Index Symbols and Numbers $ (dollar sign), in folder share names, 117 802.11a standard definition, 22 speed, 26 802.11b standard 802.11g standard 802.11i standard, 23 A access points compatibility, 45 definition, 7, 44 extending coverage, 44 limits, 45 multiple Wi-Fi modes, 49 passwords, changing, 48 ports, 45 purpose of, 44 setting up, 48 49 access restrictions blocking specific hardware, 171 data access, 159 160 filter data, 159 hardware access list, 170 171 hiding computers from the Internet, 57 Internet, 107 secure resources, 160 sources, 159 user accounts, 132 access restrictions, encryption 64-bit versus 128-bit, 165 CompactFlash adapters, 63 definition, 158 disabling for configuration, 103 WEP (Wired Equivalent Privacy), 164 167 access restrictions, firewalls configuring, 172 173 disabling, 176 177 downloading, 173 managing, 174 175 troubleshooting, 175 adapters. See network adapters. adding preferred networks, 80 81 printers, 126 129 user accounts, 134 137 ad-hoc networks. See computer-to-computer networks. administering wireless networks. See system administration. antennas, 60 application servers, 111 applications. See also software. sharing, 111 for wireless networks, 16 17 authentication, 39, 132 Automatic Wireless Network Configuration confirm Zero Configuration, 88 89 enable/disable, 90 91 automatic wireless networks configuration. See configuring wireless networks, automatically. B baby monitors, interference from, 29 backbone, 8 Bluetooth, 14 Boingo Wireless, 187 bridges, 40 41, 92 93 broadband modems, configuring, 38 39 browsing networks, 114 115 bypassing passwords, 143 C cable modems, configuring, 38 cables, 8 9 calendars. See scheduling. cellular phone towers, interference from, 29 cellular technology, 15 clients computer-to-computer networks, 104 105 definition, 7 DHCP, 57 compact flash interface, 35 CompactFlash adapters, 63 COPYRIGHTED MATERIAL 192
compatibility access points, 45 computer-to-computer networks, 97 configuring, 43 computers, hiding from the Internet, 57 computer-to-computer mode, 105 computer-to-computer networks client configuration, 104 105 compatibility, 97 configuring host PCs, 100 103 cost, 96 distance between computers, 97 ease of changing, 99 extra equipment, 98 versus infrastructure networks, 98 99 mobility, 99 operating system requirements, 96 range, 97 redundancy, 99 setup speed, 98 size limits, 97 computer-to-computer networks, Internet access, 104 105 access restrictions, 107 sharing, 106 107 configuring wireless networks bridges, 92 93 broadband modems, 38 39 cable modems, 38 compatibility, 43 computer-to-computer, 25 devices, 40 DHCP (Dynamic Host Configuration Protocol), 56 57 DHCP clients, 57 DHCP server, 56 disabling encryption, 47, 103 downloading firmware, 50 53 DSL (Digital Subscriber Line), 38 firewalls, 43, 172 173 host PCs, 100 103 infrastructure, 24 IP address allocation, 42 IP addresses, 56 57 key settings, 81 manually, 78 79 mobile access, 183 NAT (Network Address Translation), 57 network adapters, 64 67, 87 network bridges, 40 41 point-to-point, 41 ports, 43 residential gateways, 42 43 security, 43 speed, 41 static IP addresses, 57 viewing available networks, 76 77 Web-based configuration, 41 wireless gateways, 46 wireless routers, 42 Zero Configuration feature, 86 89 configuring wireless networks, automatically confirm Zero Configuration, 86 89 as default, 91 disable/enable automatic configuration, 90 91 viewing available networks, 76 77 configuring wireless networks, preferred networks adding, 80 81 definition, 80 deleting, 82 moving, 82 connecting to wireless networks forcing a connection, 112 inconsistent access, 13 methods, 112 113 on the road. See mobile access. at startup. See preferred networks. viewing network connections, 113 cordless phones, interference from, 29 cost benefits of, 5 computer-to-computer networks, 96 mobile access, 182 wireless versus wired, 11 D data collection, 17 data protection, 160 deleting files, 139, 153 passwords, 145 preferred networks, 82 user accounts, 138 139 Device Manager, 68 69 devices. See also specific devices. configuring, 40 Microsoft certified, 67 DHCP (Dynamic Host Configuration Protocol), 56 57 DHCP clients, 57 DHCP server, 56 Digital Subscriber Line (DSL), 38 Digital Video Recorders (DVRs). See PVRs (Personal Video Recorders). disabling Automatic Wireless Network Configuration, 90 91 drivers, 71 firewalls, 176 177 SSID (service set identifier), 169 193
