Title:
Managing and troubleshooting networks
Personal Author:
Publication Information:
Boston : McGraw-Hill, 2004
Physical Description:
1v + CD-ROM
ISBN:
9780072255607
General Note:
Also available in compact disc version : CP 5777
Available:*
Library | Item Barcode | Call Number | Material Type | Item Category 1 | Status |
|---|---|---|---|---|---|
Searching... | 30000010138356 | HD30.2 M49 2004 | Open Access Book | Book | Searching... |
Searching... | 30000010050970 | HD30.2 M49 2004 | Unknown | 1:CHECKING | Searching... |
On Order
Summary
Summary
Mike Meyers' Network+ Guide to Managing and Troubleshooting Networks is part of the Meyers' Guide Series.
Table of Contents
| Acknowledgments | p. iii |
| Preface | p. xiii |
| Chapter 1 Introduction | p. 1 |
| Who Needs Net+? I Just Want to Learn About Networks! | p. 1 |
| What Is Network+ Certification? | p. 1 |
| What Is CompTIA? | p. 2 |
| The Current Network+ Certification Exam Release | p. 2 |
| How Do I Become Network+ Certified? | p. 3 |
| What Are the Tests Like? | p. 3 |
| How Do I Take the Tests? | p. 4 |
| How Much Does the Test Cost? | p. 4 |
| How to Pass the Network+ Exam | p. 4 |
| Obligate Yourself | p. 5 |
| Set Aside the Right Amount of Study Time | p. 5 |
| Studying for the Test | p. 5 |
| Chapter 2 Defining Networking | p. 8 |
| The Birth of Networking | p. 10 |
| Pre-Networking Issues | p. 12 |
| ARPANET | p. 14 |
| The Goal of Networking | p. 15 |
| What to Share? | p. 15 |
| How Do We Share? | p. 16 |
| Servers and Clients | p. 16 |
| Making Shared Resources Usable | p. 19 |
| Sharing a Resource | p. 19 |
| Accessing a Shared Resource | p. 20 |
| The Goal of Networking Redux | p. 21 |
| Chapter 2 Review | p. 22 |
| Chapter 3 Building a Network with OSI | p. 26 |
| Welcome to MHTechEd! | p. 27 |
| Let's Get Physical | p. 28 |
| The NIC | p. 30 |
| The Two Aspects of Hardware | p. 34 |
| Beyond the Single Wire--Network Software | p. 36 |
| There's Frames in Them Thar Frames! | p. 38 |
| Assembly and Disassembly | p. 40 |
| Talking on a Network | p. 40 |
| Standardized Formats | p. 41 |
| Network Applications | p. 42 |
| How Dana Gets Her Document | p. 43 |
| The OSI Seven-Layer Model | p. 47 |
| Biography of a Model | p. 47 |
| The Seven Layers | p. 47 |
| Chapter 3 Review | p. 51 |
| Chapter 4 Hardware Concepts | p. 56 |
| Topology | p. 57 |
| Hybrid Topologies | p. 58 |
| Cabling | p. 60 |
| Coax | p. 60 |
| Twisted Pair | p. 62 |
| Fiber-Optic | p. 64 |
| Networking Industry Standards--IEEE | p. 65 |
| Chapter 4 Review | p. 67 |
| Chapter 5 Ethernet Basics | p. 72 |
| Information in a Teeming Sea of Proto-Geeks | p. 73 |
| How Ethernet Works | p. 73 |
| Physical Bus | p. 74 |
| Organizing the Data: Ethernet Frames | p. 74 |
| CSMA/CD | p. 76 |
| Termination | p. 79 |
| Cable Breaks | p. 80 |
| Ethernet Cabling Systems | p. 81 |
| 10Base5 | p. 81 |
| 10Base2 | p. 84 |
| Extending the Network: Repeaters and Bridges | p. 87 |
| Repeaters | p. 87 |
| Bridges | p. 90 |
| Chapter 5 Review | p. 94 |
| Chapter 6 Modern Ethernet | p. 98 |
| 10BaseT | p. 99 |
| 10BaseT Topology | p. 100 |
| UTP | p. 102 |
| 10BaseT Limits and Specifications | p. 104 |
| 10BaseFL | p. 104 |
| Connecting Ethernet Segments | p. 105 |
| How Big Can an Ethernet Network Be? The 5-4-3 Rule | p. 107 |
| A Useful Approximation | p. 107 |
| High-Speed Ethernet | p. 109 |
| 100Base Ethernet | p. 109 |
| Gigabit Ethernet | p. 111 |
