> I have a situation where I'm wanting to put a windows box behind a
> NetBSD box, but have both appear to be on the same network with their
> addresses on the same local network (ie, I do not want to do NAT)
> because there are services which are hosted on the Windows box which
> need to be visible to clients.

Silly question, but one which needs to be asked:

You do have BRIDGE_IPF uncommented in your kernel configuration file,  
don't you?

-- 
Stephen