The environment tab represents the tree view of the collected data. It also captures the parent child relationship of the object. Upon selecting the object from tree view it displays the Health Status of the object and the collected metrices in About Me pane.
Tree view of the physical network elements
Tree view of KPI Metrices
Tree view of vIMS Metrices
The vIMS metrices are represented as children of the I/S-CISF and P-CSCF objects.
Parent child relationship in physical network
Typically, the parent objects are placed on the top of the child objects in the display pane.