MCSE. Networking essentials study guide

James Chellis, MCP, is President of EdgeTek Technical Education, a national network training company and Microsoft Solution Provider specializing in Windows NT. Charles Perkins is an MCSE with years of experience managing local and wide area networks. Co-author of four Network Press MCSE Study Guides, he is now a consultant specializing in Windows NT. Matthew Strebe, MCSE, is co-author of four Network Press MCSE Study Guides and owner of Netropolis, a network integration firm specializing in high-speed networking and Windows NT.

Introduction	p. xxii
Chapter 1 An Introduction to Networks	p. 1
What Is Networking?	p. 2
Networking Is All about Information	p. 2
The Personal Computer as an Information Tool	p. 4
Exchanging Information	p. 5
The Network	p. 6
Sharing Information	p. 7
Sharing Hardware Resources	p. 8
Sharing Software Resources	p. 11
Preserving Information	p. 11
Protecting Information	p. 12
E-Mail	p. 12
Clients, Servers, and Peers	p. 14
Server-Based Networks and Domains	p. 15
Peer Networks	p. 16
Hybrid Networks	p. 17
Peer Security vs. Server Security	p. 18
Selecting the Right Network Type	p. 19
Server Types	p. 20
Network Topology	p. 31
Bus Topology	p. 32
Star Topology	p. 34
Ring Networks	p. 37
Star Bus and Star Ring	p. 40
Physical Mesh Topology	p. 41
Network Media	p. 43
What Are Media?	p. 44
Copper	p. 45
Glass	p. 45
Air	p. 46
Radio	p. 47
Network Protocols	p. 48
What Are Protocols?	p. 48
Hardware Protocols	p. 49
The Hardware-Software Interface	p. 50
Software Protocols	p. 50
Planning a Network for Your Organization	p. 51
Peer or Server	p. 51
Server Issues	p. 52
Topology	p. 53
Media	p. 54
Review	p. 55
Review Questions	p. 55
Chapter 2 Network Components	p. 63
Signal Transmission	p. 64
Digital Signaling	p. 65
Analog Signaling	p. 68
Comparing the Signaling Methods	p. 71
Bit Synchronization	p. 72
Baseband and Broadband Transmissions	p. 73
Network Media Types	p. 75
Cost	p. 78
Installation	p. 78
Bandwidth Capacity	p. 78
Node Capacity	p. 79
Attenuation	p. 79
Electromagnetic Interference	p. 79
Cable Media	p. 80
Twisted-Pair Cable	p. 81
Coaxial Cable	p. 87
Fiber-Optic Cable	p. 89
Wireless Media	p. 94
Radio Wave Transmission Systems	p. 94
Microwave Transmission Systems	p. 101
Infrared Transmission Systems	p. 106
Network Adapters	p. 110
Adapters in Abstract	p. 112
How Network Adapters Work	p. 112
Configuring Network Adapters	p. 113
Selecting an Adapter	p. 115
Review	p. 116
Review Questions	p. 117
Chapter 3 The Theoretical Network	p. 121
OSI and 802	p. 122
The OSI Model	p. 123
Protocol Stacks	p. 124
Peer-Layer Communication between Stacks	p. 124
The IEEE 802 Categories	p. 136
Microsoft Networking Components within the OSI Framework	p. 137
Drivers	p. 138
Network Protocols	p. 141
Review	p. 153
Review Questions	p. 155
Chapter 4 Real-World Networks	p. 161
Ethernet	p. 162
How Ethernet Works	p. 163
10Mbps Ethernet	p. 164
100Mbps Ethernet	p. 173
Segmentation	p. 174
Token Ring	p. 176
Hubs (MAUs, MSAUs, and SMAUs)	p. 177
Token Ring Card Addressing and Settings	p. 178
Cabling for Token Ring	p. 179
How Token Ring Works	p. 182
FDDI	p. 185
How FDDI Works	p. 185
Components	p. 187
ATM (Asynchronous Transfer Mode)	p. 189
How ATM Works	p. 190
AppleTalk	p. 192
LocalTalk	p. 192
EtherTalk and TokenTalk	p. 194
AppleShare	p. 194
Zones	p. 194
ARCnet	p. 195
How ARCnet works	p. 195
ARCnet Card Addressing and Settings	p. 198
Cabling for ARCnet	p. 199
ARCnet Boards and Hubs	p. 199
Review	p. 201
Review Questions	p. 202
