Glossary

10BASE-T

IEEE 802.3 specification for 10 Mbps Ethernet over twisted pair wiring.

AUI

See

attachment unit interface.

attachment unit

A 15-pin connector for attaching an Ethernet transceiver.

interface

 

 

B channel

A 64 Kbps “Bearer” channel used to carry voice or data over the ISDN

 

network.

BACP

See

Bandwidth Allocation Control Protocol.

BRI

See

Basic Rate Interface.

Bandwidth Allocation

An extension to the Point-to-Point Protocol (PPP) for dynamic control of the

Control Protocol

combining of B channels.

Basic Rate Interface

The ISDN Basic Rate Interface, composed of two B channels and one

 

D channel.

blacklist

A list of phone numbers that cannot be dialed because of problems connecting

 

in the past.

CLID

See

Caller Line Identification.

callback

A feature in which a user dials in to the router, which then disconnects and

 

places a call to the user.

Caller Line

Also known as Caller ID. The directory number of the caller is provided by

Identification

the telephone company to the party called during call setup.

CHAP

See

Challenge Handshake Authentication Protocol.

Challenge Handshake

A method of establishing security on PPP links where the peers must

Authentication

exchange a plain text “secret,” or password, in order to establish a link.

Protocol

 

 

 

 

 

Glossary

 

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