http://www.carbonwind.net/VyattaOFR/Firewall/Firewall.htm


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delete active firewall

first delete firewall rule on active interface:

delete interfaces ethernet ethX firewall name XXXX
commit
delete firewall name XXXX rule YYY


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Example rule:
This rule will allow incoming replies to connections established from the inside.

rule 10 {
     action accept
     state {
         established enable
         related enable
     }
 }