STANAG
STANAG 4586 "(NATO Standardization Agreement 4586)" is a NATO Standard Interface of the Unmanned Control System (UCS) Unmanned Aerial Vehicle (UAV) interoperability. It defines architectures, interfaces, communication protocols, data elements and message formats. It includes data link, command and control, and human/computer interfaces. The current revision is STANAG 4586 Edition No 4 with mission phase enhancements, an updated list of vehicle identifiers etc.