Intellinet Network Solutions 523967 - Manual (Page 127)

transmission over the Internet. Both TCP and UDP are transport layer protocols. TCP
performs proper error detection and error recovery, and thus is reliable. UDP, on the
other hand, is not reliable. They both run on top of the IP (Internet Protocol), a
network layer protocol.
WAN: Wide Area Network. A network that connects computers located in
geographically separate areas (e.g., different buildings, cities, countries). The Internet
is a wide area network.
Web-based management Graphical User Interface (GUI): Many devices support a
graphical user interface that is based on the Web browser. This means the user can use
the familiar Netscape or Microsoft Internet Explorer to Control/configure or monitor
the device being managed.