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Patch Cord

Flexible cable unit or element with connector(s) used to establish connections on a patch panel (from ISO/IEC 11801: 1995)

Pascal (PA)

A unit of pressure equal to one newton per square meter. As a unit of sound pressure, one pascal corresponds to a sound pressure level of 94

Parallelizable

The property of a computer program, or program segment, that allows for the parallel execution of parts of the same program. Parallel programming covers a wide range of degrees, from the very small grain (e.g., similar operations on multiple elements of the same array or matrix) to large grain (e.g., simultaneous execution of unrelated procedures)

Owner's Program

A document that captures the facility's intent (mission) and performance requirements. ASHRAE Guideline 1-1996 states it is "the document that outlines the owner's overall vision for the facility and expectations of how it will be used and operated"

OSHA

Occupational Safety and Health Administration

Original Design Manufacturer (ODM)

A company that designs equipment that is then marketed and sold to other companies under their own names, e.g., many IT equipment ODMs design and build servers in Taiwan and China

Optical Fiber

A filament-shaped optical waveguide made of dielectric materials

OPS

Been specified by the benchmark standard

Operations, Administration, and Maintenance (OAM)

A group of network support functions that monitor and sustain segment operation, activities that are concerned with, but not limited to, failure detection, notification, location, and repairs that are intended to eliminate faults and keep a segment in an operational state and support activities required to provide the services of a subscriber access network to users/subscribers

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