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A backup facility that has the necessary electrical and physical components of a computer facility, but does not have the computer equipment in place. The site is ready to receive the necessary replacement computer equipment in the event that the user has to move from their main computing location to an alternate site.
CNSSI 4009-2015 from NIST SP 800-34 Rev. 1
NIST SP 800-34 Rev. 1 under Cold Site