> rdr pass proto tcp from any to any port 25 -> 127.0.0.1 port > 25 rdr pass on lo0 proto tcp from any to any port 25 -> > 127.0.0.1 port 25 rdr pass on fxp0 proto tcp from any to any > port 25 -> 127.0.0.1 port 25 Have you tried rdr on its own combined with an explicit pass rule in your policy ? Greg Greg