NonStop System Glossary
maintenance switch
The Ethernet switch that links the maintenance entities in various modular components to the HP
NonStop Open System Management (OSM) Interface.
man page
A term sometimes used in UNIX documentation for the online or hard-copy version of a file that
provides reference information. See reference page.
management process
A process through which an application issues commands to a subsystem. A management process
can be part of a subsystem, or it can be associated with more than one subsystem. In the latter
case, the management process is logically part of each subsystem. Subsystem Control Point (SCP)
is the management process for all subsystems controlled by Subsystem Control Facility (SCF).
manager
1. For a NonStop system, the person responsible for day-to-day monitoring and maintenance
tasks associated with a software subsystem on an Expand node.
2. For a UNIX system, any person in Management and Information Services management for the
site.
master
The processor providing the results to a computation, which are externalized by a processor board.
master service processor (MSP)
A service processor (SP) in NonStop servers that provides the basic service processor functions as
well as centralized system functions such as a console port, a modem port for remote support
functions, and system-load control. The enclosure containing processors 0 and 1 (group 01) also
contains a pair of MSPs. See also expansion service processor (ESP).
MB
See megabyte (MB).
MCA
Maintenance console entity.
ME
See maintenance entity.
Measure
A tool used for monitoring the performance of NonStop servers. Measure can be used to check
the performance of a ServerNet cluster.
media access control (MAC) address
A value in the Medium Access Control sublayer of the IEEE/ISO/ANSI local area network (LAN)
architecture that uniquely identifies an individual station implementing a single point of physical
attachment to a LAN.
Media Interface Connector (MIC)
A type of head on a fiber-optic cable that has locking wings on the sides.
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