Numerics

10BASE-T

G L O S S A R Y

The 10-Mbps baseband Ethernet specification that uses two pairs of twisted-pair cabling (Category 3 or 5): one pair for transmitting data and the other for receiving data.

B

BRI

Basic Rate Interface. An ISDN interface composed of two bearer channels

 

(B channels) and one data channel (D channel) for circuit-switched

 

communication of voice, video, and data.

C

Cisco 800 Fast Step

A Windows 95–, Windows 98–, and Windows NT–based software tool that ships

Application

with the Cisco 800 series routers for basic configurations and verification of the

 

router software configuration. It also monitors the status of the ISDN interface,

 

error detail, and usage statistics.

crossover Ethernet

A cable that wires a pin to its opposite pin; for example, RX+ is wired to TX+.

cable

This cable connects two similar devices, for example, two data terminal

 

equipment (DTE) devices or two data communications equipment (DCE)

 

devices.

D

DRAM

Dynamic RAM that stores information in capacitors that must be refreshed

 

periodically.

E

Cisco 800 Series Routers Hardware Installation Guide

 

78-5373-04

GL-1

 

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Cisco Systems 80O SERIES manual Numerics, GL-1