●●USB Port Types — The USB ports on computers and hubs have a rectangular Type A socket, and peripheral devices have a cable with a Type A plug. Peripherals that do not have an attached cable have a square Type B socket on the device and a separate cable with a Type A and Type B plug. Ports and connectors are available in different sizes (for example, standard, mini, and micro).
●●VPN — Virtual Private Network. A secure private network that runs over the public Internet. Commonly used to connect to an office network from elsewhere.
●●WWAN — Wireless Wide Area Network. A public network that extends beyond architectural, geographical, or political boundaries (unlike a LAN, which is usually a private network located within a room, building, or other limited area).
●●WEP — Wired Equivalent Privacy. An IEEE standard security protocol for 802.11 networks. Superseded by WPA and WPA2.
●●WiFi — Wireless Fidelity. Any system that uses the 802.11 standard developed and released in 1997 by the IEEE.
●●WiFi Client — A wireless device that connects to the Internet via WiFi.
●●WPA/WPA2 — WiFi Protected Access. A security protocol for wireless 802.11 networks from the WiFi Alliance.
83
