6 GLOSSARY

This glossary defines terms and lists acronyms used with the SB6120.

TERM

DEFINITION

 

 

broadband

High bandwidth network technology that multiplexes multiple,

 

independent carriers to carry voice, video, data, and other

 

interactive services over a single cable. A communications

 

medium that can transmit a relatively large amount of data in a

 

given time period. A frequently used synonym for cable TV that

 

can describe any technology capable of delivering multiple

 

channels and services.

 

 

CableLabs

A research consortium that defines the interface requirements for

 

cable modems and acknowledges that tested equipment

 

complies with DOCSIS.

 

 

client

In a client/server architecture, a client is a computer that requests

 

files or services, such as file transfer, remote login, or printing

 

from the server. Also called a CPE.

 

 

coaxial cable

A type of wire consisting of a center wire surrounded by

(coax)

insulation and a grounded shield of braided wire. The shield

 

minimizes electrical and radio frequency interference.

 

 

DOCSIS

The CableLabs Data-Over-Cable Service Interface Specification

 

defines interface standards for cable modems and supporting

 

equipment.

 

 

download

To copy a file from one computer to another. You can use the

 

Internet to download files from a server to your home PC. A

 

DOCSIS cable modem downloads its configuration from a server

 

during start-up.

 

 

downstream

In a cable data network, downstream describes the direction of

 

data received by your computer from the Internet.

 

 

driver

Software that enables a computer to interact with a network or

 

other device. For example, there are drivers for printers, monitors,

 

graphics adapters, modems, Ethernet, USB, HPNA, and many

 

others.

 

 

Ethernet

The most widely used type of local area network (LAN). The most

 

commonly installed Ethernet networks are called 10Base-T.

 

10Base-T provides transmission speeds up to 10 megabits per

 

second (Mbps), usually over twisted-pair wire. Fast Ethernet

 

(100Base-T) provides transmission speeds up to 100 Mbps.

 

Gigabit (GigE) Ethernet provides speeds up to 1 gigabit.

 

 

 

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