Dell PowerEdge R900 User Manual

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Glossary

KB — Kilobyte(s); 1024 bytes.
K

B P S

— Kilobit(s) per second.

P S

— Kilobyte(s) per second.

K E Y

C O M B I N A T I O N

— A command requiring you to press multiple keys at the same

time (for example, ).

K G

— Kilogram(s); 1000 grams.

— Kilohertz.

KMM — Keyboard/monitor/mouse.
KVM — Keyboard/video/mouse. KVM refers to a switch that allows selection of the

system from which the video is displayed and for which the keyboard and mouse are

used.

LAN — Local area network. A LAN is usually confined to the same building or a few

nearby buildings, with all equipment linked by wiring dedicated specifically to the

LAN.

L B

— Pound(s).

LCD — Liquid crystal display.
LED — Light-emitting diode. An electronic device that lights up when a current is

passed through it.
LGA — Land grid array. A type of processor socket. Unlike the PGA, the LGA

interface has no pins on the chip; instead, the chip has pads that contact pins on the

system board.
L

I N U X

— A UNIX-like operating system that runs on a variety of hardware systems.

Linux is open source software, which is freely available; however, the full distribution

of Linux along with technical support and training are available for a fee from vendors

such as Red Hat Software.

L O C A L

B U S

— On a system with local-bus expansion capability, certain peripheral

devices (such as the video adapter circuitry) can be designed to run much faster than

they would with a traditional expansion bus. See also bus.
LVD — Low voltage differential.

— Meter(s).

A — Milliampere(s).

MAC

A D D R E S S

— Media Access Control address. Your system’s unique hardware

number on a network.