932
edits
Changes
m
Fixing typo
<li>Create an iptables rule to allow incoming connections to your SMTP server.</li>
<li>Once you open the port in the firewall, retry the '''nc''' command. You should get a different error this time. This time the problem is that your service isn't listening on the outside interface, it's currently configured to listen only on the loopback (lo) interface.</li>
<li>Add thist the iptables rule to your saved script so that it will be loaded automatically from now on.</li>
</ol>
