CWNA Certified Wireless Network... | Buy

Endorsed by the Wireless LAN Association, this comprehensive study guide offers complete coverage of all objectives for CWNA 2.0 exam PW-100. Inside, you'll find 150+ practice exam questions with complete answers, step-by-step exercises, chapter self-tests, margin notes, and much more to help you prepare for this challenging exam.

Devin Akin is the Chief Technology Officer and co-founder of Planet3 Wireless Inc.

Introduction to Wireless LANs	p. 1
The Wireless LAN Market	p. 2
History of Wireless LANs	p. 2
Today's Wireless LAN Standards	p. 3
Applications of Wireless LANs	p. 4
Access Role	p. 5
Network Extension	p. 6
Building-to-Building Connectivity	p. 7
Last Mile Data Delivery	p. 8
Mobility	p. 9
Small Office-Home Office	p. 11
Mobile Offices	p. 12
Summary	p. 13
Radio Frequency (RF) Fundamentals	p. 25
Radio Frequency	p. 26
RF Behaviors	p. 27
Voltage Standing Wave Ratio (VSWR)	p. 34
Principles of Antennas	p. 36
Line of Sight (LOS)	p. 37
Fresnel Zone	p. 38
Antenna Gain	p. 39
Intentional Radiator	p. 40
Equivalent Isotropically Radiated Power (EIRP)	p. 41
Radio Frequency Mathematics	p. 42
Units of Measure	p. 42
Spread Spectrum Technology	p. 61
Introducing Spread Spectrum	p. 62
Narrow Band Transmission	p. 62
Spread Spectrum Technology	p. 63
Uses of Spread Spectrum	p. 64
FCC Specifications	p. 66
Frequency Hopping Spread Spectrum (FHSS)	p. 67
How FHSS Works	p. 67
Effects of Narrow Band Interference	p. 68
Frequency Hopping Systems	p. 69
FCC Rules affecting FHSS	p. 73
Direct Sequence Spread Spectrum (DSSS)	p. 74
How DSSS Works	p. 75
Direct Sequence Systems	p. 75
Effects of Narrow Band Interference	p. 78
FCC Rules affecting DSSS	p. 78
Comparing FHSS and DSSS	p. 79
Narrowband Interference	p. 79
Cost	p. 79
Co-location	p. 80
Equipment compatibility and availability	p. 81
Data rate & throughput	p. 82
Security	p. 83
Standards Support	p. 83
Wireless LAN Infrastructure	p. 97
Access Points	p. 98
Access Point Modes	p. 100
Common Options	p. 103
Configuration and Management	p. 106
Wireless Bridges	p. 109
Wireless Bridge Modes	p. 110
Common Options	p. 112
Configuration and Management	p. 115
Wireless Workgroup Bridges	p. 115
Common Options	p. 116
Configuration and Management	p. 117
Wireless LAN Client Devices	p. 117
PCMCIA & Compact Flash Cards	p. 118
Wireless Ethernet & Serial Converters	p. 119
USB Adapters	p. 120
PCI & ISA Adapters	p. 121
Configuration and Management	p. 121
Wireless Residential Gateways	p. 124
Common Options	p. 125
Configuration and Management	p. 126
Enterprise Wireless Gateways	p. 127
Configuration and Management	p. 129
Antennas and Accessories	p. 141
RF Antennas	p. 143
Omni-directional (Dipole) Antennas	p. 143
Semi-directional Antennas	p. 147
Highly-directional Antennas	p. 149
RF Antenna Concepts	p. 151
Antenna Installation	p. 158
Power over Ethernet (PoE) Devices	p. 163
Common PoE Options	p. 164
PoE Compatibility	p. 168
Wireless LAN Accessories	p. 170
RF Amplifiers	p. 171
RF Attenuators	p. 176
Lightning Arrestors	p. 179
RF Splitters	p. 183
RF Connectors	p. 188
RF Cables	p. 190
RF "Pigtail" Adapter Cable	p. 191
Frequency Converter	p. 193
Bandwidth Control Units	p. 194
Test Kits	p. 196
Wireless LAN Organizations and Standards	p. 209
Federal Communications Commission	p. 210
ISM and UNII Bands	p. 211
Industrial Scientific Medical (ISM) Bands	p. 212
Unlicensed National Information Infrastructure Bands	p. 213
Power Output Rules	p. 215
Institute of Electrical and Electronics Engineers	p. 218
IEEE 802.11	p. 218
IEEE 802.11b	p. 219
IEEE 802.11a	p. 220
IEEE 802.11g	p. 222
IEEE Standards Summary	p. 222
Major Organizations	p. 223
Wi-Fi Alliance	p. 224
European Telecommunications Standards Institute	p. 225
Wireless LAN Association	p. 226
Competing Technologies	p. 226
HomeRF	p. 226
Bluetooth	p. 228
Infrared Data Association (IrDA)	p. 229
Wireless LAN Interoperability Forum (WLIF)	p. 230
802.11 Network Architecture	p. 242
Locating a Wireless LAN	p. 243
