Anyone have any more info on sendmail and the Milter API? http://www.sendmail.com/partner/resources/development/milter_api/ Browsing mail-abuse, I see something new coming down the pipe called DCC and maintaining a white list of hosts. http://www.mail-abuse.org/vtf/dccbeta.html It's a very interesting concept. -- Bob Tanner <tanner at real-time.com> | Phone : (952)943-8700 http://www.mn-linux.org | Fax : (952)943-8500 Key fingerprint = 6C E9 51 4F D5 3E 4C 66 62 A9 10 E5 35 85 39 D9