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enabling system

Definition(s):

  System that supports a system-of-interest during its life cycle stages but does not necessarily contribute directly to its function during operation.
Source(s):
NIST SP 800-160 Vol. 1 from ISO/IEC/IEEE 15288

  A system that provides support to the life cycle activities associated with the system of interest. Enabling systems are not necessarily delivered with the system of interest and do not necessarily exist in the operational environment of the system of interest.
Source(s):
NIST SP 800-160 Vol. 2 Rev. 1 from ISO/IEC/IEEE 15288:2015

  A system that provides support to the life cycle activities associated with the system-of-interest. Enabling systems are not necessarily delivered with the system-of-interest and do not necessarily exist in the operational environment of the system- of-interest.
Source(s):
NIST SP 800-160 Vol. 2 [Superseded] from ISO/IEC/IEEE 15288:2015