6 GLOSSARY

TERM

DEFINITION

 

 

expansion slot

An opening in a computer where a circuit board can be inserted

 

to add new capabilities.

 

 

F-type

A type of connector used to connect coaxial cable to equipment

connector

such as the SB6120.

 

 

IP address

An Internet Protocol address is an identifier for a computer or

 

device on a TCP/IP network. Networks using the TCP/IP protocol

 

route messages based on the destination IP address. Your cable

 

service provider assigns your cable modem an IP address to

 

provide a continuous Internet connection.

 

 

MAC address

The Media Access Control Address uniquely identifies each

 

device that can be connected to an Ethernet network. It is

 

permanently written to read-only memory (ROM) at the factory

 

and printed on the rear panel of your SB6120 SURFboard DOCSIS

 

3.0 Cable Modem. You need to provide the MAC address to your

 

cable service provider.

 

 

MHz

Mega Hertz. A measure of radio frequency - millions of cycles per

 

second. One MHz means one million cycles per second.

 

 

RJ-45

The most common type of connector for Ethernet networks.

 

 

splitter

A splitter is a device that divides the signal power from an input

 

cable equally between two or more signals, each carrying a

 

selected frequency range.

 

 

TCP/IP

Transmission Control Protocol/Internet Protocol is a set of

 

protocols that provides standards and rules for communication

 

between networks.

 

 

two-way

A cable or fiber optic system that can transmit signals in both

 

directions to and from the headend and the cable modem.

 

 

upstream

In a cable data network, upstream describes the direction of data

 

sent from your computer to the Internet.

 

 

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