Gateway WBR-100 Manual De Usuario
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Appendix A: Glossary
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Terms you should know
adapter (network) - A circuit board that plugs into a computer to let the
computer connect to a network.
computer connect to a network.
beacon interval - A beacon is a periodic broadcast by the router to keep the
network synchronized. The interval indicates how often the router broadcasts
the beacon.
network synchronized. The interval indicates how often the router broadcasts
the beacon.
broadband - When multiple signals or channels (such as voice, data, and video)
share the bandwidth of a single medium.
share the bandwidth of a single medium.
browser - A program running on a computer which makes it possible to view
and interact with the Internet.
and interact with the Internet.
cable modem - A broadband device that uses a coaxial cable to connect to an
ISP to access the Internet.
ISP to access the Internet.
CAT 5 - The minimum standard of twisted-pair cable suitable for data
transmission over a computer network.
transmission over a computer network.
data packet - A unit of transmitted data. For more information, see “packet.”
default gateway - A routing device that forwards data over a local network.
DHCP (Dynamic Host Configuration Protocol) - DHCP lets a router or access
point router temporarily assign an IP address to a computer on the network.
point router temporarily assign an IP address to a computer on the network.
DMZ (demilitarized zone) - DMZ hosting lets a single computer on your LAN
expose all of its ports to the Internet. When you set up DMZ hosting on a
computer, you bypass the security provided by a router. Consider port forwarding
as an alternative to DMZ hosting.
expose all of its ports to the Internet. When you set up DMZ hosting on a
computer, you bypass the security provided by a router. Consider port forwarding
as an alternative to DMZ hosting.
DNS - A database that translates and stores domain and host names as IP
addresses.
addresses.
domain - A set of IP addresses usually “owned” by a company. For example,
in an e-mail address the name of the domain comes after the @ symbol.
in an e-mail address the name of the domain comes after the @ symbol.
DSL (Digital Subscriber Line) - A broadband Internet connection that uses an
ordinary telephone line to provide a fast, “always on” connection to the
Internet.
ordinary telephone line to provide a fast, “always on” connection to the
Internet.