@0 pass in inet from any to 127.0.0.1 flags S/SA keep state
  [ Skip steps: i=end d=end p=4 sa=4 sp=end dp=end ]
  [ queue: qname= qid=0 pqname= pqid=0 ]
  [ Evaluations: 0         Packets: 0         Bytes: 0           States: 0     ]
@1 pass in inet6 from any to 2000::1 flags S/SA keep state
  [ Skip steps: i=end d=end p=4 sa=4 sp=end dp=end ]
  [ queue: qname= qid=0 pqname= pqid=0 ]
  [ Evaluations: 0         Packets: 0         Bytes: 0           States: 0     ]
@2 pass in all flags S/SA keep state probability 50%
  [ Skip steps: i=end d=end f=4 p=4 sa=4 sp=end da=end dp=end ]
  [ queue: qname= qid=0 pqname= pqid=0 ]
  [ Evaluations: 0         Packets: 0         Bytes: 0           States: 0     ]
@3 pass in all flags S/SA keep state probability 50%
  [ Skip steps: i=end d=end sp=end da=end dp=end ]
  [ queue: qname= qid=0 pqname= pqid=0 ]
  [ Evaluations: 0         Packets: 0         Bytes: 0           States: 0     ]
@4 pass in inet6 proto tcp from ::1 to any flags S/SA keep state probability 0.8%
  [ Skip steps: i=end d=end f=end p=end sa=end sp=end da=end dp=end ]
  [ queue: qname= qid=0 pqname= pqid=0 ]
  [ Evaluations: 0         Packets: 0         Bytes: 0           States: 0     ]