CREATIVE 2030 - Manual (Page 81)

Glossary D-2
Broadband A transmission media that can handle the transmission of multiple messages, at
different frequencies at one time. Broadband signals use analog carriers.
Cable modem A modem that sends and receives digital data on the same cable that brings
television broadcast signals to your home.
Channel A channel is a separate path through which signals can flow.
Client A computer that accesses shared network resources provided by another computer
(called a server) on a local area network or the Internet.
dBm Power level in decibels relative to 1 mW.
Domain Name System
(DNS) This system allows you to specify a symbolic name, a meaningful and easy-to-
remember “handle,” instead of an Internet Protocol (IP) address. The DNS is the
way Internet domain names are located and translated into IP addresses.
DNS Server A server that contains both the English and numerical addresses of all computers
connected to the Internet. When you specify an e-mail or IP address using the
“English” domain name, the DNS server will return the corresponding numeric
address.
Domain Name The Internet address or the URL of a web site.
Direct Sequence Spread
Spectrum (DSSS) Direct Sequence Spread Spectrum — A digital modulation technique that spreads
data transmissions across the entire available frequency band in a pre-arranged
scheme. Under DSSS, each bit of data to be transmitted is encoded with a redundant