Index_C

C

cable Internet, 7, 48, 197, 255, 260-261, 261, 292, 293, 326

cabling costs, 268-270

cafe/coffee shop hotspots, 280

carrier multiplexing, 25

carrier sense multiple access with collision avoidance (CSMA/CA), 143-148

carrier sense multiple access with collision avoidance (CSMA/CD), 25, 33, 34, 143

Category 5 (CAT5) cabling, 268

cell phones, 16

cells, 49

CELP coding, 184

central offices, 4-5

certification, 245

Certified Wireless Network Professional (CWNE), 245

challenge handshake authentication protocol (CHAP) in, 92

challenge phrases, WEP, 64

channels, channel selection, 109-111, 110

clear channel assessment (CCA) in, 144

frequency allocation in, 312, 228-231, 230, 231

interference and, 109-111

overlap, 229, 230

Shannon's channel capacity theory, 116

chipping codes, 16-17, 22

chips, in DSSS, 17, 22

Christensen, Clayton, 11, 304, 330

CINDOOR, 224

ciphertext, wired equivalent privacy (WEP), 70

circuit switched speech coding in IP telephony and, 184, 185-192

Cirrus Logic, 213

Cisco, 235, 251, 257

Class 4 switches, 4-5, 5, 167, 171

Class 5 switches, 4-5, 5, 167, 171

clear channel assessment (CCA), 144

clear to send (CTS) frames, 25, 145, 145

client adapter cards, 232-234

coax and connector loss in, 219-220, 219

coaxial cable, 3

code division multiple access (CDMA), 24, 115, 301

codecs, voice over IP (VoIP) and, 162, 179-184, 180

collinear antennas, 239, 239

commons or open access model of frequency spectrum, 324

Communications Assistance for Law Enforcement Act (CALEA), VoIP and, 172, 190-192

community hotspots, 258, 259-261, 259, 260, 261

commuters, 340-343

Compact Flash (CF) cards, 233

competition, 346-347

competitive local exchange carriers (CLECs), 2, 285

complementary code keying (CCK), 17, 19, 211

components of 802.11 networks, 37

compression/decompression, VoIP, 162-163, 178

computer sales and wireless, 295-296

connector loss in, 219-220, 219

connectors, antennas, nonstandard, 245-246

consecutive point network (CPN), 53, 55

consumer benefits of wireless, 296-300

consumer surplus concept, 292-293

contention free period (CFP), 149

controlled load levels, 128, 130

coverage, 266

Crandall, Robert, 292

customer premises equipment (CPE), 4, 278, 333

customer service and wireless, 273-274

cyclic redundancy check (CRC), 148

modification attacks in, 75-77

voice over IP (VoIP) and, 178

wired equivalent privacy (WEP), 70, 75