Specifications
Trend Micro™ OfficeScan™ 10 Administrator’s Guide
12-12
OfficeScan Firewall Log
To enable debug logging for the Common Firewall Driver on Windows 
Vista/2008 computers:
1. Add the following data in: 
a. HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\tmwfp\Par
ameters:
• Type: DWORD value (REG_DWORD)
• Name: DebugCtrl
• Value: 0x00001111
b. HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\tmlwf\Para
meters:
• Type: DWORD value (REG_DWORD)
• Name: DebugCtrl
• Value: 0x00001111
2. Restart the computer.
3. Check wfp_log.txt and lwf_log.txt in C:\.
To enable debug logging for the Common Firewall Driver on Windows 
2000/XP/2003 computers:
1. Add the following data in 
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\tmcfw\Para
meters:
• Type: DWORD value (REG_DWORD)
• Name: DebugCtrl
• Value: 0x00001111
2. Restart the computer.
3. Check cfw_log.txt in C:\.
To disable debug logging for the Common Firewall Driver (all operating 
systems):
1. Delete "DebugCtrl" in the registry key.
2. Restart the computer.










