...quirements (ARINC 653 specification), already an ESA roadmap (i.e. IMA4Space project). In order to avoid the lack of flexibility, scalability, reliability and to improve security and qualification process in spacecraft on-board data networks, ARINC-664 (AFDX) could be the solution by offering hardware assisted service, determinism and standardisation as a minimum. Additionally AFDX has been valida ...