DISN DATA SERVICES
The Defense Information System Network (DISN) provides interoperable, secure Internet Protocol (IP) data communications services.
NIPRNet: The Unclassified but Sensitive Internet Protocol (IP) Router Network (NIPRNet) is a global long-haul IP based network to support unclassified IP data communications services for combat support applications to the Department of Defense (DoD), Joint Chiefs of Staff (JS), Military Departments (MILDEPS), and Combatant Commands (COCOM). Provide seamless interoperability IP services to customers with access data rates ranging from 56KB to 1.0GB via direct connections to a NIPRNet router, remote dial-up services (56KB), services to the Tactical community via ITSDN/STEP sites, and access to the Internet.
SIPRNet: The Secret IP Router Network (SIPRNet) is DoD's largest interoperable command and control data network, supporting the Global Command and Control System (GCCS), the Defense Message System (DMS), collaborative planning and numerous other classified warfighter applications. Direct connection data rates range from 56 kbps to 155Mbps. Remote dial-up services are available up to 115.2kbps.
DISN-LES: DISN Leading Edge Services (DISN-LES) is an IP-based network to support classified IP data communications services for test and evaluation (T&E) activities. DISN-LES provides an IP environment for a "Test Once" capability for customers targeting delivery of warfighter capabilities to the operational DISN.