Chapter 5 Designing the Local Area Network	p. 209
Network Scale	p. 210
How Many Client Computers?	p. 211
How Far Apart Are the Computers?	p. 220
What Software Are You Using?	p. 221
What Software Will You Use?	p. 222
What Special Requirements Do You Have?	p. 224
How Much Can You Spend?	p. 224
Networking Technologies	p. 225
Ethernet	p. 226
Fast Ethernet	p. 227
Token Ring	p. 227
FDDI (Fiber Distributed Data Interface)	p. 227
Fiber Channel	p. 228
ATM	p. 228
Physical Cables	p. 228
Topology Again	p. 229
Cable Types	p. 229
Review	p. 234
Review Questions	p. 235
Chapter 6 Configuring the Network Server	p. 239
Server Hardware and Operating System	p. 240
Server Hardware	p. 240
The Network Operating System	p. 242
Windows NT Server Installation	p. 249
The Hardware Compatibility List	p. 250
Server Naming Information	p. 251
Server Roles	p. 252
Partitioning the Hard Drive	p. 253
Configuring the Network Adapter Card	p. 254
TCP/IP Installation	p. 255
Network Printing	p. 257
About Network Printing	p. 257
Print Drivers	p. 258
Sharing a Printer	p. 259
Connecting to a Shared Printer	p. 260
Sharing Fax Modems	p. 261
Network Applications	p. 261
E-Mail	p. 261
Components of an E-Mail System	p. 263
E-Mail Clients	p. 263
E-Mail Servers	p. 263
E-mail Protocols	p. 265
Group Scheduling	p. 266
Groupware	p. 266
Shared Network Applications	p. 267
Client-Server	p. 270
Centralized Computing	p. 271
Client Computing with Central File Storage	p. 271
The Client-Server Model	p. 273
Review	p. 275
Review Questions	p. 275
Chapter 7 Configuring Network Clients	p. 283
Client Operating Systems	p. 284
Windows 95	p. 285
Windows NT Workstation	p. 286
OS/2	p. 288
MS-DOS	p. 289
Macintosh	p. 290
Unix	p. 292
Network Adapters	p. 294
Card Installation	p. 294
OS Configuration	p. 296
Protocol Stacks	p. 298
Network Clients and Network Services Software	p. 301
Connecting to Workgroups and Domains	p. 301
Sharing Drives and Printers	p. 303
Connecting to Drives and Printers	p. 303
E-Mail Mailboxes	p. 304
Troubleshooting Client Connections	p. 304
Troubleshooting Ethernet	p. 305
10Base2 Problems	p. 306
Ethernet, IPX, and Frame Types	p. 307
Cable Problems and Cable-Testing Tools	p. 308
Troubleshooting Token Ring	p. 309
Troubleshooting Multiple Adapters	p. 310
Troubleshooting ARCnet	p. 311
Troubleshooting FDDI	p. 312
Review	p. 314
Review Questions	p. 315
Chapter 8 Administering Your Network	p. 321
The Network Administrator	p. 322
Creating a Network Environment	p. 323
Network Software	p. 324
User Accounts	p. 329
Groups	p. 336
Documenting the Network	p. 342
Protecting Your Network Environment	p. 343
Security	p. 344
Virus Protection	p. 347
Uninterruptible Power Supply	p. 348
Disaster Recovery	p. 349
Managing Your Network Environment	p. 354
Monitoring Network Performance	p. 355
Hardware Upgrade Policy	p. 356
Review	p. 357
Review Questions	p. 358
Chapter 9 Remote Access	p. 363
Modem Technology	p. 364
How a Modem Works	p. 364
Connecting to the Computer	p. 365
Connecting to the Phone System	p. 367
Transfer Speed	p. 368
Compression	p. 368
Error Detection and Correction	p. 369
Types of Modems	p. 370
Asynchronous Communications	p. 371
Synchronous Communications	p. 372
Digital Modems	p. 374
Carriers	p. 375
Public Dial Network Lines	p. 376
Leased Lines	p. 376
Remote Access Software	p. 378
Installing Remote Access Service	p. 379
Administering Remote Access Service	p. 382
Making a Dial-Up Connection	p. 384
Review	p. 385
Review Questions	p. 386
Chapter 10 Expanding Networks	p. 389
