drsn การใช้
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- ตัวอย่างการใช้เพิ่มเติม: 1 2
- The DRSN carried around 15, 000 calls per day prior to September 11, 2001.
- The DRSN provides Combatant Commanders and their command centers, warfighters, other DoD agencies, government departments, and NATO allies.
- The Automatic Secure Voice Communications Network was succeeded by the Defense Red Switch Network ( DRSN ) and the STU-III secure phones.
- DRSN usage subsequently peaked at 45, 000 calls per day and by mid-2003 was running at around 25, 000 calls per day.
- In 2011 the system sold the St . John Senior Community Center and the closed Riverview Hospital, both in Detroit, to DRSN, an investment group.
