802.11 wireless networks: the definitive guide ; [creating & administering wireless networks ; covers 802.11a, g, n & i]
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Beijing, Köln [u.a.]
O'Reilly
2005
|
| Ausgabe: | 2. ed. |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XXI, 630 S. graph. Darst. 24 cm |
| ISBN: | 0596100523 |
Internformat
MARC
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| 246 | 1 | 3 | |a Eight hundred and two.eleven wireless networks |
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Datensatz im Suchindex
| _version_ | 1804133593894617088 |
|---|---|
| adam_text | Titel: 802.11 wireless networks
Autor: Gast, Matthew
Jahr: 2005
Table of Contents
Foreword................................................................xi
Preface ................................................................xiii
1. Introduction to Wireless Networking....................................................................1
Why Wireless? 1
What Makes Wireless Networks Different 5
A Network by Any Other Name... 8
2. Overview of 802.11 Networks.......................................12
IEEE 802 Network Technology Family Tree 13
802.11 Nomenclature and Design 14
802.11 Network Operations 23
Mobility Support 28
3. 802.11 MAC Fundamentals..........................................32
Challenges for the MAC 34
MAC Access Modes and Timing 37
Contention-Based Access Using the DCF 41
Fragmentation and Reassembly 44
Frame Format 46
Encapsulation of Higher-Layer Protocols Within 802.11 54
Contention-Based Data Service 55
Frame Processing and Bridging 63
4. 802.11 Framing in Detail ...........................................67
Data Frames ......................^
Control Frames
Management Frames 82
Frame Transmission and Association and Authentication States 111
5. Wired Equivalent Privacy (WEP) ....................................114
Cryptographic Background to WEP . 114
WEP Cryptographic Operations H7
Problems with WEP 123
Dynamic WEP 122
6. User Authentication with 802.1X ...................................129
The Extensible Authentication Protocol 130
EAP Methods ..........135
802. IX: Network Port Authentication 141
802.IX on Wireless LANs 145
7. 802.11i: Robust Security Networks, TKIP,andCCMP ...................149
The Temporal Key Integrity Protocol (TRIP) 149
Counter Mode with CBC-MAC (CCMP) 159
Robust Security Network (RSN) Operations 163
8. Management Operations..........................................170
Management Architecture 170
Scanning 171
Authentication 176
Preauthentication 180
Association 184
Power Conservation 188
Timer Synchronization 197
Spectrum Management 199
9. Contention-Free Service with the PCF ...............................214
Contention-Free Access Using the PCF 214
Detailed PCF Framing 218
Power Management and the PCF 223
to | Table of Contents
10. Physical Layer Overview...........................................225
Physical-Layer Architecture 225
The Radio Link 226
RF Propagation with 802.11 232
RF Engineering for 802.11 238
11. The Frequency-Hopping (FH) PHY...................................241
Frequency-Hopping Transmission 241
Gaussian Frequency Shift Keying (GFSK) 246
FH PHY Convergence Procedure (PLCP) 249
Frequency-Hopping PMD Sublayer 250
Characteristics of the FH PHY 252
12. The Direct Sequence PHYs:DSSS and HR/DSSS (802.11b)...............253
Direct Sequence Transmission 253
Differential Phase Shift Keying (DPSK) 260
The Original Direct Sequence PHY 263
Complementary Code Keying 267
High Rate Direct Sequence PHY 268
13. 802.1 la and 802.11j:5-GHz OFDM PHY..............................276
Orthogonal Frequency Division Multiplexing (OFDM) 277
OFDM as Applied by 802.1 la 282
OFDM PLCP 290
OFDM PMD 293
Characteristics of the OFDM PHY 297
14. 802.11g: The Extended-Rate PHY (ERP)..............................298
802.1 lg Components 298
ERP Physical Layer Convergence (PLCP) 304
ERP Physical Medium Dependent (PMD) Layer 307
15. A Peek Ahead at 802.11n:MIM0-0FDM..............................311
Common Features 312
WWiSE 314
TGnSync 325
Comparison and Conclusions 340
Table of Contents | v
16. 802.11 Hardware.................................................
