1 radiation pattern, 108 Adaptive rate selection see Dynamic rate AntHocNet, 43, 346-47 shifting APIPA, 15 Address resolution protocol, 13 Apple Computer Inc. 1394 ARP, 32 iLink, 30 ARP cache, 16 Application layer Ad-hoc mode described, 10 IBSS operation, 142 e-mail example, 11 dynamic frequency selection, 162 MSDU and, 22 topology, 143 Arbitrary inter-frame spacing, 157 Advanced encryption standard, 212, 225 ARIB, 73-5 CCMP encryption, 228-29 802.11b channels, 153 SSL support, 237 ARP spoofing, 207 WPA2 implementation, 220 Association AIFS see Arbitrary inter-frame spacing 802.11 networks, 147 ALOHANET, 1 MAC distribution system service, 149 Alternating wireless medium access, 249 TPC in association frame, 161 Ambient noise, 118 Asynchronous Antenna connectionless links, 259 adaptive beam, 57 IrDA SIR format, 282 MIMO compared, 59 WiMedia MAC, 269 beam-forming see adaptive beam Authenticator, 214 dipole, 107 Authentication radiation pattern, 107-8 802.11 networks, 147 directed beam, 58 802.1x, 164, 212 directional, 107 Bluetooth security, 301 radiation pattern, 107-8 EAP, 216 wireless MAN application, 327 MAC station service, 148 diversity, 57 server, 213-19 diversity gain, 166 wireless LAN security, 208 gain, 107 wireless robust authenticated protocol, 227 helical, 56 wireless USB security, 304 impedance, 108 Authorisation omnidirectional, 55 Bluetooth security, 301 wireless MAN application, 327 Auto-correlation parabolic, 331 chipping codes, 82 patch, 331 plasma, 59 polarisation, 55 Backhaul sector, 41, 52, 55 glossary, 382 wireless MAN application, 327 MAN provisioning, 332-33 smart, 56, 94 Back-off period 802.16a support, 312 in CSMA/CA, 25, 145 switched beam, 57 in CSMA/CD, 24 Index Back-off period (Continued) Bluetooth (Continued) mixed mode operation, 155 enhanced data rate, 101 randomised, 145 devices, 60, 255 traffic class dependence, 157, 159 discovery, 259 Bandwidth features, 61 dynamic control, 119 security levels, 301 glossary, 382 frequency hopping spread granting in 802.16, 314-16 spectrum, 85 Ban