smtpd_sender_restrictions = hash:/etc/postfix/access
smtpd_recipient_restrictions = permit_mynetworks,reject_unauth_destination, permit_sasl_authenticated
smtpd_client_restrictions = permit_sasl_authenticated
smtpd_sasl_auth_enable = yes
smtpd_use_tls = no
smtpd_helo_required = no

smtp_sasl_auth_enable = yes
smtp_use_tls = no