This was a problem I was facing in a cpanel server, email sent to any gmail,hotmail,yahoo address was bouncing back with error [crayon-650d40acc73ed346418803/] Solution: [root@mailserver] service exim stop [root@mailserver] cd /var/spool/exim/db/ [root@mailserver] rm * [root@mailserver] service exim start And problem is resolved . … [Read more...]