Index dollar sign ($), in folder share names, 117 downloading firewalls, 173 firmware, 50 53 drive letters, assigning to folders, 122 125 drivers confirming installation, 68 71 definition, 60 disabling, 71 uninstallling, 71 updating, 70 71 dropped connections, 13 DSL (Digital Subscriber Line), 38 dual-band capability, 21 DVRs (Digital Video Recorders). See PVRs (Personal Video Recorders). Dynamic Host Configuration Protocol (DHCP), 56 57 E eavesdropping, 162 802.11a standard definition, 22 speed, 26 802.11b standard 802.11g standard 802.11i standard, 23 e-mail, 16 enabling Automatic Wireless Network Configuration, 90 91 encryption 64-bit versus 128-bit, 165 definition, 158 disabling for configuration, 103 disabling for network configuration, 47 WEP (Wired Equivalent Privacy), 164 167 Ethernet connecting to wireless networks, 40 41 expandability, 11 external adapters, 35 F files from deleted accounts, saving, 141 deleting, 139, 153 not available, 115 not sharable, 119 password protection, 147 sharing, 110 111, 116 117, 153 filter data, 159 firewalls configuring, 43, 172 173 disabling, 176 177 downloading, 173 managing, 174 175 troubleshooting, 175 firmware. See also software. downloading, 50 53 updating, 54 55, 72 73 folders assigning drive letters to, 122 125 connecting to at startup, 125 hiding, 117 not available, 115 not sharable, 119 password protection, 147 shared, monitoring, 118 121 sharing, 116 117, 152 153 unsharing, 121 forcing a connection, 112 forgetting passwords, 145 G game adapters, 37 gateways residential, 42 43 wireless, 46 Guest accounts, 146 147 H handheld adapters, 36 hardware. See also infrastructure. blocking specific devices, 171 installing. See installing hardware. mobile access, 183 requirements, 18 194
hardware access list, 170 171 hiding folders, 117 hotspots definition, 181 directories of, 184 185 finding, 184 185 I identification, 158 identity fraud, 167 indicator lights, adapters, 61 Infrared technology, 15 infrastructure, 6. See also topology. infrastructure mode, 105 installing hardware access points, 35 adapters, 62 67. See also specific adapters. antennas, 60 available computer, 33 broadband modems, 34 built-in wireless, 37 cabling, 32 ease of access, 32 external adapters, 35 game adapters, 37 handheld adapters, 35 high-speed Internet access, 34 Internet access, 33 laptop adapters, 35 location, 32 network adapters, 35 network bridges, 35 PVRs (Personal Video Recorders), 37 residential gateway, 34 selecting hardware, 34 37 settings, 33 wireless routers, 34 installing software drivers, 60, 68 71 firmware, 50 53, 54 55, 72 73 updates, 65 interference definition, 12 effects on range, 29 types of, 29 Internet access restrictions, 107 always-on access, 38 authentication, 39 broadband modems, 34, 38 39 cable modem, 38 DSL (Digital Subscriber Line), 38 hiding computers from, 57 high-speed modem, 34 mobile access, 180 number of users, 39 system requirements, 19 Internet, computer-to-computer networks access, 104 105 access restrictions, 107 sharing, 106 107 IP addresses, configuring, 42, 56 57 J jamming, 163 K Kerio Personal Firewall, 173 key settings, configuring, 81 kits for wireless networks, 61 L LANs (local area networks), 9 laptop adapters, 36 lights, adapters, 61 M MAC (Media Access Control), 170 171 main cable, 8 managing wireless networks. See system administration. manually configuring wireless networks, 78 79 manufacturers addresses, identifying, 53 messaging, 16 microwave ovens, interference from, 29 microwave technology, 15 mobile access benefits of, 10 computer-to-computer networks, 99 configuration, 183 cost, 182 hardware, 183 Internet access, 180 range, 5 requirements, 21 roaming, 183 service providers, 182 183, 187 socializing, 180 standards, 182 viewing available networks, 186 187 mobile access, hotspots definition, 181 directories of, 184 185 finding, 184 185 195