| Switched Ethernet | p. 111 |
| Full-Duplex Ethernet | p. 113 |
| Chapter 6 Review | p. 115 |
| Chapter 7 Non-Ethernet Networks | p. 120 |
| Token Ring | p. 121 |
| Logical Ring Topology | p. 121 |
| Physical Star | p. 123 |
| Token Ring vs. Ethernet | p. 126 |
| Gone But Not Forgotten--ARCnet and LocalTalk | p. 127 |
| ARCnet | p. 127 |
| LocalTalk | p. 128 |
| LAN to WAN--FDDI and ATM | p. 128 |
| FDDI | p. 128 |
| ATM | p. 129 |
| Don't Be an Ethernet Snob! | p. 129 |
| Chapter 7 Review | p. 130 |
| Chapter 8 Installing a Physical Network | p. 134 |
| Structured Cabling | p. 135 |
| Cable Basics--A Star Is Born | p. 136 |
| The Basic Star | p. 137 |
| Structured Cable Network Components | p. 137 |
| Planning the Installation | p. 144 |
| Installing the Cable | p. 148 |
| Making Connections | p. 150 |
| Labeling the Cable | p. 151 |
| Testing the Cable Runs | p. 152 |
| Getting Physical | p. 154 |
| Beyond the Basic Star | p. 154 |
| Switched Networks | p. 155 |
| Multispeed Networks | p. 156 |
| Multiple Floors, Multiple Buildings | p. 157 |
| Backbones and Building Entrances | p. 158 |
| Complexity Is Cool! | p. 158 |
| NICs | p. 159 |
| Ethernet NICs | p. 159 |
| Token Ring NICs | p. 160 |
| Installing NICs | p. 162 |
| Lights | p. 164 |
| Direct Cable Connections | p. 165 |
| Diagnostics and Repair of Physical Cabling | p. 165 |
| Diagnosing Physical Problems | p. 165 |
| Check Your Lights | p. 166 |
| Check the NIC | p. 167 |
| Cable Testing | p. 167 |
| Toners | p. 167 |
| Chapter 8 Review | p. 169 |
| Chapter 9 Wireless Networking | p. 174 |
| Wireless Networking Basics | p. 175 |
| Wireless Networking Hardware | p. 176 |
| Wireless Networking Software | p. 177 |
| Wireless Network Modes | p. 178 |
| Wireless Networking Security | p. 179 |
| Wireless Networking Speed | p. 182 |
| Wireless Networking Range | p. 182 |
| Wireless Network Broadcasting Frequencies | p. 183 |
| Wireless Networking Media Access Methods | p. 183 |
| Wireless Networking Standards | p. 184 |
| IEEE 802.11-Based Wireless Networking | p. 184 |
| Bluetooth | p. 187 |
| Configuring Wireless Networking | p. 191 |
| Wi-Fi and HomeRF | p. 191 |
| Bluetooth | p. 194 |
| Troubleshooting Wireless Networks | p. 195 |
| Troubleshooting Wi-Fi and HomeRF Wireless Networks | p. 196 |
| Troubleshooting Bluetooth | p. 198 |
| Chapter 9 Review | p. 201 |
| Chapter 10 Protocols | p. 206 |
| Network Protocols | p. 207 |
| Protocol Stacks | p. 207 |
| Protocols by Layer | p. 207 |
| Implementing Protocols | p. 214 |
| Multiple Protocols | p. 215 |
| Binding | p. 216 |
| Installation | p. 216 |
| Protocol Concepts | p. 218 |
| NetBIOS/NetBEUI | p. 218 |
| In the Early Days | p. 218 |
| NetBIOS at Session | p. 219 |
| NetBEUI at Transport | p. 222 |
| NetBIOS/NetBEUI Naming Weaknesses | p. 222 |
| Installing NetBIOS/NetBEUI | p. 223 |
| NetBIOS/NetBEUI--Fading Away | p. 225 |
| IPX/SPX | p. 225 |
| NCP/SAP at Session | p. 226 |
| IPX/SPX at Transport and Network | p. 226 |
| Installing IPX/SPX | p. 227 |
| Splitting Protocols I: NetBIOS over IPX/SPX | p. 228 |
| TCP/IP | p. 229 |
| Applications | p. 230 |
| TCP at Session | p. 230 |
| TCP as Transport | p. 231 |
| IP at Network | p. 231 |
| Installing TCP/IP | p. 231 |
| Splitting Protocols II: NetBIOS over TCP/IP | p. 232 |
| Also-Ran Protocols | p. 232 |
| AppleTalk | p. 233 |
| DLC | p. 233 |
| Chapter 10 Review | p. 234 |
