Aeronautical mobile-satellite (R)* service (RR S1.36)
urn:aero:airm:1.0.0:ContextualModel:ATMBusinessTerms:Aeronautical_mobile-satellite_(R)*_service_(RR_S1.36)
An aeronautical mobile-satellite service reserved for communications relating to safety and regularity of flights, primarily along national or international civil air routes.
Source:
ICAO