...
The picture below depicts overall use case flow:
3. High-Level Design and Implementation Approach
...
A1 Adapter in Frankfurt is implemented against A1 Mediator OpenAPI version 1.0.0, and will be updated to support the latest A1 Mediator OpenAPI version 2.1.0. It is observed that there are no substantial material differences between API's for versions 1.0.0 and 2.1.0.
Detailed documentation on A1 Mediator is available at: https://docs.o-ran-sc.org/projects/o-ran-sc-ric-plt-a1/en/latest/
7. Deployment Considerations
...