charles marcus qqugswomediabrokerscom jorey bump 2122008 409 pm said following specifically whats difference smtpd_tls_security_level may smtpd_tls_auth_only yes tls optional clients mandatory authentication ahh ok staring face couldnt see face way dang didnt know dense long dont fatfinger smtpd_tls_security_level encrypt wont matter auth_only set yes well yes still buy car insurance spite wearing safety belts lol ok thanks willing assist technically_disabled best regards charles tue 05 aug 2008 222836 0500 question smtpd_tls_security_level