Ligne d'action 3 : essais et validation, notamment en ce qui concerne les communications". SOFT" (Satellite Open Facility for Testing - dispositif expérimental commun par satellite), qui vise l'utilisation des satellites pour l'apprentissage.
Action Line 3 comprises testing and validation, including the communications, an important component is "SOFT" - Satellite Open Facility for Testing, aimed at the use of satellites for learning.