The section Alerting allows you to set the alerts in your network. You can find the different alerts under Administration - Alerting. Here, you are allowed to change the settings of the alerts, create new ones, deactivate the notifications and determine, which device gets the alert.
Allerts Occured allows you to see, on which devices the alert occured.
By editing you can change the settings of the alert.
You can also create a new alert. You are able to select the type of alert, additionally to set the configurations. You are also able to select the devices your alert is active on. You can, for example, create an alert for Missing Windows Updates only for server. This operates the same as filtering.
Under the Alert Contact section are the contacts that will get the alert notification. You can create multiple.