Clear goals are outlined for each chapter, and every concept is introduced in easy to understand language that explains how and why networking technologies are used. Each chapter is packed with real-world examples and practical exercises that reinforce all concepts and guide you through using them to configure, analyze, and fix networks.   Key Pedagogical Features NET-CHALLENGE SIMULATION SOFTWARE provides hands-on experience with entering router and switch commands, setting up functions, and configuring interfaces and protocols WIRESHARK NETWORK PROTOCOL ANALYZER presents techniques and examples of data traffic analysis throughout PROVEN TOOLS FOR MORE EFFECTIVE LEARNING & NETWORK+ PREP, including chapter outlines, summaries, and Network+ objectives WORKING EXAMPLES IN EVERY CHAPTER to reinforce key concepts and promote mastery KEY TERM DEFINITIONS, LISTINGS & EXTENSIVE GLOSSARY to help you master the language of networking QUESTIONS, PROBLEMS, AND CRITICAL THINKING QUESTIONS to help you deepen your understanding   The accompanying CD-ROM includes Net-Challenge Simulation Software, including 6 labs, and the Wireshark Network Protocol Analyzer Software examples.      

Table of Contents:
Introduction xxii Chapter 1 Introduction to Computer Networks 2 1-1 INTRODUCTION 5 1-2 NETWORK TOPOLOGIES 7     Section 1-2 Review 11     Test Your Knowledge 12 1-3 THE OSI MODEL 12     Section 1-3 Review 14     Test Your Knowledge 15 1-4 THE ETHERNET LAN 15     IP Addressing 19     Section 1-4 Review 21     Test Your Knowledge 22 1-5 HOME NETWORKING 22     Securing the Home Network 34     IP Addressing in the Home Network 36     Section 1-5 Review 37     Test Your Knowledge 38 1-6 ASSEMBLING AN OFFICE LAN 38     Section 1-6 Review 43     Test Your Knowledge 44 1-7 TESTING AND TROUBLESHOOTING A LAN 44     Section 1-7 Review 46     Test Your Knowledge 47 Summary 48 Questions and Problems 48     Section 1-1 48     Section 1-2 49     Section 1-3 50     Section 1-4 51     Section 1-5 52     Section 1-6 54     Section 1-7 55     Certification Questions 55 Chapter 2 Physical Layer Cabling: Twisted Pair 58 2-1 INTRODUCTION 61 2-2 STRUCTURED CABLING 62     Horizontal Cabling 65     Section 2-2 Review 68     Test Your Knowledge 69 2-3 UNSHIELDED TWISTED-PAIR CABLE 69     Shielded Twisted-pair Cable 72     Section 2-3 Review 72     Test Your Knowledge 72 2-4 TERMINATING CAT6/5E/5 UTP CABLES 73     Computer Communication 74     Straight-through and Crossover Patch Cables 76     Section 2-4 Review 85     Test Your Knowledge 85 2-5 CABLE TESTING AND CERTIFICATION 86     Section 2-5 Review 90     Test Your Knowledge 90 2-6 10 Gigabit Ethernet over Copper 90     Overview 91     Alien Crosstalk 91     Signal Transmission 93     Section 2-6 Review 94     Test Your Knowledge 94 2-7 TROUBLESHOOTING CABLING SYSTEMS 94     Installation 94     Cable Stretching 95     Cable Failing to Meet Manufacturer     Specifications 95     CAT5e Cable Test Examples 96 Section 2-7 Review 103     Test Your Knowledge 104 Summary 105 Questions and Problems 105     Section 2-1 105     Section 2-3 106     Section 2-4 107     Section 2-5 109     Section 2-6 109     Certification Questions 112 Chapter 3 Physical Layer Cabling: Fiber Optics 114 3-1 INTRODUCTION 117 3-2 THE NATURE OF LIGHT 119     Graded-Index Fiber 123     Single-Mode Fibers 124     Section 3-2 Review 125     Test Your Knowledge 125 3-3 FIBER ATTENUATION AND DISPERSION 126     Attenuation 126     Dispersion 127     Dispersion Compensation 129     