Department of Defense
DIRECTIVE
NUMBER 4630.5
May 5, 2004
ASD(NII)/DoD CIO
SUBJECT: Interoperability and Supportability of Information Technology (IT) and
National Security Systems (NSS)
References: (a) DoD Directive 4630.5, "Interoperability and Supportability of
Information Technology (IT) and National Security Systems (NSS),"
January 11, 2002 (hereby canceled)
(b) Subtitle III of title 40, United States Code, as amended
(c) Sections 2223 and 2224 of title 10, United States Code, as amended
(d) DoD Directive 5000.1, "The Defense Acquisition System," May 12,
2003
(e) through (n), see enclosure 1
1. REISSUANCE AND PURPOSE
This Directive:
1.1. Reissues reference (a) to update DoD policy and responsibilities for
interoperability and supportability of Information Technology (IT), including National
Security Systems (NSS), and implements DoD Chief Information Officer's (DoD CIOs)
responsibilities contained in references (b) and (c).
1.2. Defines a capability-focused, effects-based approach to advance IT and NSS
interoperability and supportability across the Department of Defense.
1.3. Establishes the Net-Ready Key Performance Parameter (NR-KPP) to assess
net-ready attributes required for both the technical exchange of information and the
end-to-end operational effectiveness of that exchange. The NR-KPP replaces the
Interoperability KPP and incorporates net-centric concepts for achieving IT and NSS
interoperability and supportability.
1
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