AR 25-13 governs Department of the Army policies and responsibilities for managing telecommunications and unified capabilities (UC).
View AR 25-13 on armypubs.army.mil
AR 25-13 addresses official and prohibited uses of government telecommunications and computing systems, communications monitoring, bandwidth minimization, satellite communications, long-haul networks, telephone systems, and collaboration capabilities. It establishes requirements for acceptable-use policies, monitoring consent, ISDN transition, SATCOM access, bandwidth management, and approved UC services.
The use of DoD and other government telephone systems, email, and other systems and services (including the Internet) are limited to the conduct of official business or other authorized uses. (paragraph 2-3)
The Army will utilize all means available (user or technical) to reduce (that is, minimize) and/or remove nonessential data, voice, and video communications traffic during times of surge or crisis, as required, to ensure communications availability to meet Army requirements. (paragraph 2-3)
Implement when used bandwidth exceeds 75 percent and/or there is a loss of 20 percent or more of bandwidth capability. (paragraph 2-3)
All Army organizations will cease investment in (nonemergency) integrated services digital network (ISDN) supported technology, equipment, and transport. (paragraph 2-3)
Access to SATCOM systems is based on Joint Staff validated and prioritized requirements and approved priorities. (paragraph 5-1)