Automatically when the Monitor starts. When you start the Monitor, by default, it connects to the resources and collects metrics for all resources in the Monitor.

Automatically when an administrator adds a resource. After a resource is added, the Monitor attempts to connect to the resource and starts monitoring it. See Add resources.

Automatically at the end of a blackout period. The Monitor automatically attempts to connect to the resource and resume monitoring.

When an administrator opens the Administration window, clicks Resources, selects a resource from the list, and clicks Start.