Motorola SB4220 manual Glossary, Coaxial cable

Introduction Before You Begin Installation & Configuration Troubleshooting FAQ

Glossary

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Glossary

coaxial cable	A type of wire consisting of a center wire surrounded by insulation and a grounded shield of braided wire. The shield minimizes
(coax)	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.
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.

expansion slot An opening in a computer where a circuit board can be inserted to add new capabilities. F-type connector A connector used to connect coaxial cable to equipment.

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.

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57 SURFboard Cable Modem SB4220 Series User Guide

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