Section 3-3 Review 130     Test Your Knowledge 130 3-4 OPTICAL COMPONENTS 130     Intermediate Components 132     Detectors 132     Fiber Connectorization 134     Section 3-4 Review 135     Test Your Knowledge 135 3-5 OPTICAL NETWORKING 136     Defining Optical Networking 136     Building Distribution 138     Campus Distribution 141     Section 3-5 Review 144     Test Your Knowledge 145 3-6 SAFETY 145     Section 3-6 Review 146     Test Your Knowledge 146 Summary 147 Questions and Problems 147     Section 3-1 147     Section 3-2 147     Section 3-3 148     Section 3-4 148     Section 3-5 149     Section 3-6 149     Certification Questions 150 Chapter 4 Wireless Networking 152 4-1 INTRODUCTION 154 4-2 THE IEEE 802.11 WIRELESS LAN STANDARD 155     Section 4-2 Review 162     Test Your Knowledge 162 4-3 802.11 WIRELESS NETWORKING 163     Section 4-3 Review 171     Test Your Knowledge 172 4-4 Bluetooth, WiMAX, and RFID 172     Bluetooth 172     WiMAX 174     Radio Frequency Identification 175     Section 4-4 Review 179     Test Your Knowledge 179 4-5 SECURING WIRELESS LANS 179     Section 4-5 Review 182     Test Your Knowledge 182 4-6 CONFIGURING A POINT-TO-MULTIPOINT WIRELESS LAN: A CASE STUDY 183     1. Antenna Site Survey 183     2. Establishing a Point-to-Point Wireless Link to the Home Network 184     3—4. Configuring the Multipoint Distribution/Conducting an RF Site Survey 185     5. Configuring the Remote Installations 187     Section 4-6 Review 187     Test Your Knowledge 188 Summary 189 Questions and Problems 189     Section 4-2 189     Section 4-3 190     Section 4-4 191     Section 4-5 192     Section 4-6 193     Critical Thinking 193     Certification Questions 194 Chapter 5 Interconnecting the LANs 196 5-1 INTRODUCTION 198 5-2 THE NETWORK BRIDGE 199     Section 5-2 Review 203     Test Your Knowledge 204 5-3 THE NETWORK SWITCH 204     Hub—Switch Comparison 206     Managed Switches 209     Multilayer Switches 214     Section 5-3 Review 214     Test Your Knowledge 215 5-4 THE ROUTER 215     The Router Interface: Cisco 2800 Series 216     The Router Interface–Cisco 2600 Series 217     The Router Interface–Cisco 2500 Series 218     Section 5-4 Review 220     Test Your Knowledge 220 5-5 INTERCONNECTING LANS WITH THE ROUTER 221     Gateway Address 223     Network Segments 223     Section 5-5 Review 224     Test Your Knowledge 224 5-6 CONFIGURING THE NETWORK INTERFACE–AUTO-NEGOTIATION 225     Auto-Negotiation Steps 225     Full-Duplex/Half-Duplex 226     Section 5-6 Review 228     Test Your Knowledge 228 Summary 229 Questions and Problems 229     Section 5-2 229     Section 5-3 230     Section 5-4 232     Section 5-5 232     Section 5-6 233     Critical Thinking 233     Certification Questions 234 Chapter 6 TCP/IP 236 6-1 INTRODUCTION 238 6-2 THE TCP/IP LAYERS 239     The Application Layer 240     The Transport Layer 241     The Internet Layer 245     The Network Interface Layer 248     Section 6-2 Review 248     Test Your Knowledge 249 6-3 NUMBER CONVERSION 249     Binary-to-Decimal Conversion 249     Decimal-to-Binary Conversion 251     Hexadecimal Numbers 252     Section 6-3 Review 255     Test Your Knowledge 255 6-4 IPv4 ADDRESSING 255     Private IP Addresses n hj h 258     IP Address Assignment 258     Section 6-4 Review 259     Test Your Knowledge 259 6-5 SUBNET MASKS 259     Section 6-5 Review 266     Test Your Knowledge 266 6-6 CIDR BLOCKS 267     Section 6-6 Review 269     Test Your Knowledge 270 6-7 IPV6 ADDRESSING 270     Section 6-7 Review 