>> So having a delay of 2-5 seconds before the HELO answer helps >>you identify the spam sending hosts. > > And doing then what?
block, or add a score to the PB if the sending host keeps transmitting and does not respect the delay time. Delayed helo is a standard feature of many respected MTA. Maybe not effective as graylisting or surbl, but nothing exotic. ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ Assp-user mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/assp-user
