It's seem to be good with this option. Thanks.
--- ################## Philippe - Forums Le 2018-12-22 22:46, Wietse Venema a écrit : > Philippe - Forums: > >> Yes, with this option I can't send an email with my smartphone, because >> the smartphone IP have not proper reverse DNS. >> >> And there is my problem: reject all IPs without proper reverse DNS but >> accept my smartphone. > > Use permit_sasl_authenticated before reject_unknown_client_hostname. > > Wietse