i need real advice.....plz help. i built on my qmail server qmail + vpopmail 4.9.8 + mysql 3.22.25 + qmailadmin0.39 + ezmlm-0.53(include idx) . but i can't yet solve the qmail SMTP AUTH problem...(this mean any client relay open...) i wanna only relay open accept trusted users.... Can anyone help me out? Links to related documents are welcome, too.