TECH 101: WAN (Wide Area Network)
A wide area network (WAN) is a geographically distributed private telecommunications network that interconnects multiple local area networks (LANs).
TECH 101: ADSL (Asymmetric Digital Subscriber Line)
ADSL (Asymmetric Digital Subscriber Line) is a technology for transmitting digital information at a high bandwidth on existing phone lines to homes and businesses. Unlike regular dialup phone service, ADSL provides continously-available, “always on” connection.