A1 interface: Type Definitions
A1 interface: Application Protocol
O1-interface specification
Topology Exposure and Inventory Data Model Specification - Stage 3
D2 Interface: D2 Application Protocol (D2AP)
E2 Service Model (E2SM), RAN Control
E2 Service Model (E2SM), Lower Layers Control
E2 Service Model (E2SM) Cell Configuration and Control
E2 Service Model (E2SM)
E2 Application Protocol (E2AP)
O-Cloud Information Model
Certification and Badging Processes and Procedures