Let me just add that server.com is not the mail server, and will never be the mail server. Only mail.server.com will be the mail server.
Originally Posted by named.confkeep in mind that db.server.com has been edited. postoffice is our current mail server. It's just a very simple linux box with sendmail and local mailboxes setup.Originally Posted by db.server.com
Also keep in mind that postoffice is at our colo connected to the internet while mail is behind our firewall for testing.