To configure actions on messages during DMARC message authentication:
In the main window of the application web interface, open the management console tree and select the Rules section.
In the list of rules, click the link with the name of the rule to open the rule for which you want to configure actions on messages during DMARC message authentication.
Select the Authentication of Mail Sender section.
Flip on the toggle switch next to the name of the Authentication of Mail Sender settings group if it is off.
In the If DMARC violation detected drop-down list, select one of the following actions to take on messages found to cause an authentication violation during DMARC message authentication:
Apply DMARC policy.
The DMARC policy is configured by the mail server administrator on the DNS server.
Reject.
Delete message.
Skip.
Click the Apply button in the lower part of the workspace.