DISN stands for various terms. Discover the full forms, meanings, and possible interpretations of DISN across different fields and industries.
Defense Information Systems Network
Most Common
Integrated network, centrally managed and configured to provide long-haul information transfer services for all Department of Defense activities. It is an information transfer utility designed to provide dedicated point-to-point, switched voice and data, imagery, and video teleconferencing services. Also called DISN.