I. Description
Every child components which belong to the same parent component can exchanges messages through message bus service.
Parent components and child components can have their own message bus service to isolate it & their children.
II. Architecture

- [Level 01 - Component 1] Received message:[Level 01 - Component 2] Received message:
- [Level 02 - Component 1] Received message:[Level 02 - Component 2] Received message:
- [Level 03 - Component 1] Received message:[Level 03 - Component 2] Received message:
- NOTE:This component is generated by
router-outlet
Received message:
- NOTE:This component is generated by