This image shows the Topology Viewer. At the top from left to right are the View list (with Routing Group by Application) selected, Show Nodes list, Up arrow, Down arrow, Clock icon (for Unknown statuses), Find list, Annotations list, and Options list.
On the left are the Middleware applications that connect to the mds-owsm and mds-soa repositories. On the right, these repositories connect to the data sources. The data sources connect on the right to the XE and orcl databases.