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Glossary
VPN
Short for Virtual Private Network, a network that is constructed by using public wires to
connect nodes. For example, there are a number of systems that enable you to create
networks using the Internet as the medium for transporting data. These systems use
encryption and other security mechanisms to ensure that only authorized users can access
the network and that the data cannot be intercepted.
WAN
Short for Wide Area Network. A computer network that spans a relatively large
geographical area. Typically, a WAN consists of two or more Local Area Networks
(LANs). Computers connected to a WAN are often connected through public networks,
such as the telephone system.
Web browser
A computer program used for accessing the World Wide Web.
World Wide Web
World Wide Web (WWW) is a system of Internet servers that support specially formatted
documents. The documents are formatted in a language called HTML (HyperText
Markup Language) that support links to other documents, as well as graphics, audio and
video files. This means you can jump from one document to another simply be clicking
on hyperlinks.
EN/LZT1083982 R4
2000-12-07
87 (87)