On 11/01/2011 01:38 PM, John Gateley wrote: > And qmail doesn't do IPv6, which will kill it as soon as IPv6 becomes > popular (which, last time I checked, was scheduled to occur in 2112, > only 101 short years from now). Does postfix? > Postfix has supported IPv6 for a while now. There are a few measures one can take on a private e-mail server that cut down on spam considerably that qmail should support. Simply ensuring reverse DNS to a valid domain on HELO cuts the spam load considerably. Does qmail have a filter for SPF checking yet? That can help quite a bit as well. -- Dan