Index

R

radiation efficiency, 39-40

radiation pattern of antennas, 36-38

radio frequency (RF), 14-50. See also antennas; modulation; wireless standards

amplifiers and, 41-43, 120

carrier signals and, 24

communications systems and, 14-16

defined, 5-6

electromagnetic waves and, 19-20

government regulations for, 43-44

multiplexing, 33-35

signals, 17-19, 26, 27

spread spectrum communications and, 31-33

units of measure and, 20-24

wireless cards and, 35-36

RADIUS (Remote Access Dial-In User Service)

basics of, 73-75

configuration problems, 251-252

creating servers certificate, 238-240

PMK and RADIUS server, 81-82

RADIUS secret, 221-223

starting servers, 244

radiusd.conf (FreeRADIUS), 242-243

Ralink 802.11 chipset, 103

rapla.net wireless cards list, 104, 105

RARP (Reverse Address Resolution Protocol), 338-339

RC4 algorithm, 10

RC4-based encryption

RC4 encryption primer, 185-188

TKIP and, 229

re-association requests, 162

receive amplifiers, 120

receivers

GPS, 120-123

handheld vs. mice, 121

recipients, multiple and DCF, 56

Regar, Anton, 180

regulation of wireless telecommunications, 43-44

Remote Access Dial-in User Service. See RADIUS

replay protection, 78, 88-89

Request To Send (RTS) control packets

association/re-association, 162

EAP, 71

HTTP GET, 272

probe, 162

RTS/CTS packets and hidden node problem, 58-61

resonant frequency (antennas), 37-39

response messages, 71

Retry fields, 65

Reverse Address Resolution Protocol (RARP), 338-339

RF. See radio frequency

rfcomm connections, 313, 324

risks of wireless technologies, 7-9

rogue APs, 188-194. See also KARMA tool

defending against, 194

Linksys WRT54g and, 193-194

preferred networks, Windows and, 189

root certificates

installing on OS X, 250

root CA certificate, installing, 244-246

Rossberg, Michael (Mick), 127

RRFC 3748 standard, 71

rt2570 driver, 109

RTS/CTS attacks

overview of, 195

with pcap2air, 196

protecting against, 197

RTS/CTS packets and hidden node problem in MAC, 58-61

ruby, 282

ruby-lorcon package, 354