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Protocol (IP). UDP is an alternative to the Transmission Controll Protocol (TCP) and, together with IP, is
sometimes referred to as UDP/IP
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USB
— Universal Serial Bus. A connection type for computing device peripherals such as a printer,
mobile modem, etc. USB connectors may be used for data transfer or charging.
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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).
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VPN
— Virtual Private Network. A secure private network that runs over the public Internet.
Commonly used to connect to an office network from elsewhere.
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Wi-Fi
— Wireless Fidelity. Any system that uses the 802.11 standard developed and released in 1997 by
the IEEE.
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Wi-Fi Client
— A wireless device that connects to the Internet via Wi-Fi.
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WPA/WPA2
— Wi-Fi Protected Access. A security protocol for wireless 802.11 networks from the Wi-Fi
Alliance.