Glossary

host

A computer attached to a network that shares its information and devices with the rest of

 

the network.

host routes

An IP address having a subnet mask of 255.255.255.255.

hub

A device connecting several computers to a LAN.

ICMP

Internet Control Message Protocol. An Internet protocol that allows for the generation of

 

error messages, test packets, and information messages related to IP.

IEEE

Institute of Electrical and Electronic Engineers.

Internet

The worldwide internetwork that predominantly uses the TCP/IP protocol.

intranet

A private network or internet using Internet standards and software, but protected from

 

public access.

IP

Internet Protocol. An open networking protocol used for internet packet delivery.

IP Address

Internet Protocol Address. The address assigned to an Internet host.

ISP

Internet Service Provider. A vendor who provides direct access to the Internet.

LAN

Local Area Network. A privately owned and administered data communications network

 

limited to a small geographic area.

lb0

Logical Bridge. Equivalent to e1a.

link

The physical connection between one location and another used for data transmission.

MAC

Media Access Control. The lower of the two sublayers of the data link layer, the MAC

 

sublayer controls access to shared media.

MAC Address

Media Access Control Address. The unique fixed address of a piece of hardware, normally

 

set at the time of manufacture, and used in LAN protocols.

margin (DSL)

The additional noise, measured in dB, that would need to be added to the existing noise on

 

a given DSL loop to bring the Bit Error Rate to IE±7 (107).

MCC Card

Management Communications Controller Card. The DSLAM circuit card used to configure

 

and monitor the DSLAM.

MIB

Management Information Base. A database of managed objects used by SNMP to provide

 

network management information and device control.

MTU

Maximum Transmission Unit.

MVL

Multiple Virtual Lines. A proprietary local loop access technology that permits several

 

services to concurrently and discretely use a single copper wire loop.

MVL card

A card with MVL ports used in the 8600, 8800, or 8810 DSLAM.

MVL modem

An endpoint (customer premises) modem that provides high-speed Internet or corporate

 

LAN access over twisted-pair copper lines using MVL technology.

NAP

Network Access Provider. The provider of the physical network that permits connection of

 

service subscribers to NSPs.

NHR

Next Hop Router. The next router IP address to any given destination.

NMS

Network Management System. A computer system used for monitoring and controlling

 

network devices.

NSP

Network Service Provider. A local telephone company or ISP that provides network

 

services to subscribers.

8000-A2-GB26-10

January 1999

GL-3

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Paradyne 8310 MVLt Host routes, Hub, Internet, Intranet, IP Address, Lb0, Link, MAC Address, Margin DSL, MCC Card