Network Connectivity	p. 391
Hubs	p. 391
Repeaters	p. 393
Bridges	p. 394
Multiplexers	p. 396
Internetwork Connectivity	p. 399
Routers and Brouters	p. 400
Gateways	p. 407
CSUs/DSUs	p. 408
Review	p. 410
Review Questions	p. 411
Chapter 11 Wide Area Networks	p. 419
WAN Overview	p. 420
Public Network Services	p. 422
Public Switched Telephone Network	p. 423
The Internet	p. 425
Switching	p. 428
Circuit Switching	p. 429
Message Switching	p. 429
Packet Switching	p. 431
Lines	p. 434
Dial-Up Lines	p. 434
Analog Dedicated Lines	p. 435
Digital Lines	p. 435
T-Carrier	p. 436
Switched	p. 438
The X.25 Packet-Switching Protocol	p. 439
Frame Relay	p. 440
(ATM) Asynchronous Transfer Mode	p. 441
ATM Methods	p. 441
ATM Media Compatibility	p. 442
(ISDN) Integrated Services Digital Network	p. 442
(FDDI) Fiber Distributed Data Interface	p. 443
How FDDI Works	p. 444
Advantages and Disadvantages of FDDI	p. 446
Cabling for FDDI	p. 448
(SONET) Synchronous Optical Network	p. 448
Review	p. 450
Review Questions	p. 450
Chapter 12 The Basics of Network Troubleshooting	p. 457
Preventing Problems	p. 458
Problems in the Physical Environment	p. 459
Electrical Problems	p. 460
Viruses, Worms, and Trojan Horses	p. 463
Security	p. 465
Troubleshooting the Network	p. 467
Isolating the Problem	p. 467
A Troubleshooting Model	p. 468
Recovering from Disaster	p. 471
Reference Sources for Troubleshooting	p. 474
The Micro House Technical Library	p. 474
Microsoft Technical Information Network (TechNet)	p. 479
The Network Support Encyclopedia	p. 480
NetWire on CompuServe	p. 481
www.microsoft.com and the Download Library	p. 482
Periodicals and User Groups	p. 482
Diagnostic Tools	p. 483
Terminators	p. 484
Cable Testers	p. 485
Digital Volt Meters (DVMs)	p. 486
Protocol Analyzers	p. 486
Review	p. 490
Review Questions	p. 490
Appendix A Major Protocol Suites	p. 495
Review of Protocols, Models, and Implementations	p. 497
NetWare IPX/SPX Protocols	p. 498
NetWare Lower-Layer Protocols	p. 499
NetWare Middle-Layer Protocols	p. 499
NetWare Upper-Layer Protocols	p. 501
Internet Protocols	p. 503
Internet Middle-Layer Protocols	p. 505
Internet Upper-Layer Protocols	p. 508
AppleTalk Protocols	p. 510
AppleTalk Lower-Layer Protocols	p. 512
AppleTalk Middle-Layer Protocols	p. 513
AppleTalk Upper-Layer Protocols	p. 515
DNA (Digital Network Architecture) Protocols	p. 517
DNA Lower-Layer Protocols	p. 517
DNA Middle-Layer Protocols	p. 519
DNA Upper-Layer Protocols	p. 520
Systems Network Architecture Protocols (SNA)	p. 523
Layers of the SNA Model	p. 524
The SNA Architecture and Its Components	p. 525
SNA Lower-Layer Protocols	p. 528
SNA Middle-Layer Protocols	p. 529
SNA Upper-Layer Protocols	p. 530
Miscellaneous Protocols and Standards	p. 531
Serial Line Internet Protocol (SLIP)	p. 532
Point-to-Point Protocol (PPP)	p. 532
Fiber Distributed Data Interface (FDDI)	p. 532
X.25	p. 534
Frame Relay	p. 535
Integrated Services Digital Network (ISDN) and Broadband ISDN (B-ISDN)	p. 536
Synchronous Optical Network (SONET) and Synchronous Digital Hierarchy (SDH)	p. 537
Asynchronous Transfer Mode (ATM)	p. 538
Switched Megabit Data Service (SMRS)	p. 539
Appendix B PC Fundamentals	p. 541
The Motherboard	p. 542
The Microprocessor (CPU)	p. 543
Memory	p. 545
Interrupts, Addresses, Ports, and DMA Channels	p. 549
The Data Bus	p. 551
Hard Drives	p. 553
How Hard Drives Work	p. 554
Appendix C Glossary	p. 561
Appendix D Answers to Review Questions	p. 577
Index	p. 641

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