Holt / Huang 802.11 Wireless Networks

Security and Analysis
1. Auflage 2010
ISBN: 978-1-84996-275-9
Verlag: Springer-Verlag
Format: PDF
Kopierschutz: Adobe DRM (»Systemvoraussetzungen)

E-Book, Englisch, 212 Seiten

Autoren/Hrsg.

Holt, Alan

Huang, Chi-Yu

Inhaltsverzeichnis

1;Preface;7
1.1;Acknowledgments;8
2;Contents;9
3;Abbreviations;13
4;List of Figures;16
5;List of Tables;19
6;Introduction;20
6.1;IEEE 802;21
6.2;Wireless LANs;22
6.3;A Brief History of 802.11;26
6.4;The RF Environment;27
6.5;Book Outline;31
6.6;Summary;32
7;Radio Frequencies;34
7.1;The Electromagnetic Spectrum;34
7.2;Radio Waves;36
7.2.1;Direct Path;38
7.2.2;Absorption;41
7.2.3;Reflection;41
7.2.4;Diffraction;43
7.2.5;Refraction;44
7.2.6;Scattering;44
7.2.7;Multi-path;44
7.3;Radio Frequency Regulation;46
7.4;Spectrum Management;51
7.5;Summary;53
8;Medium Access Control;54
8.1;802.11 Services;55
8.2;MAC Frame Format;57
8.3;Distributed Coordination Function;58
8.3.1;Carrier Sensing;59
8.3.2;Transmission Methods;59
8.3.3;Inter-frame Spacing;60
8.3.4;Random Back-Off Algorithm;62
8.3.5;Fragmentation;62
8.3.6;Fairness;63
8.4;Point Coordination Function;64
8.5;Hybrid Coordination Function;64
8.5.1;Enhanced Distributed Channel Access;65
8.5.2;HCF Controlled Channel Access;67
8.6;Summary;69
9;Physical Layer;70
9.1;Frequency Hopping Spread Spectrum;70
9.2;Direct Sequence Spread Spectrum;73
9.3;High-Rate Direct Sequence Spread Spectrum;75
9.4;Orthogonal Frequency Division Multiplexing;77
9.5;Extended Rate PHY;79
9.6;MIMO-OFDM;81
9.7;Beamforming;85
9.8;Summary;90
10;Cryptography;92
10.1;Ciphers;92
10.1.1;Symmetric Key Cryptography;93
10.1.2;Asymmetric Key Cryptography;95
10.2;Encryption;97
10.2.1;RC4;98
10.2.2;DES and Triple-DES;99
10.2.3;AES;99
10.3;Message Digests;100
10.4;Digital Signatures;102
10.5;Digital Certificates;103
10.6;Generating Digital Certificates;105
10.6.1;Generating a Certificate Authority;106
10.6.2;Generating Certificates;109
10.6.3;Testing the Certificates;114
10.7;Summary;116
11;Wireless Security;118
11.1;Pre-RSNA;118
11.1.1;Authentication;119
11.1.2;Encryption and Integrity;120
11.2;RSNA;120
11.2.1;Authentication;121
11.2.2;Key Management;124
11.2.3;Encryption and Integrity;124
11.3;Summary;127
12;Configuring Wireless Networks;130
12.1;Ad-hoc Network;131
12.2;WEP;133
12.3;WPA with Pre-shared Key;134
12.4;Multiple SSIDs;138
12.5;Wireless Distribution System;140
12.6;Wireless Bridge;142
12.7;Build an Open Source Access-Point;145
12.7.1;Root Filesystem;145
12.7.2;Administration ;146
12.7.3;Configuring the Access-Point;148
12.7.4;Installing Grub;149
12.7.5;Compile the Kernel;149
12.7.6;Install Root Directory Structure onto Compact Flash;151
12.8;Summary;153
13;Robust Security Network;154
13.1;Installing FreeRadius;155
13.2;Configuring FreeRadius;157
13.3;Configure FreeRadius to use MySQL;159
13.4;Testing;163
13.5;Configure EAP;165
13.6;Configure TLS;167
13.7;NAS Configuration;168
13.8;Wireless Client;169
13.9;Summary;173
14;MAC Layer Performance Analysis;174
14.1;Fragmentation;174
14.2;Analysis of Multiple Hops;175
14.3;Throughput;177
14.4;Summary;185
15;Link Rate Adaptation;186
15.1;Walffish-Ikegami Model;186
15.2;Berg Model;187
15.3;802.11b Link Rate Adaptation;190
15.4;Link Rate Adaptation in an Urban Area;195
15.5;802.11a Link Rate Adaptation;197
15.6;Link Rate Experiments;201
15.7;Summary;203
16;Appendix A Build a Xen Server;204
16.1;Install Xen;204
16.2;DomU Configuration;206
16.2.1;RADIUS Server;206
16.2.2;MySQL Server;207
16.2.3;DHCP Server;208
16.2.4;Test Client;209
17;Appendix B Initial Configuration of Access-Point Controllers;212
17.1;Alcalel-Lucent Omniaccess Controller;212
17.2;Meru Controller;213
18;References;220
19;Futher Reading;224
20;Index;226