On 01/18/2014 10:18 PM, Always Learning wrote: > We block all incoming emails from mail servers with host names > resembling home Internet connections and also when the HELO/EHLO doesn't > resolve to the host name. Consequently we don't get spam. > I effectively blocked most of spam also on my Postfix server. Reverse-FQDN, RBL, etc... Some slip by, from regular mail servers, but not much. -- Ljubomir Ljubojevic (Love is in the Air) PL Computers Serbia, Europe StarOS, Mikrotik and CentOS/RHEL/Linux consultant