from this website: http://qmail-scanner.sourceforge.net/FAQ.php it recommended this /etc/mail/spamassassin/loocal.cf. any comment from experts here? I am going to follow... skip_rbl_checks 1 required_hits 5 auto_report_threshold 30 rewrite_subject 0 report_header 1 use_terse_report 1 defang_mime 0 skip_rbl_checks 1 ### why 2 skip_rbl_checks??