Asus SL1000 - Manual (Page 163)

Internet Security Router User ’s Manual Appendix 16. Glossary
147
twisted pair The ordinary copper telephone wiring long used by telephone companies. It contains
one or more wire pairs twisted together to reduce inductance and noise. Each
telephone line uses one pair. In homes, it is most often installed with two pairs. For
Ethernet LANs, a higher grade called Category 3 (CAT 3) is used for 10BASE-T
networks, and an even higher grade called Category 5 (CAT 5) is used for 100BASE-T
networks. See also 10BASE-T, 100BASE-T, Ethernet.
upstream The direction of data transmission from the user to the Internet.
WAN Wide Area Network
Any network spread over a large geographical area, such as a country or continent.
With respect to the Internet Security Router, WAN refers to the Internet.
Web browser A software program that uses Hyper-Text Transfer Protocol (HTTP) to download
information from (and upload to) web sites, and displays the information, which may
consist of text, graphic images, audio, or video, to the user. Web browsers use Hyper-
Text Transfer Protocol (HTTP). Popular web browsers include Netscape Navigator
and Microsoft Internet Explorer. See also HTTP, web site, WWW.
Web page A web site file typically containing text, graphics and hyperlinks (cross-references) to
the other pages on that web site, as well as to pages on other web sites. When a user
accesses a web site, the first page that is displayed is called the home page. See also
hyperlink, web site.
Web site A computer on the Internet that distributes information to (and gets information from)
remote users through web browsers. A web site typically consists of web pages that
contain text, graphics, and hyperlinks. See also hyperlink, web page.
WWW World Wide Web
Also called (the) Web. Collective term for all web sites anywhere in the world that can
be accessed via the Internet
.