ipf / ipnat question

[Giorgos Keramidas]

On 2004-06-09 11:20, Danny Horne <danny at clifftop.net> wrote:
> Can anyone direct me to a good tutorial on ipf / ipnat?  Specifically
> I need to open a contiguous range of ports with ipf & then forward
> them (rdr?) to an internal IP address with ipnat.

The first is easy to set up if you look at the ipf(5) manpage.
I haven't used ipnat much, so I cannot answer about the second.