On Monday 10 June 2002 3:06 pm, Paulo Andre wrote: > I have a Exchange server
You have our sympathies... > that needs to send mail out, the firewall > (iptables) is set up as follows: > > iptables -A FORWARD -s (mail srv) -p tcp --dport 25 -j ACCEPT > > The mail server comes back with a "Host unreachable" error, and nslookup > and traceroute takes me to the destination fine. Anyone have any > ideas...??? Try putting a rule at the start of your FORWARD chain: iptables -I FORWARD -s (mail srv) -j LOG --log-prefix "Exchg Svr" And see if it's doing something strange.... Antony
