Hello What I must set to enable "postscreen" ? I ask because I must use "-o receive_override_options=no_address_mappings" in master.cf
smtp inet n - y - 100 smtpd -o receive_override_options=no_address_mappings ....... proxymap unix - - n - - proxymap proxywrite unix - - n - 1 proxymap smtp unix - - y - - smtp -o smtp_helo_timeout=5 -o smtp_connect_timeout=5 ...
