pass in proto tcp from any to any port = 23 flags S/SA keep state block in proto tcp from any to any port = 23 flags S/SA keep state pass in proto udp from any to any port = 53 keep frags block in proto udp from any to any port = 53 keep frags pass in proto udp from any to any port = 53 keep state block in proto udp from any to any port = 53 keep state pass in on e0 proto tcp from any to any port = 25 keep state |