config setprop qpsmtpd DNSBL enabled
config setprop qpsmtpd RBLList sbl-xbl.spamhaus.org:whois.rfc-ignorant.org:dnsbl.sorbs.net
config setprop qpsmtpd RHSBL enabled
config setprop qpsmtpd RequireResolvableFromHost yes
config setprop qpsmtpd SBLList dsn.rfc-ignorant.org