General Structure of an 802.11 Interface
Implementation-Specific Behavior ^
Reading the Specification Sheet 33(^
17. Usinq 802.11 on Windows .........................................353
153
Windows XP
Windows 2000 3^8
Windows Computer Authentication 369
18. 802.11 on the Macintosh ..........................................373
. ^ The AirPort Extreme Card 373
802.IX on the AirPort 378
19. Using 802.11 on Linux.............................................387
PCMCIA Support on Linux 3^7
Linux Wireless Extensions and Tools 393
Agere (Lucent) Orinoco 402
Atheros-Based cards and MADwifi 404
802.IX on Linux with xsupplicant 407
20. Using 802.11 Access Points.........................................415
General Functions of an Access Point 416
Power over Ethernet (PoE) 422
Selecting Access Points 424
Cisco 1200 Access Point 427
Apple AirPort 434
21. Logical Wireless Network Architecture ..............................438
Evaluating a Logical Architecture 438
T opology Examples 452
Choosing Your Logical Architecture 474
22. Security Architecture..............................................476
Security Definition and Analysis 477
Authentication and Access Control 482
Ensuring Secrecy Through Encryption 492
vi | Table of Contents
Selecting Security Protocols
Rogue Access Points
500
510
23. Site Planning and Project Management.............................518
Project Planning and Requirements 519
Network Requirements 521
Physical Layer Selection and Design 532
Planning Access-Point Placement 537
Using Antennas to Tailor Coverage 546
24. 802.11 Network Analysis .................................... .....553
Network Analyzers 553
Ethereal 556
802.11 Network Analysis Checklist 566
Other Tools 570
25. 802.11 Performance Tuning........................................573
802.11 Performance Calculations 573
Improving Performance 576
Tunable 802.11 Parameters 578
26. Conclusions and Predictions........................................585
Standards Work 585
Current Trends in Wireless Networking 587
The End 596
Glossary...............................................................597
Index.................................................................607
Table of Contents | vii
|
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| discipline | Maschinenbau / Maschinenwesen Informatik Elektrotechnik / Elektronik / Nachrichtentechnik |
| edition | 2. ed. |
| format | Book |
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| isbn | 0596100523 |
| language | English |
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| spelling | Gast, Matthew Verfasser aut 802.11 wireless networks the definitive guide ; [creating & administering wireless networks ; covers 802.11a, g, n & i] Matthew S. Gast Eight hundred and two.eleven wireless networks 2. ed. Beijing, Köln [u.a.] O'Reilly 2005 XXI, 630 S. graph. Darst. 24 cm txt rdacontent n rdamedia nc rdacarrier IEEE 802 11 (DE-588)4633968-1 gnd rswk-swf Wireless LANs Funknetz (DE-588)4216130-7 gnd rswk-swf IEEE 802 11 (DE-588)4633968-1 u Funknetz (DE-588)4216130-7 s DE-604 HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=013349372&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Gast, Matthew 802.11 wireless networks the definitive guide ; [creating & administering wireless networks ; covers 802.11a, g, n & i] IEEE 802 11 (DE-588)4633968-1 gnd Wireless LANs Funknetz (DE-588)4216130-7 gnd |
| subject_GND | (DE-588)4633968-1 (DE-588)4216130-7 |
| title | 802.11 wireless networks the definitive guide ; [creating & administering wireless networks ; covers 802.11a, g, n & i] |
| title_alt | Eight hundred and two.eleven wireless networks |
| title_auth | 802.11 wireless networks the definitive guide ; [creating & administering wireless networks ; covers 802.11a, g, n & i] |
| title_exact_search | 802.11 wireless networks the definitive guide ; [creating & administering wireless networks ; covers 802.11a, g, n & i] |
| title_full | 802.11 wireless networks the definitive guide ; [creating & administering wireless networks ; covers 802.11a, g, n & i] Matthew S. Gast |
| title_fullStr | 802.11 wireless networks the definitive guide ; [creating & administering wireless networks ; covers 802.11a, g, n & i] Matthew S. Gast |
| title_full_unstemmed | 802.11 wireless networks the definitive guide ; [creating & administering wireless networks ; covers 802.11a, g, n & i] Matthew S. Gast |
| title_short | 802.11 wireless networks |
| title_sort | 802 11 wireless networks the definitive guide creating administering wireless networks covers 802 11a g n i |
| title_sub | the definitive guide ; [creating & administering wireless networks ; covers 802.11a, g, n & i] |
| topic | IEEE 802 11 (DE-588)4633968-1 gnd Wireless LANs Funknetz (DE-588)4216130-7 gnd |
| topic_facet | IEEE 802 11 Wireless LANs Funknetz |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=013349372&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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