There are no special administration tasks for application-to-application (A2A) scenarios other than those already listed for usage type PI under Tasks.
This does not apply if you still use the Adapter Engine (Java SE) for your process integration scenario.
The Adapter Engine (Java SE) is only supported for compatibility reasons. It hosts only a subset of the adapter functionality and you should only use it if it is a precondition in your environment.
The following administration tasks apply to the Adapter Engine (Java SE):