You can configure Trellix DLP Network Monitor to apply network communication protection rules to SMTP, HTTP, or FTP traffic. By default, email and web protection rules are applied.
In ePO - On-prem, open the Policy Catalog.
Select the DLP Appliance Management product, select the Trellix DLP Network Monitor Settings category, and open the policy that you want to edit.
In Protocol Rule Application, deselect the options as needed and click Save.