> Here is a parts from my main.cf > > mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain > mynetworks = 10.78.0.0/16, 10.82.0.0/19, 127.0.0.0/32 > relay_domains = $mydestination, $mydomain > relayhost = [192.168.10.2] > smtpd_sender_restrictions = > permit_sasl_authenticated > permit_mynetworks >
mynetworks = 127.0.0.0/32 If you leave in your network range, you are saying they can send without authentication. Permit_sasl_authenticated will fall through to permit_networks.
