Glossary
STP (Shielded Twisted Pair). A type of cable that consists of two shielded wires twisted around each other. It is used extensively for local area networks and telephone connections.
Switch. A switch is essentially an intelligent hub. When a packet arrives at the switch, it looks at the packet, determines which computer the packet is directed to, and forwards the packet to that computer. By contrast, a hub regenerates the packet and broadcasts it to every computer connected through it.
TCP/IP (transmission control protocol/Internet protocol). A networking protocol that provides communication across interconnected networks, between computers with diverse hardware architectures and various operating systems. TCP and IP are only two protocols in the family of Internet protocols. However, TCP/IP is used to denote the family of common Internet protocols.
Telnet. Terminal emulation program for TCP/IP networks that runs on your computer and connects your PC to a server on the network.
Traffic. A measure of the quantity of data transferred from one computer to another computer per unit of time. Traffic is normally measured in megabytes.
Upload. To transmit files from your computer to another through a network.
UTP (Unshielded Twisted Pair). A type of cable that consists of two unshielded wires twisted around each other. It is used extensively for local area networks and telephone connections.
WLAN (wireless local area network). A type of local area network that uses
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