1pass in proto tcp from any to any port = 23 flags S/SA keep state 2block in proto tcp from any to any port = 23 flags S/SA keep state 3pass in proto udp from any to any port = 53 keep frags 4block in proto udp from any to any port = 53 keep frags 5pass in proto udp from any to any port = 53 keep state 6block in proto udp from any to any port = 53 keep state 7pass in on e0 proto tcp from any to any port = 25 keep state 8