16 Glossary

This chapter contains a list of terms used in the System Administration Guide. Each term has a corresponding definition that reflects the meaning of the term as it is used in this Guide.

Terms Defined

Use the following definitions to learn more about the meanings of terms used in this Guide.

10Base-T

10-Mbps baseband Ethernet specification using two pairs of

 

twisted-pair cabling: one pair for transmitting data and the

 

other for receiving data. 10Base-T, which is part of the IEEE

 

802.3 specification, has a distance limit of approximately 100

 

meters per segment. See also Ethernet and IEEE.

100Base-TX

100-Mbps baseband Fast Ethernet specification using two

 

pairs of either UTP or STP wiring. The first pair of wires is

 

used to receive data; the second is used to transmit. To

 

guarantee proper signal timing, a 100Base-TX segment

 

cannot exceed 100 meters in length. Based on the IEEE 802.3

 

standard. See also Ethernet, and IEEE.

ASCII

An abbreviation of American Standard Code for Information

 

Interchange. A coding scheme that assigns numeric values to

 

letters, numbers, punctuation, and certain other characters.

BOOTP

An abbreviation of Bootstrap Protocol. This is a protocol used

 

by a network node to determine the IP address of its Ethernet

 

interfaces, in order to boot a computer from a server via a

 

network.

Client Server

A network environment in which the nodes communicate with

 

a file server, and not directly with other nodes.

DHCP

An abbreviation of Dynamic Host Configuration Protocol. A

 

protocol allowing the principal parameters of network devices

 

(including IP Addresses) to be configured by central DHCP

 

servers.

DNS

An abbreviation of Domain Name System. A system used in

 

the Internet for translating names of network nodes into

 

addresses.

Driver

Software that is loaded on the client workstation that prepares

 

data to be sent to the machine.

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