Index_A

A

A and B block frequency spectrum, 50

access control, 3–5, 3, 64–65, 85

access points (AP), 15, 37, 106, 200, 234–235

ad hoc mode networks and, 56–57

antennas, 238–243

antennas and, 44

intelligent (IAP), 57

placement of, 251–253

power over Ethernet (PoE) in, 251–253, 252

power supply for, 251–253, 252

rogue APs, 265

rogue networks and station redirection in, 80

security and, 72, 75

service set ID (SSID) and, 63

topologies and, 201–203, 201

ACELP codec, 182

acknowledgment (ACK), 25, 146

acoustic echo cancellation, 187

ad hoc mode, 34–35, 35, 54–58, 56, 202

adaptive jitter buffer, voice over IP (VoIP) and, 186

address resolution protocol (ARP), traffic redirection in, 77–78

Advanced encryption standard (AES), 86

Agere, 235

aggregates, DiffServ, 131

Airopeek, 69

AirPath, 284

airport hot spots, 280–281, 281

Airsnort, 69, 70

amateur radio interference, 315

AmberWaves WISP, voice over IP (VoIP) and, 196

American Airlines, 280–281

amplifiers, 45–46, 236–237

amplitude modulation (AM), 18

antenna temperature, 319–321, 320

antennas, 42, 43–45, 237–243

access point (AP) and, 44, 238–243

antenna temperature and, 319–321, 320

beam width of, 112, 244–245

client adapter card side, 243–244

collinear, 239, 239

connectors for, nonstandard, 245–246

decibels over isotropic (dBi), 237

dipole, 239

directional antennas, 43–45, 441, 239–240, 241

diversity, 248–251

feedline or pigtail for, 243–244

gain in, 217, 218, 244

interference and, 112, 246–248

intersymbol interference (ISI) in, 247–248, 248

lightning protection, grounding, bonding, 246

multipath and, 246–247, 247, 249–251, 249

multiple in, multiple out (MIMO), 112

omnidirectional antennas, 43–45, 44, 238, 238

parabolic dish, 242–243, 242

patch and panel type, 239, 240, 241

power management in, 217, 237–238

RAKE receivers and, 249–250, 250

regulatory issues on, 316–317

RF propagation in, 246–248

specifications for, 244–245

steerable, 112, 243

towers for, regulatory issues, 316–317

weatherproofing, 251

Yagi, 240–241, 242, 243–244

Antheil, George, 20–21

application servers, softswitches and, 171

APSniff, 69

arbitration interframe space (AIFS), 150

architecture of 802.11, 34–39

as-built documentation, 262–263

Association of Public Safety Communications (APCO), 315

association/disassociation/reassociation, media access control (MAC) and, 29–30

assured forwarding (AF), 131–133

asymmetrical DSL (ADSL), 24

asynchronous transport mode (ATM), 5, 53

AT&T, 6, 69

attacks, classes of, 67

attenuation, 220–224

authentication, 63–65, 72–75, 73, 86

802.11x and, 87–94, 88

challenge handshake authentication protocol (CHAP) in, 92

extensible authentication protocol (EAP) in, 82, 87–94, 235, 256, 257

firewalls and DMZs in, 81–83, 81, 82

Kerberos in, 99–102, 100

LEAP and, 92

media access control (MAC) and, 28

remote authentication dial in user service (RADIUS) in, 82, 87, 90, 91–92

wired equivalent privacy (WEP) and, 63–65

authentication servers (AS), 86

authentication, authorization, accounting (AAA) systems, 90

authenticators, 802.11x and, 90–94