ZyXEL Communications Prestige 642 User Manual page 130

Prestige 642 ADSL Internet Access Router
host system. Objects include directories and an assortment of file types, including text files,
graphics, video, and audio. A URL is the address of an object that is normally typed in the
Address field of a Web browser. The URL is basically a pointer to the location of an object.
VCI Virtual Channel Identifier Identifies virtual channels between users or between users and
networks.
VPI Virtual Path Identifier Identifies virtual paths between users or between users and networks.
WAN Wide Area Networks link geographically dispersed offices in other cities or around the globe.
Just about any long-distance communication medium can serve as a WAN link, including
switched and permanent telephone circuits, terrestrial radio systems, and satellite systems.
WWW (World Wide Web) -- Frequently used (incorrectly) when referring to "The Internet", WWW has
two major meanings - First, loosely used: the whole constellation of resources that can be
accessed using Gopher, FTP, HTTP, telnet, USENET, WAIS and some other tools. Second
the universe of hypertext servers (HTTP servers).
F
Glossary