Spam Experts Outgoing Spam filters are very effective at blocking a large percentage of outbound spam/viruses, to prevent issues with your network reputation, the spam filter can be monitored and the spammer can be blocked.
1. Log report Search click on Log search option in the spam filter as shown below, enter the respective value in the fields and the search the log scroll down and hit the Start search button
2. To Lock the email address, from the log, if it seems that the mails sent from the email address are spam mail the Identity can be blocked by clicking on the lock button as shown you can block by locking the Identity, click on the lock to unlock the Identity.
Monitoring using outgoing report, you can check the outgoing report of email address wide which will show how many mails has been sent from a particular IP address as given below, click on the show button to view the statistics.
In this way you can manage and monitor the user from the outgoing spam filter.