scrub all fragment reassemble 
scrub all fragment reassemble 
scrub in all fragment reassemble 
scrub out all fragment reassemble 
scrub in all fragment reassemble 
scrub all fragment reassemble 
block drop all 
block return all 
block return-rst proto tcp all 
pass all 
pass in all 
pass out all 
pass all 
block drop in all 
block drop out all 
block drop all 
pass in all 
pass out all 
block drop on lo0 all 
pass on lo0 all 
block drop on lo0 all 
pass proto tcp all flags S/SA 
pass proto udp all keep state 
pass in proto udp all keep state 
pass out proto udp all keep state 
pass out on lo0 proto tcp from any to any port = smtp keep state