Dell PowerEdge 1600SC - Manual (Page 17)

Mb
megabit(s)
Mbps
megabit(s) per second
MBR
master boot record
MDA
monochrome display adapter
MGA
monochrome graphics adapter
MHz
megahertz
mm
millimeter(s)
ms
millisecond(s)
MTBF
mean time between failures
mV
millivolt(s)
NIC
network interface controller
NiCad
nickel cadmium
NiMH
nickel-metal hydride
NMI