Index mobile access, VPNs (virtual private networks) accepting incoming connections, 189 connecting to, 190 191 definition, 181 disconnecting, 191 setting up, 188 191 modems cable, 38 high-speed, 34 speed, cable versus dial-up, 38 modems, broadband configuring, 38 39 installing, 34 Internet access, 34 moving preferred networks, 82 My Network Places, 114 115 N NAT (Network Address Translation), 57 network adapters CompactFlash, 63 computer-to-computer mode, 105 configuring, 87 external, 35 firmware, updating, 72 73 game, 37 handheld, 36 indicator lights, 61 infrastructure mode, 105 laptop, 36 modes, 105 network, 35 PC card-compatible, 62, 64 67 PCI (Peripheral Component Interconnect), 62, 64 67 USB, 63 network interface cards (NICs). See network adapters. networks. See also specific types of networks. access points, 7 across large areas. See WANs (wide area networks). backbone, 8 bridges. See bridges. cables, 9 clients, 7 components, 6 definition, 6 infrastructure, 6 main cable, 8 peripherals, 8 physical components, 6 physical layout. See topology. protocols. See protocols. requirements, 20 21 servers, 7 setting up. See configuring wireless networks. in single buildings. See LANs (local area networks). size, 9 topology, 8 NICs (network interface cards). See network adapters. O operating system requirements, 18, 96 P paper type, printers, 128 passwords access points, changing, 48 assigning to user accounts, 142 145 bypassing, 143 changing, 145 deleting, 145 files, 147 folder protection, 147 folders, 147 forgetting, 145 user accounts, 142 145 writing down, 144 145 PC card-compatible adapters, 62, 64 67 PC port requirements, 18 PCI (Peripheral Component Interconnect) adapters, 62, 64 67 PCMCIA slot. See laptop adapters. peer-to-peer networks. See computer-to-computer networks. peripherals, 8 permissions. See access restrictions. Personal Video Recorders (PVRs), 37 physical layout. See infrastructure; topology. point-to-point networks, 41 196
portability, 11 ports access points, 45 configuring, 43 requirements, 18 USB, advantages of, 19 power consumption, 12 preferred networks adding, 80 81 definition, 80 deleting, 82 moving, 82 printers adding, 126 129 default, identifying, 127 locating, 155 paper type, 128 sharing, 110, 126 127, 154 155 programs. See applications; software. protocols, 9 proxies, 172 PVRs (Personal Video Recorders), 37 R radio signals definition, 4 strength, viewing, 84 85 radio transceivers, 4 range 802.11a standard, 28 802.11b standard, 28 802.11g standard, 29 computer-to-computer networks, 97 displaying wireless networks within, 77 estimating coverage, 28 29 factors affecting, 29 mobility, 5 redundancy, 99 Remote Desktop blocking. See firewalls. and VPNs (virtual private networks), 190 renaming passwords, 145 SSID (service set identifier), 168 169 workgroups, 148 151 residential gateways, 42 43. See also wireless gateways. restrictions. See access restrictions. roaming, 183 routers. See wireless routers. running wireless networks. See system administration. S scheduling, 17 secure resources, 160 security 802.11i standard, 23 authentication, 39 benefits of, 160 blocking specific hardware, 171 configuring, 43 data protection, 160 disadvantages, 161 eavesdropping, 162 filter data, 159 hardware access list, 170 171 hiding computers from the Internet, 57 identification, 158 identity fraud, 167 jamming, 163 lax procedures, 162 MAC (Media Access Control), 