On Monday 2005-November-21 15:10, Fernando Martins wrote: > I have been looking for a solution for days and nights and I can't > find any solution to my problem. > I have installed a Mail server behind a firewall , firewall I have > configured very badly with iptables. If you do not understand iptables, I recommend that you get a script such as Arno's, MonMotha's, or Shorewall. (These in no particular order of preference, although I suspect if I took the time to read the docs I would choose Shorewall.) > I want an exterior smtp server to be able to speak with mine > but it is failing. What did you try? How did it fail? What are your iptables rules? How did you expect to get help without covering the basics? > My configuration is: ... not clear from that. I guess you have a firewall on a public IP and you want to DNAT that to an internal mail server. But that is a guess. > nervous break down is close And at this rate it's getting closer! :) Unless you take my advice to try Shorewall or similar, perhaps ... -- mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header