Interface Monitoring comprises the following functions:
Interface Channel Monitoring: Monitor interfaces in detail, for example on the level of function calls. You can monitor communication types such as Web services, RFC (RFC, tRFC, qRFC, bqRFC), IDoc, file systems.
Connection Monitoring: Monitor the status of RFC connections between ABAP systems.
Message Flow Monitoring: Monitor A2A or B2B cross-system message flows through your PI landscape.
Workflow Monitoring: Monitor custom business processes.