| Chapter 11 TCP/IP | p. 238 |
| IP Address Basics | p. 239 |
| IP Address Format | p. 239 |
| Converting IP Addresses | p. 240 |
| Local vs. Remote | p. 243 |
| ARP | p. 245 |
| Gateways | p. 246 |
| Subnet Masks and Subnetting | p. 248 |
| Network IDs | p. 248 |
| Subnet Mask | p. 249 |
| Class Licenses | p. 251 |
| Classless Subnetting | p. 253 |
| Special IP Addresses | p. 257 |
| Other Critical TCP/IP Settings | p. 258 |
| DNS | p. 258 |
| DHCP | p. 261 |
| WINS | p. 261 |
| TCP/UDP/ICMP Ports | p. 263 |
| TCP | p. 263 |
| UDP | p. 263 |
| ICMP | p. 264 |
| IPv6 | p. 266 |
| Chapter 11 Review | p. 267 |
| Chapter 12 Network Operating Systems | p. 272 |
| Categorizing Operating Systems | p. 273 |
| Client/Server vs. Peer-to-Peer | p. 275 |
| Security | p. 278 |
| Security Models | p. 279 |
| The Major Network Operating Systems | p. 284 |
| Microsoft Windows | p. 284 |
| Windows 9x | p. 285 |
| Windows NT | p. 288 |
| Windows 2000 | p. 292 |
| Windows XP | p. 298 |
| Windows Server 2003 | p. 299 |
| User Profiles | p. 299 |
| Novell NetWare | p. 300 |
| UNIX and Linux | p. 301 |
| Mac OS | p. 303 |
| Creating Servers and Clients | p. 304 |
| Network Interface | p. 304 |
| Protocol | p. 305 |
| Naming | p. 305 |
| Server or Client | p. 306 |
| Super User Accounts | p. 306 |
| Groups | p. 306 |
| Passwords | p. 306 |
| Chapter 12 Review | p. 309 |
| Chapter 13 Sharing Resources | p. 314 |
| Resource Naming | p. 315 |
| UNC | p. 316 |
| URL | p. 318 |
| Permissions | p. 318 |
| Dueling Security Models | p. 319 |
| Windows 9x Permissions | p. 320 |
| Windows NT Permissions | p. 320 |
| Windows 2000/2003 Permissions | p. 323 |
| Windows XP Permissions | p. 324 |
| NetWare 3.x Rights | p. 325 |
| NetWare 4.x/5.x/6.x | p. 325 |
| UNIX/Linux | p. 326 |
| Sharing Is Sharing | p. 326 |
| Sharing Resources | p. 327 |
| Sharing Folders | p. 327 |
| Sharing Printers | p. 336 |
| Accessing Shared Resources | p. 338 |
| Accessing Files in Windows | p. 338 |
| Accessing Shared Printers in Windows | p. 339 |
| Troubleshooting Shared Resources | p. 339 |
| Access Errors | p. 341 |
| Chapter 13 Review | p. 342 |
| Chapter 14 Going Large with TCP/IP | p. 346 |
| DNS | p. 347 |
| DNS in Detail | p. 347 |
| The DNS Cache | p. 355 |
| DNS Servers | p. 355 |
| Troubleshooting DNS | p. 357 |
| DHCP | p. 359 |
| DHCP in Detail | p. 360 |
| DHCP Servers | p. 360 |
| Troubleshooting DHCP | p. 362 |
| Release or Renew? | p. 362 |
| WINS | p. 363 |
| WINS in Detail | p. 363 |
| Configuring WINS Clients | p. 366 |
| Troubleshooting WINS | p. 366 |
| Diagnosing TCP/IP Networks | p. 366 |
| Chapter 14 Review | p. 369 |
| Chapter 15 TCP/IP and the Internet | p. 374 |
| Real-World Routers | p. 375 |
| Static Routes | p. 376 |
| SNMP | p. 380 |
| Dynamic Routing | p. 381 |
| Connecting to the Internet | p. 382 |
| NAT | p. 383 |
| Proxy Server | p. 384 |
| So What's the Big Difference Between NAT and a Proxy, Anyway? | p. 385 |
| TCP/IP Applications | p. 385 |
| The Web | p. 385 |
| p. 391 | |
| FTP | p. 394 |
| Telnet | p. 397 |
| Chapter 15 Review | p. 399 |
| Chapter 16 Remote Connectivity | p. 404 |
| SOHO LAN Connections | p. 405 |
| Telephone Options | p. 405 |
| Public Switched Telephone Network | p. 405 |
| ISDN | p. 409 |
| DSL | p. 411 |
| Cable Modems | p. 414 |
| Satellite | p. 414 |
| Which Connection? | p. 415 |
| WAN Connections | p. 415 |
| Copper Carriers: T1 and T3 | p. 416 |