273     Test Your Knowledge 273 Summary 274 Questions and Problems 274     Section 6-2 274     Section 6-3 276     Section 6-4 277     Section 6-5 278     Section 6-6 280     Section 6-7 282     Critical Thinking 282     Certification Questions 283 Chapter 7 Introduction to Router Configuration 286 7-1 INTRODUCTION 288 7-2 ROUTER FUNDAMENTALS 289     Layer 3 Networks 290     Section 7-2 Review 296     Test Your Knowledge 296 7-3 THE CONSOLE PORT CONNECTION 296     Configuring the HyperTerminal     Software (Windows) 298     Configuring the Z-Term Serial     Communications Software (Mac) 300     Section 7-3 Review 302     Test Your Knowledge 302 7-4 THE ROUTER’S USER EXEC MODE (ROUTER>) 303     The User EXEC Mode 303     Router Configuration Challenge: The User     EXEC Mode 305     Section 7-4 Review 308     Test Your Knowledge 308 7-5 THE ROUTER’S PRIVILEGED EXEC MODE (ROUTER#) 308     Hostname 309     Enable Secret 310     Setting the Line Console Passwords 310     Fast Ethernet Interface Configuration 311     Serial Interface Configuration 312     Router Configuration Challenge: The     Privileged EXEC Mode 314     Section 7-5 Review 316     Test Your Knowledge 316 Summary 317 Questions and Problems 317     Section 7-1 317     Section 7-2 317     Section 7-3 320     Section 7-4 320     Section 7-5 321     Critical Thinking 322     Certification Questions 323 Chapter 8 Introduction to Switch Configuration 326 8-1 INTRODUCTION 328 8-2 Introduction to VLANs 329     Virtual LAN 329     Section 8-2 Review 330     Test Your Knowledge 330 8-3 Introduction to Switch Configuration 330     Hostname 331     Enable Secret 332     Setting the Line Console Passwords 332     Static VLAN Configuration 333     Networking Challenge–Switch Configuration 337     Section 8-3 Review 337     Test Your Knowledge 338 8-4 Spanning-Tree Protocol 338     Section 8-4 Review 339     Test Your Knowledge 340 8-5 Network Management 340     Configuring SNMP 341     Section 8-5 Review 344     Test Your Knowledge 344 8-6 Power over Ethernet 344     Section 8-6 Review 346     Test Your Knowledge 347 Summary 348 Questions and Problems 348     Section 8-2 348     Section 8-3 349     Section 8-4 350     Section 8-5 350     Section 8-6 352     Critical Thinking 353     Certification Questions 353 Chapter 9 Routing Protocols 356 9-1 INTRODUCTION 358 9-2 STATIC ROUTING 359     Gateway of Last Resort 366     Configuring Static Routes 366     Networking Challenge: Chapter 9–     Static Routes 368     Section 9-2 Review 369     Test Your Knowledge 369 9-3 DYNAMIC ROUTING PROTOCOLS 370     Section 9-3 Review 371     Test Your Knowledge 371 9-4 DISTANCE VECTOR PROTOCOLS 372     Section 9-4 Review 374     Test Your Knowledge 374 9-5 LINK STATE PROTOCOLS 375     Section 9-5 Review 378     Test Your Knowledge 378 9-6 HYBRID PROTOCOLS 378     Section 9-6 Review 379     Test Your Knowledge 379 9-7 CONFIGURING RIP and RIPv2 379     Configuring Routes with RIP 381     Configuring Routes with RIP Version 2 385     Networking Challenge–RIP V2 387     Section 9-7 Review 388     Test Your Knowledge 388 Summary 389 Questions and Problems 389     Section 9-2 389     Section 9-3 391     Section 9-4 392     Section 9-5 392     Section 9-6 393     Section 9-7 394     Critical Thinking 395     Certification Questions 395 Chapter 10 Internet Technologies: Out to the Internet 398 10-1 INTRODUCTION 401 10-2 THE LINE CONNECTION 402     Data Channels 403     Point of Presence 404     Section 10-2 Review 406     Test Your