You can view messages in email queues from the Email Security — Server details page. You can also flush all emails from the queue, flush selected emails from a queue, redirect selected emails from one queue to another, or delete selected emails from a queue.
The Queued Emails section is displayed on the appliance details page, which you can access in the following ways:
Click the hostname of an appliance on the Appliances page or appliance group page.
Select View Details in the menu at the right-most column of an appliance row on the Appliances page or an appliance group page.
Click links in the Appliances & Sensor Health Dashboard.
See the Email Security — Server User Guide for details about viewing and managing queues.