BS EN 4660-003:2019 Aerospace series. Modular and Open Avionics Architectures Communications/Network

Aircraft components
Open systems interconnection
Computer networks
Information exchange
Data transfer
Interfaces (data processing)
Data processing
Computer software
Electrical equipment
Electronic equipment and components
Data transmission
Air transport engineering

Link: BS EN 4660-003:2019 Aerospace series. Modular and Open Avionics Architectures Communications/Network
Source: BSI Standards