Service Set Identifier	p. 243
Beacons	p. 244
Passive Scanning	p. 245
Active Scanning	p. 247
Authentication & Association	p. 248
Authentication	p. 249
Association	p. 249
States of Authentication & Association	p. 250
Authentication Methods	p. 252
Service Sets	p. 262
Basic Service Set (BSS)	p. 262
Extended Service Set (ESS)	p. 263
Independent Basic Service Set (IBSS)	p. 264
Roaming	p. 265
Power Management Features	p. 276
Continuous Aware Mode	p. 276
Power Save Polling	p. 276
MAC and Physical Layers	p. 293
How Wireless LANs Communicate	p. 294
Wireless LAN Frames vs. Ethernet Frames	p. 294
Collision Handling	p. 296
Fragmentation	p. 297
Fragment Bursting	p. 299
Fragmentation Dynamic Rate Shifting (DRS)	p. 300
Distributed Coordination Function	p. 301
Point Coordination Function	p. 302
Interframe Spacing	p. 302
Three Types of Spacing	p. 303
The Communications Process	p. 307
Request to Send/Clear to Send (RTS/CTS)	p. 310
Configuring RTS/CTS	p. 311
Modulation	p. 312
Troubleshooting Wireless LAN Installations	p. 327
Multipath	p. 328
Effects of Multipath	p. 329
Troubleshooting Multipath	p. 334
Solutions for Multipath	p. 334
Hidden Node	p. 337
Troubleshooting Hidden Node	p. 338
Solutions for Hidden Node	p. 339
Near/Far	p. 341
Troubleshooting Near/Far	p. 342
Solutions for Near/Far	p. 343
System Throughput	p. 344
Co-location Throughput (Theory vs. Reality)	p. 345
Theory: What Should Happen	p. 347
Reality: What Does Happen	p. 347
Solutions for Co-location Throughput Problems	p. 349
Summary	p. 351
Types of Interference	p. 352
Narrowband	p. 352
All-band Interference	p. 354
Weather	p. 356
Adjacent Channel and Co-Channel Interference	p. 358
Range Considerations	p. 363
Transmission Power	p. 363
Antenna Type	p. 363
Environment	p. 363
Wireless LAN Security	p. 375
Wired Equivalent Privacy	p. 377
Why WEP Was Chosen	p. 381
WEP Keys	p. 382
Advanced Encryption Standard	p. 388
Filtering	p. 389
Attacks on Wireless LANs	p. 395
Passive Attacks	p. 395
Active Attacks	p. 397
Jamming	p. 398
Man-in-the-middle Attacks	p. 400
Emerging Security Solutions	p. 401
WEP Key Management	p. 402
Wireless VPNs	p. 402
Temporal Key Integrity Protocol (TKIP)	p. 404
AES Based Solutions	p. 405
Wireless Gateways	p. 405
802.1x and Extensible Authentication Protocol	p. 406
Corporate Security Policy	p. 409
Keep Sensitive Information Private	p. 410
Physical Security	p. 410
Wireless LAN Equipment Inventory & Security Audits	p. 411
Using Advanced Security Solutions	p. 412
Public Wireless Networks	p. 412
Limited and Tracked Access	p. 413
Security Recommendations	p. 414
WEP	p. 414
Cell Sizing	p. 414
User Authentication	p. 415
Security Needs	p. 416
Use Additional Security Tools	p. 416
Monitoring for Rogue Hardware	p. 417
Switches, not hubs	p. 417
Wireless DMZ	p. 417
Firmware & Software Updates	p. 418
Site Survey Fundamentals	p. 431
What is a Site Survey?	p. 433
Preparing for a Site Survey	p. 435
Facility Analysis	p. 436
Existing Networks	p. 437
Area Usage & Towers	p. 440
Purpose & Business Requirements	p. 442
Bandwidth & Roaming Requirements	p. 443
Available Resources	p. 446
Security Requirements	p. 447
Preparation Exercises	p. 448
Preparation Checklist	p. 449
Site Survey Equipment	p. 450
Access Point	p. 450
PC Card and Utilities	p. 451
Laptops & PDAs	p. 454
Paper	p. 455
Outdoor Surveys	p. 455
Spectrum Analyzer	p. 456
Network Analyzer	p. 457
Site Survey Kit Checklist	p. 458
Conducting a Site Survey	p. 461
Indoor Surveys	p. 461
Outdoor Surveys	p. 462
Before You Begin	p. 463
RF Information Gathering	p. 464
Site Survey Reporting	p. 476
Report Format	p. 477
RF in Perspective	p. 495
RF in Perspective	p. 496
Radio acts like light	p. 496
Light bulb analogy	p. 496
Transmit Range Tests	p. 497
Receive range tests	p. 498
Obstacles	p. 499
Fresnel Zone	p. 499
Increasing power at the tower	p. 500
Reflection	p. 500
RF Summary	p. 500
Glossary	p. 503
Index	p. 525
Table of Contents provided by Rittenhouse. All Rights Reserved.

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