# service type private unpriv chroot wakeup maxproc command + args
# (yes) (yes) (yes) (never) (100)
# ==========================================================================
-#submission inet n - - - - smtpd
-# -o smtpd_tls_security_level=encrypt
-# -o smtpd_sasl_auth_enable=yes
-# -o smtpd_client_restrictions=permit_sasl_authenticated,reject
-# -o milter_macro_daemon_name=ORIGINATING
+submission inet n - - - - smtpd
+ -o smtpd_tls_security_level=encrypt
+ -o smtpd_sasl_auth_enable=yes
+ -o smtpd_client_restrictions=permit_sasl_authenticated,reject
+ -o milter_macro_daemon_name=ORIGINATING
+ -o smtpd_proxy_filter=127.0.0.1:10025
+ -o smtpd_client_connection_count_limit=15
#smtps inet n - - - - smtpd
# -o smtpd_tls_wrappermode=yes
# -o smtpd_sasl_auth_enable=yes