Yves Dorfsman: > Wietse Venema wrote: > > > > There's no reject_unknown_* in there, so this does not reproduce > > the complaint. > > Right, because I had commented them out in order to make it work. I put them > back, here's the output of postconf -n
It's like sending your brother to the doctor for examination instead of yourself. > smtpd_client_restrictions = permit_sasl_authenticated, > reject_unknown_address, > reject_unknown_client, > reject_unknown_reverse_client_hostname, > check_client_access hash:/etc/postfix/access, > reject_rbl_client sbl-xbl.spamhaus.org This accepts mail from SASL-authenticated clients and rejects unknown stuff from SASL-unauthenticated clients. Your mail is rejected because the client is not SASL authenticated. You probably have an SMTP-based content filter in the middle of your Postfix system, and failed to configure the post-filter SMTP server per the FILTER_README instructions. Wietse