170 171 management problems, 161 proxies, 172 restricting data access, 159 restricting sources, 159 secure resources, 160 speed, 161 SSID (service set identifier), 168 169 threat reduction, 163 threats to data, 162 163 wireless disadvantage, 13 security, encryption 64-bit versus 128-bit, 165 CompactFlash adapters, 63 definition, 158 disabling for configuration, 103 WEP (Wired Equivalent Privacy), 164 167 security, firewalls configuring, 172 173 disabling, 176 177 downloading, 173 managing, 174 175 troubleshooting, 175 servers, 7 service providers, 182 183, 187 service set identifier (SSID). See SSID (service set identifier). setting up networks. See configuring wireless networks. setup speed, 10 sharing files, 110 111, 116 117, 153 Internet connections, 106 107 printers, 110, 126 127, 154 155 197
Index sharing, folders method, 116 117 monitoring shared folders, 118 121 setup, 152 153 unsharing, 121 shutting down, notifying users, 120 signals. See radio signals. size limits of networks, 9, 97 software. See also firmware. applications. See applications. drivers. See drivers. installing. See installing software. operating system requirements, 18, 96 special user accounts, 133 speed 802.11a standard, 26 802.11b standard, 27 802.11g standard, 27 cable modems versus dial-up, 38 compared to wired networks, 5 configuring wireless networks, 41 dependencies, 26 DSL (Digital Subscriber Line), 38 Ethernet, 27 real versus theoretical, 26 and security, 161 SSID (service set identifier) disabling, 169 preferred networks, 80 81 renaming, 168 169 standards 802.11i, 23 mobile access, 182 multiple wi-fi standards, 21 summary of, 22 23 Wi-Fi (Wireless Fidelity), 22 standards, 802.11a definition, 22 speed, 26 standards, 802.11b standards, 802.11g static IP addresses, 57 Sunbelt Kerio Personal Firewall, 173 Sunbelt Software, 173 system administration, lack of, 13 system administration, user accounts adding, 134 137 authentication, 132 changing workgroup names, 148 151 deleting accounts, 138 139 deleting files, 139 groups, 133 Guest, 146 147 maximum number of, 137 passwords, 142 145 restrictions, 132 special accounts, 133 system requirements, 18 19 T topology, 8. See also infrastructure. traveling. See mobile access. troubleshooting firewalls, 175 U unsharing folders, 121 updating drivers, 70 71 firmware, 54 55, 72 73 software, 65 USB adapters, 63 USB ports, 19 user accounts adding, 134 137 authentication, 132 changing workgroup names, 148 151 deleting accounts, 138 139 deleting files, 139 groups, 133 Guest, 146 147 maximum number of, 137 passwords, 142 145 restrictions, 132 special accounts, 133 198
V viewing available networks, 76 77, 186 187 network connections, 113. See also browsing networks. signal strength, 84 85 VPNs (virtual private networks) accepting incoming connections, 189 connecting to, 190 191 definition, 181 disconnecting, 191 setting up, 188 191 W WANs (wide area networks), 9 warranties, 61 Web browsing, 17 Web-based configuration, 41 WEP (Wired Equivalent Privacy), 164 167 Wi-Fi (Wireless Fidelity), 14, 22 Windows firewall. See firewalls. wireless gateways, 46. See also residential gateways. wireless networks applications, 16 17 benefits of, 10 11 connecting to other networks. See bridges. cost, versus wired, 11 definition, 4 disadvantages of, 12 13 dual-band capability, 21 expandability, 11 hardware requirements, 18 home versus office setup, 20 kits, 61 mobile access, 21 networking requirements, 20 21 number of computers, 20 operating system requirements, 18 PC port requirements, 18 portability, 11 within range, displaying, 77 setting up. See configuring wireless networks. setup speed, 10 standards. See standards. system requirements, 18 19 types of technology, 14 15 wireless routers, 42 WLANs (wireless LANs), 9 workgroups definition, 124 versus domain names, 124 renaming, 148 151 writing down passwords, 144 145 Z Zero Configuration feature, 86 89 199