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Appendix e Glossary
PPPoE (Point-To-Point Protocol over Ethernet)/
PPPoA (Point-To-Point Protocol over ATM)
Methods of secure data transmission.
Router
A central device that manages the data traffic of the network.
Subnet Mask
A set of four numbers configured like an IP address used to create IP address
numbers used only within a particular network.
SSID
See “ESSID.”
TCP/IP (Transmission Control Protocol/Internet Protocol)
The standard protocol for data transmission over the Internet.
WAN (Wide Area Network)
A network that connects computers located in separate areas, (i.e., different
buildings, cities, countries). The Internet is a WAN.
WiFi Alliance (Wireless Fidelity Alliance)
An industry group that certifies cross-vender interoperability and compatibility
of IEEE 802.11b/g wireless networking products and promotes the standard for
enterprise, small business, and home environments.
WLAN (Wireless Local Area Network)
A group of computers and other devices connected wirelessly in a small area.
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