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numbers used only within a particular network (as opposed to valid IP address numbers recognized by
the Internet, which must be assigned by InterNIC).
TCP/IP, UDP:
Transmission Control Protocol/Internet Protocol (TCP/IP) and Unreliable Datagram
Protocol (UDP). TCP/IP is the standard protocol for data transmission over the Internet. Both TCP and
UDP are transport layer protocol. 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.