Firewall Troubleshooting
The best tool for understanding and troubleshooting the Trend Micro Common Firewall in CPM is a port scanner. Many are available. Use your favorite, or try Nmap, from nmap.org.
General
Disable third-party firewalls or other conflicting products.
Check that you are running CPM version 10.6.
In the console, select the Analysis:
.Upgrade endpoints as necessary by running the Task,
.
Confirm that the firewall is enabled.
In the console, select
.
Check the Action History for Tasks already run, especially if you are using a location property (see Creating Location-Specific Tasks) with your firewall Tasks. Be sure that conflicting policies have not been deployed to the same endpoint(s).
From the console, Action History.
itsIf you see in the history that multiple firewall Tasks are overwriting one another, chances are that multiple policies are claiming relevance and updating the policy on the endpoint. In this case, delete all your Actions and re-apply the Tasks.
Confirm that the firewall services are running on the computers in question.
From the console, click Improper Service Status Fixlet®.
to run the- At the endpoints in question, check that the following Windows™ Services are running:
- OfficeScan NT Listener
- OfficeScan NT RealTime Scan
- OfficeScan NT Firewall