DEC AlphaServer 1000A Owner's Manual page 206

loopback test
Internal and external tests that are used to isolate a failure by testing segments of a
particular control or data path. A subset of ROM-based diagnostics.
machine check/interrupts
An operating system action triggered by certain system hardware-detected errors that
can be fatal to system operation. Once triggered, machine check handler software
analyzes the error.
mass storage device
An input/output device on which data is stored. Typical mass storage devices
include disks, magnetic tapes, and CDROM.
MAU
Medium attachment unit. On an Ethernet LAN, a device that converts the encoded
data signals from various cabling media (for example, fiber optic, coaxial, or
ThinWire) to permit connection to a networking station.
memory interleaving
The process of assigning consecutive physical memory addresses across multiple
memory controllers. Improves total memory bandwidth by overlapping system bus
command execution across two or four memory modules.
menu interface
One of two interfaces in the AlphaServer operator interface. The menu interface
allows users to boot and configure the Windows NT operating system by selecting
choices from a simple menu. The EISA Configuration Utility is also run from the
menu interface.
MOP
Maintenance Operations Protocol. A transport protocol for network bootstraps and
other network operations.
8 Glossary of Terms AlphaServer 1000A Owner's Guide