Nuno Catarino via Postfix-users: > postfix/smtp[31278]: CFC982C034E: to=<em...@gmail.com>, > relay=smtp.gmail.com[64.233.167.109]:587, > delay=5.5, delays=0.05/0/5.4/0, dsn=4.7.0, status=deferred (SASL > authentication failed; cannot authenticate to server > smtp.gmail.com[64.233.167.109]: > invalid parameter supplied)
Here is a hint: https://www.cyrusimap.org/sasl/sasl/reference/manpages/library/sasl_errors.html lists all Cyrus SASL error codes, one of which is: SASL_BADPARAM Invalid Parameter Supplied There are many search engine hits for "invalid parameter supplied" and they involve Cyrus LDAP support. Another hit: https://askubuntu.com/questions/1189871/postfix-saslnot-workign-on-upgrade-to-19-10o The solution could be as simple as: /etc/postfix/main.cf: smtp_sasl_mechanism_filter = login plain Wietse _______________________________________________ Postfix-users mailing list -- postfix-users@postfix.org To unsubscribe send an email to postfix-users-le...@postfix.org