- Status -> System logs -> Settings
- Make sure Log packets blocked by the default rule is not checked
- Check Show log entries in reverse order
- Increase to 500 Number of log entries to show
- Status -> System logs -> Settings -> Firewall
- Dynamic View
- You don't have to hit refresh
- Normal View
- Make sure to hit refresh if you expect a rule was triggered by your or others actions
- Firewall -> Rules
- Under the interface(s) you want to debug
- Create a default deny rule at the end of the rule list
- Choose Log packets that are handled by this rule
- Give the rule a very unique name
- For other rules you want to debug
- Choose Log packets that are handled by this rule
- Give the rule a very unique name
- Hang out on Status -> System logs -> Firewall -> Dynamic View
- Tweak rules until you see the result you desire
- Packets blocked that should be blocked
- Packets allowed that should be allowed
- Click on the red/green blocked/accepted icons
- Will show a pop-up for the rule triggered, showing the unique name you gave to the rule
- If necessary, go back and give more unique names to rules to distinguish them from one another
Monday, 17 September 2012
Debugging pfsense firewall rules clearly and easily
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