Network Services

MULTILEVEL SECURE VOICE

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DESCRIPTION


Provisioning of this service is in accordance with the national security directives in support of Command and Control (C2) and crisis management mission functions.

The Multilevel Secure Voice service includes a range of assured services to C2 users and their missions in an environment of a robust and feature rich set of capabilities. This service is provided at major C2 facilities (e.g., the National Military Command Center (NMCC) and Combatant Command (COCOM) headquarters) interconnected through a cryptographically secured network. The service is the core of a DoD Global Secure Voice System (GSVS) during peacetime, crisis and time of conventional war by hosting national-level conferencing and connectivity requirements and providing interoperability with both DoD tactical and strategic communities.

FEATURES

 

  • High-quality, secure telecommunications for C2 and crisis management.
  • Extensive, secure voice conferencing capabilities with conference management.
  • Defense Intelligence Agency (DIA) accredited multilevel security (MLS) capability.
  • Interoperable service with other networks such as commercial, SBU Voice, VoSIP, TS/SCI Voice, satellite, etc.
  • User-dialed secure connections and conferencing to senior DoD civilian and allied decision makers within the secure voice service Community of Interest (COI), as well as:

    • Flash Override — Considered a capability, not a level of precedence. Exercising this capability preempts calls of all other levels or precedence.
    • Flash — Preempts immediate, priority, and routine calls.
    • Immediate — Preempts priority and routine calls and is reserved for communications pertaining to situations that gravely affect the security of national and allied forces.
    • Priority — Preempts routine calls and is reserved for communications requiring expeditious action by called parties furnishing essential information for conducting government operations.
    • Routine — Routine precedence applies to official government communications that require rapid transmission by telephonic means, but do not require preferential handling. A routine call does not preempt any other calls.

Service Offering Multilevel Secure Voice (formerly known as DRSN)
Service Lifecycle Status Maintain & Sustain
Security Classification Up to and including Top Secret (TS)
Value to Our Mission Partners The Multilevel Secure Voice service provides DoD with high-quality secure voice telephone and conferencing services for end-to-end use by DoD authorized users.
Service Performance Service performance is measured, monitored, and reported as defined in the Telecommunications Service Level Agreement, which can be found on the DISA Direct Home page at https://www.disadirect.disa.mil.
Service Rates Service rate information can be found on the DISA Direct Home page at https://www.disadirect.disa.mil under Inventory and Billing.
Connection Approval

There are services that require a connection approval. Information regarding connection approvals can be found at the DISN Connection Process website for unclassified users, and at https://www.disa.smil.mil/connect website for classified users.

CJCSI 6215.01C governs the approval authority required for the Multilevel Secure Voice precedence type of service.