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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

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Creative 2030 Bedienungsanleitung Seite 81