Users Guide

Glossary 359
Glossary
Active Directory
Active Directory is a centralized and standardized system that automates network
management of user data, security, and distributed resources, and enables
interoperation with other directories. Active Directory is designed especially for
distributed networking environments.
AGP
Abbreviation for accelerated graphics port, which is a bus specification that allows
graphics cards faster access to main system memory.
ARP
Acronym for Address Resolution Protocol, which is a method for finding a host’s
Ethernet address from its Internet address.
ASCII
Acronym for American Standard Code for Information Interchange, which is a
code representation used for displaying or printing letters, numbers, and other
characters.
BIOS
Acronym for basic input/output system, which is the part of system software that
provides the lowest-level interface to peripheral devices and which controls the
first stage of the system boot process, including installation of the operating
system into memory.
BMC
Abbreviation for baseboard management controller, which is the controller
interface between the DRAC 5 and the managed system’s BMC.
bus
A set of conductors connecting the various functional units in a computer. Busses
are named by the type of data they carry, such as data bus, address bus, or PCI bus.