NonStop S-Series System Expansion and Reduction Guide

Glossary
G-Series Common Glossary
Glossary-60
main service entrance
(PMF) customer-replaceable unit (CRU) and is cleared when the system is powered
off.
main service entrance. The enclosure containing connection panels and switchgear,
located at the point where the utility power lines enter the building.
Maintenance Interface. See Archive and Database Maintenance Interface.
maintenance switch. The Ethernet switch that links the maintenance entities in various
modular components to the HP NonStop™ Open System Management (OSM)
Interface.
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 an HP NonStop™ system, the person responsible for day-to-day
monitoring and maintenance tasks associated with a software subsystem on a
NonStop node. (2) For a UNIX system, any person in Management and Information
Services management for the site.
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
.
master service processor (MSP). A service processor (SP) 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).
Measure. A tool used for monitoring the performance of the HP 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.
megabyte (MB). A unit of measurement equal to 1,048,576 bytes (1024 kilobytes). See also
gigabyte (GB)
, kilobyte (KB), and terabyte (TB).
member. In a structured programming language, an addressable entry within a data
structure. A member can be a simple field or a data structure.