pass inet from (lo0) to any flags S/SA keep state
pass inet from ! (lo0) to any flags S/SA keep state
pass inet from (lo0) to any flags S/SA keep state
pass inet6 from (lo0) to any flags S/SA keep state
pass from <foo> to any flags S/SA keep state
pass from ! <foo> to any flags S/SA keep state
pass from <foo> to any flags S/SA keep state
pass inet from <bar> to any flags S/SA keep state
pass from <bar> to any flags S/SA keep state
pass inet6 from <foo> to any flags S/SA keep state
pass from <foo> to any flags S/SA keep state
pass inet from no-route to any flags S/SA keep state
pass from no-route to any flags S/SA keep state