Well DA-300N, User Manual

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User’s Guide Glossary
DHCP
Dynamic Host Configuration Protocol
DHCP automates address assignment and management.
omputer connects to the LAN, DHCP assigns it an
s from a shared pool of IP addresses; after a
ool.
e DHCP
P
erver
digital
ssed
L
nal. See
analog
.
hoo.com
is the domain name associated with IP
n you start to access a web
name.
IP address. Domain names must be unique; their
download
DSL
FTP
ng
b server, and downloading files
Gbps
net data rates are often expressed in Gbps.
network.
When a c
IP addres
specified time limit, DHCP returns the address to the p
DHCP relay
Dynamic Host Configuration Protocol relay
A DHCP relay is a computer that forwards DHCP data
between computers that request IP addresses and th
server that assigns the addresses. Each of the Wireless
ADSL2+ Router's interfaces can be configured as a DHC
relay. See
DHCP
.
DHCP s
Dynamic Host Configuration Protocol server
A DHCP server is a computer that is responsible for
assigning IP addresses to the computers on a LAN. See
DHCP
.
Of data, having a form based on discrete values expre
as binary numbers (0's and 1's). The data component in DS
is a digital sig
DNS
Domain Name System
The DNS maps domain names into IP addresses. DNS
information is distributed hierarchically throughout the
Internet among computers called DNS servers. For example,
www.ya
address 216.115.108.243. Whe
site, a DNS server looks up the requested domain name to
find its corresponding IP address. If the DNS server cannot
find the IP address, it communicates with higher-level DNS
servers to determine the IP address. See
domain
domain name
A domain name is a user-friendly name used in place of its
associated
assignment is controlled by the Internet Corporation for
Assigned Names and Numbers (ICANN). Domain names are
a key element of URLs, which identify a specific file at a web
site. See
DNS.
To transfer data in the downstream direction, i.e., from the
Internet to the user.
Digital Subscriber Line
A technology that allows both digital data and analog voice
signals to travel over existing copper telephone lines.
encryption keys
See
network keys
Ethernet
The most commonly installed computer network technology,
usually using twisted pair wiring. Ethernet data rates are 10
Mbps and 100 Mbps.
See also 10BASE-T, 100BASE-T,
twisted pair
.
File Transfer Protocol
A program used to transfer files between computers
connected to the Internet. Common uses include uploadi
new or updated files to a we
from a web server.
Abbreviation of Gigabits per second, or one billion bits per
second. Inter
host
A device (usually a computer) connected to a
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