Javier Perez wrote: > > [root@bloody ~]# netstat -ap |grep -i smtp > tcp 0 0 *:smtps *:* > LISTEN 5451/master > tcp 0 0 *:smtp *:* Well, this does indicate that smtp and smtps are listening on all interfaces. So, the fact that you are getting "connection refused" outside of the box but can connect inside of the box does indicate that even though you think your iptables firewall is off...it really isn't. If you have logging turned on for iptables you should see messages in the messages log on /var/log. Ed