| Fiber Carriers: SONET/SDH and OC | p. 419 |
| Packet Switching | p. 420 |
| Using Remote Access | p. 421 |
| Dial-Up to the Internet | p. 422 |
| Private Dial-Up | p. 429 |
| VPNs | p. 431 |
| Dedicated Connection | p. 432 |
| Internet Connection Sharing | p. 434 |
| Troubleshooting Remote Access | p. 436 |
| Is the Physical Remote Connection Running? | p. 436 |
| Is Your Hardware Running? | p. 437 |
| Are You Configured? | p. 437 |
| Is the Server Awake? | p. 437 |
| Chapter 16 Review | p. 439 |
| Chapter 17 Protecting Your Network | p. 444 |
| Defining Network Threats | p. 445 |
| Internal Threats | p. 445 |
| External Threats | p. 446 |
| Protecting from Internal Threats | p. 450 |
| Passwords | p. 450 |
| User Account Control | p. 451 |
| Careful Use of Permissions | p. 455 |
| Policies | p. 455 |
| Protecting a Network from External Threats | p. 458 |
| Physical Protection | p. 459 |
| Firewalls | p. 459 |
| Encryption | p. 463 |
| Public Keys and Certificates | p. 466 |
| VLAN | p. 467 |
| Implementing External Network Security | p. 469 |
| Personal Connections | p. 469 |
| SOHO Connections | p. 471 |
| Large Network Connections | p. 471 |
| Chapter 17 Review | p. 473 |
| Chapter 18 Interconnecting Network Operating Systems | p. 478 |
| Connecting to Windows | p. 480 |
| Connecting Macintosh to Windows 9x Shared Resources | p. 481 |
| Connecting UNIX/Linux Systems to Windows 9x Systems | p. 481 |
| Connecting to Windows Workstations (NT 2000 XP) | p. 483 |
| Connecting to Windows Server Systems | p. 484 |
| Connecting to NetWare | p. 487 |
| Connecting Windows Systems to NetWare | p. 487 |
| Connecting Macintosh to NetWare | p. 489 |
| Native File Access | p. 490 |
| Connecting to Macintosh | p. 490 |
| Connecting Windows Systems to Macintosh Serving Systems | p. 491 |
| Connecting UNIX/Linux Systems to Macintosh Sharing Systems | p. 491 |
| Connecting to UNIX/Linux | p. 491 |
| Connecting Windows Systems to UNIX/Linux Sharing Systems | p. 492 |
| Connecting Macintosh Systems to UNIX/Linux Sharing Systems | p. 492 |
| When All Else Fails, Terminal Emulate! | p. 493 |
| Chapter 18 Review | p. 495 |
| Chapter 19 The Perfect Server | p. 500 |
| Protection of Data--Fault Tolerance | p. 502 |
| RAID | p. 504 |
| NAS | p. 511 |
| SAN | p. 512 |
| Tape Backup | p. 512 |
| Data Redundancy Is the Key | p. 513 |
| Speed | p. 514 |
| Fast NICs | p. 514 |
| Make the Drives Faster | p. 515 |
| It's Not Just Hardware | p. 515 |
| Reliability | p. 516 |
| Good Power | p. 516 |
| The Computer Virus | p. 517 |
| Environment | p. 520 |
| Putting Them All Together | p. 521 |
| Nothing's Perfect | p. 522 |
| Chapter 19 Review | p. 523 |
| Chapter 20 Zen and the Art of Network Support | p. 528 |
| Troubleshooting Tools | p. 529 |
| "Touchy" Tools | p. 529 |
| Hardware Tools | p. 530 |
| Software Tools | p. 531 |
| Your Toolbox | p. 532 |
| The Troubleshooting Process | p. 532 |
| Backups | p. 533 |
| Baselines | p. 536 |
| Troubleshooting Model | p. 540 |
| Troubleshooting as Art--Mike's Four-Layer Model | p. 543 |
| Using the Four-Layer Model | p. 545 |
| Troubleshooting Scenarios | p. 546 |
| "I Can't Log In!" | p. 546 |
| "I Can't Get to This Web Site!" | p. 547 |
| "Our Web Server Is Sluggish!" | p. 547 |
| "I Can't See Anything in Network Neighborhood!" | p. 548 |
| Troubleshooting Is Fun! | p. 548 |
| Chapter 20 Review | p. 549 |
| Glossary | p. 555 |
| Index | p. 599 |
