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The Defense Switched Network ( DSN) is a primary information transfer network for the Defense Information Systems Network (DISN) of the United States Department of Defense. The DSN provides the worldwide non-secure voice, secure voice, data, facsimile, and video teleconferencing services for DOD Command and Control (C2) elements, their ...
The Defense Red Switch Network(DRSN) is a dedicated telephone networkwhich provides global secure communicationservices for the command and controlstructure of the United States Armed Forces. The network is maintained by the Defense Information Systems Agency(DISA) and is secured for communications up to the level of Top Secret SCI.
United StatesArmed Forces. The Defense Information Systems Agency ( DISA ), known as the Defense Communications Agency ( DCA) until 1991, is a United States Department of Defense (DoD) combat support agency composed of military, federal civilians, and contractors.
Autovon. The Automatic Voice Network ( AUTOVON, military designation 490-L) [1] was a worldwide American military telephone system. The system was built starting in 1963, based on the Army's existing Switch Communications Automated Network (SCAN) system. In June 1966, the Air Defense Command voice network was cut over to the new service. [2]
The Non-classified Internet Protocol (IP) Router Network [1] ( NIPRNet) is an IP network used to exchange unclassified information, including information subject to controls on distribution, [2] among the private network's users. The NIPRNet also provides its users access to the Internet . It is one of the United States Department of Defense's ...
Message precedence. Message precedence is an indicator attached to a message indicating its level of urgency, and used in the exchange of radiograms in radiotelegraph and radiotelephony procedures. Email header fields can also provide a precedence flag.
Header of an unclassified Department of State telegram with the "SIPDIS" tag marked in red. The Secret Internet Protocol Router Network (SIPRNet) is "a system of interconnected computer networks used by the U.S. Department of Defense and the U.S. Department of State to transmit classified information (up to and including information classified SECRET) by packet switching over the 'completely ...
The Defense Information System Network(DISN) has been the United States Department of Defense's enterprise telecommunications networkfor providing data, video, and voice services for 40 years. [1] The DISN end-to-end infrastructure is composed of three major segments: The sustaining base(I.e., base, post, camp, or station, and Service ...