140
OGU 930500105-A1
URL Filter
A URL Filter is a feature of a firewall that allows it to stop its clients form browsing inappropriate Web sites.
UTP
Unshielded twisted pair is the cable used by 10BASE-T and 100BASE-Tx Ethernet networks.
VCI
VCI - Virtual Channel Identifier. The identifier in the ATM (Asynchronous Transfer Mode) cell header that identi-
fies to which virtual channel the cell belongs.
VPI
VPI - Virtual Path Identifier. The field in the ATM (Asynchronous Transfer Mode) cell header that identifies to
which VP (Virtual Path) the cell belongs.
WAN
Wide Area Network. A network that connects computers located in geographically separate areas (for example,
different buildings, cities, or countries). The Internet is an example of a wide area network.
WEP
Wired Equivalent Privacy. A shared key encryption mechanism for wireless networking. Encryption strength is
40/64 bit or 128 bit.
Wi-Fi
Wireless Fidelity. This is the certification granted by WECA to products that meet their inter operability criteria.
(see also 802.11b, WECA)
Wi-Fi Alliance
The Wi-Fi Alliance is a trade group, owning the trademark to Wi-Fi, aiming at performing the testing, certifying
interoperability of products and promoting the technology.
Wireless Client
The term used to describe a desktop or mobile PC that is wirelessly connected to your wireless network
Wireless LAN Service Area
Another term for ESSID (Extended Service Set Identifier)
Wizard