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UDP The User Datagram Protocol is a connectionless protocol that
resides above IP in the TCP/IP suite
User Name The USERNAME is the unique name assigned to each person
who has access to the LAN.
Utility
It is a program that performs a specific task.
UTP
Unshielded twisted-pair. UTP is a form of cable used by all
access methods. It consists of several pairs of wires enclosed in
an unshielded sheath.
W
WAN
Wide-Area Network. A wide-area network consists of groups
of interconnected computers that are separated by a wide
distance and communicate with each other via common carrier
telecommunication techniques.
WEP
WEP is widely used as the basic security protocol in Wi-Fi
networks, which secures data transmissions using 64-bit or
128-bit encryption.
Windows
Windows is a graphical user interface for workstations that use
DOS.
WPA WPA (Wi-Fi Protected Access) is used to improve the security
of Wi-Fi networks, replacing the current WEP standard. It uses
its own encryption, Temporal Key Integrity Protocol (TKIP),
to secure data during transmission.
WPA2
Wi-Fi Protected Access 2, the latest security specification that
provides greater data protection and network access control for
Wi-Fi networks. WPA2 uses the government-grade AES
encryption algorithm and IEEE 802.1X-based authentication,
which are required to secure large corporate networks.