I literally have no idea what's going on. I can receive mail perfectly fine to my email but when i go to reply it will not send I just get a Mail Delivery System email saying it couldn't deliver.
I haven't configured dovecot as I didnt think I needed it? Any ideas thanks.
My main.cf: https://www.dropbox.com/s/cymlgkhnuxqagmi/maincf.txt?dl=0
smtp
server name. You can view maillog in/var/log/mail.log
. – 2707974 Jul 22 '15 at 10:00