In the application web interface window, select the Message queue section.
This opens a table of messages in the message queue.
Click the table column header by which you want to sort messages:
Queue to sort by the name of the queue.
Message ID to sort by Message ID in queue.
Sender email to sort by sender address. The address is taken from the SMTP session.
Recipient email to sort by recipient address. The address is taken from the SMTP session.
Subject to sort by message subject.
Message size to sort by message size.
Received at to sort by the time when the message was queued.
Error to sort by message scan error.
Node to sort by cluster node which processed the message.
If you want to change the sorting order, click the header of the column again. The new sorting order will be displayed to the left of the name of the column as the or button.