Qmail

pop3s

http://untroubled.org/relay-ctrl/

celui de xav =>

     cat /etc/courier-imap/pop3d
     PIDFILE=/var/run/pop3d.pid
     MAXDAEMONS=40
     MAXPERIP=4
     POP3AUTH=""
     POP3AUTH_ORIG="LOGIN CRAM-MD5 CRAM-SHA1"
     POP3AUTH_TLS=""
     POP3AUTH_TLS_ORIG="LOGIN PLAIN"
     POP3_PROXY=0
     PORT=110
     ADDRESS=0
     TCPDOPTS="-nodnslookup -noidentlookup"
     POP3DSTART=YES
     MAILDIRPATH=maildir
     MAILDIR=.maildir
     PRERUN="envdir /etc/relay-ctrl relay-ctrl-chdir"
     LOGINRUN="relay-ctrl-allow"

A TESTE

greylist avec qmail

http://david.chanial.com/gl4rbl/