Home Station ADSL ADB P.DG A4001N 101
Subnets
A network that is a component of a larger network.
Switch
A device that interconnects several LANs to form a single logical LAN that comprises of several LAN segments.
Switches are similar to bridges, in that they connect LANs of a different type; however they connect more LANs
than a bridge and are generally more sophisticated.
TCP/IP
Transmission Control Protocol/Internet Protocol. This is the name for two of the most well-known protocols devel-
oped for the interconnection of networks. Originally a UNIX standard, TCP/IP is now supported on almost all plat-
forms, and is the protocol of the Internet.
TCP
It relates to the content of the data travelling through a network — ensuring that the information sent arrives in
one piece when it reaches its destination. IP relates to the address of the end station to which data is being sent, as
well as the address of the destination network.
Traffic
The movement of data packets on a network.
Universal plug and play
Universal plug and play is a system which allows compatible applications to read some of their settings from the
Router. This allows them to automatically configure some, or all, of their settings and need less user configuration.
URL Filter
A URL Filter is a feature of a firewall that allows it to stop its clients form browsing inappropriate Web sites.
USB
Universal Serial Bus is a specification to establish communication between devices and a host controller (usually
personal computers).
UTP
Unshielded twisted pair is the cable used by 10BASE-T and 100BASE-Tx Ethernet networks.
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