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Appendix H: Glossary
10/100 8-Port VPN Router
Appendix H: Glossary
Adapter
- A device that adds network functionality to your PC.
Bandwidth
- The transmission capacity of a given device or network.
Bit
- A binary digit.
Boot
- To start a device and cause it to start executing instructions.
Broadband
- An always-on, fast Internet connection.
Browser
- An application program that provides a way to look at and interact with all the information on the
World Wide Web.
Cable Modem
- A device that connects a computer to the cable television network, which in turn connects to the
Internet.
DDNS
(Dynamic Domain Name System) - The capability of having a website, FTP, or e-mail server-with a dynamic
IP address-use a fixed domain name.
Default Gateway
- A device that forwards Internet traffic from your local area network.
DHCP
(Dynamic Host Configuration Protocol) - A protocol that lets one device on a local network, known as a
DHCP server, assign temporary IP addresses to the other network devices, typically computers.
DMZ
(Demilitarized Zone) - Removes the Router's firewall protection from one PC, allowing it to be “seen” from
the Internet.
DNS
(Domain Name Server) - The IP address of your ISP's server, which translates the names of websites into IP
addresses.
Domain
- A specific name for a network of computers.
Download
- To receive a file transmitted over a network.
DSL
(Digital Subscriber Line) - An always-on broadband connection over traditional phone lines.
Dynamic IP Address
- A temporary IP address assigned by a DHCP server.