Knowledge 407 10-3 REMOTE ACCESS 407     Analog Modem Technologies 407     Cable Modems 408     xDSL Modems 408     The Remote Access Server 410     Section 10-3 Review 411     Test Your Knowledge 411 10-4 Metro Ethernet/Carrier Ethernet 412     Ethernet Service Types 413     Service Attributes 414     Section 10-4 Review 415     Test Your Knowledge 416 10-5 NETWORK SERVICES–DHCP AND DNS 416     The DHCP Data Packets 418     DHCP Deployment 419     Network Services: DNS 420     Internet Domain Name 421     Section 10-5 Review 423     Test Your Knowledge 423 10-6 INTERNET ROUTING–BGP 424     Section 10-6 Review 426     Test Your Knowledge 427 10-7 ANALYZING INTERNET DATA TRAFFIC 427     Utilization/Errors Strip Chart 428     Network Layer Matrix 429     Network Layer Host Table 430     Frame Size Distribution 430     Section 10-7 Review 431     Test Your Knowledge 432 Summary 433 Questions and Problems 433     Section 10-2 433     Section 10-3 434     Section 10-4 434     Section 10-5 435     Section 10-6 435     Certification Questions 436 Chapter 11 Troubleshooting 438 11-1 INTRODUCTION 440 11-2 ANALYZING COMPUTER NETWORKS 441     Using Wireshark to Inspect Data Packets 442     Using Wireshark to Capture Packets 444     Section 11-2 Review 446     Test Your Knowledge 446 11-3 ANALYZING COMPUTER NETWORKS–FTP DATA PACKETS 446     Section 11-3 Review 447     Test Your Knowledge 448 11-4 ANALYZING CAMPUS NETWORK DATA TRAFFIC 448     Section 11-4 Review 450     Test Your Knowledge 450 11-5 TROUBLESHOOTING THE ROUTER INTERFACE 451     Section 11-5 Review 454     Test Your Knowledge 454 11-6 TROUBLESHOOTING THE SWITCH INTERFACE 454     Section 11-6 Review 457     Test Your Knowledge 457 11-7 TROUBLESHOOTING FIBER OPTICS–The OTDR 457     Section 11-7 Review 459     Test Your Knowledge 459 Summary 460 Questions and Problems 460     Section 11-2 460     Section 11-3 461     Section 11-4 462     Section 11-5 462     Section 11-6 462     Section 11-7 463     Certification Questions 463 Chapter 12 Network Security 466 12-1 INTRODUCTION 468 12-2 INTRUSION (HOW AN ATTACKER GAINS CONTROL OF A NETWORK) 469     Social Engineering 469     Password Cracking 470     Packet Sniffing 470     Vulnerable Software 471     Viruses and Worms 473     Section 12-2 Review 474     Test Your Knowledge 474 12-3 DENIAL OF SERVICE 475     Distributed Denial-of-service Attacks 476     Section 12-3 Review 477     Test Your Knowledge 477 12-4 SECURITY SOFTWARE AND HARDWARE 477     Antivirus Software 477     Personal Firewall 478     Firewall 484     Other Security Appliances 485     Section 12-4 Review 486     Test Your Knowledge 486 12-5 INTRODUCTION TO VIRTUAL PRIVATE NETWORK 486     VPN Tunneling Protocols 487     Configuring a Remote Access VPN Server 489     Configuring a Remote Client’s VPN     Connection 489     Cisco VPN Client 491     Section 12-5 Review 495     Test Your Knowledge 495 Summary 497 Questions and Problems 497     Section 12-2 497     Section 12-3 498     Section 12-4 498     Section 12-5 499     Critical Thinking 500     Certification Questions 500 Glossary of Key Terms 503 TOC, 1/31/2012, 9780789749031  


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Product Details
  • ISBN-13: 9780133381696
  • Publisher: Pearson Education (US)
  • Publisher Imprint: Pearson
  • Language: English
  • Weight: 1 gr
  • ISBN-10: 0133381692
  • Publisher Date: 14 Dec 2018
  • Binding: Digital download
  • No of Pages: 600


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