You can monitor Trellix DLP Network Prevent and Trellix DLP Network Monitor in ePO - On-prem using the Appliance Management feature.
The Tree View, System Health, Alerts, and Details panes collectively provide the status of your systems in the Appliance Management page. You can look for alerts and status of all your systems and clusters managed by the Appliance Management feature in ePO - On-prem. The type of information displayed varies depending on the type of system, and the way that you have configured your systems.