postfix

milter-bcc
always_bcc
recipient_bcc_maps

main.cfの編集

/etc/rc.d/init.d/saslauthd start

chkconfig saslauthd on

chkconfig --list saslauthd

vi /usr/lib/sasl2/smtpd.conf
saslauthd
を
auxprop
へ

yum -y install dovecot

/etc/rc.d/init.d/dovecot start

mkdir -p /etc/skel/Maildir/new
mkdir -p /etc/skel/Maildir/cur
mkdir -p /etc/skel/Maildir/tmp
chmod -R 700 /etc/skel/Maildir/

/etc/rc.d/init.d/sendmail stop
chkconfig sendmail off
chkconfig --list sendmail
alternatives --config mta
/etc/rc.d/init.d/postfix start

[master.cf]

submission inet n - n - - smtpd
-o smtpd_sasl_auth_enable=yes -o smtpd_etrn_restrictions=reject -o
smtpd_client_restrictions=permit_sasl_authenticated -o
smtpd_recipient_restrictions=permit_sasl_authenticated,reject_unauth_destination