Setting Up Postfix As A Backup MX
Jun 25, 2007, 10:30 (0 Talkback[s])
(Other stories by Falko Timme)
"In this tutorial I will show how you can set up a Postfix
mailserver as a backup mail exchanger for a domain so that it
accepts mails for this domain in case the primary mail exchanger is
down or unreachable, and passes the mails on to the primary MX once
that one is up again..."