On 1.5.2012, at 5.28, David Jonas wrote: > When using dovecot (2.1.5) sasl with postfix (2.8.4) behind nginx smtp > proxy I am seeing a ton of errors of the form: .. > Nothing is printed by dovecot in the logs regarding the error. It seems > that dovecot just hung up on postfix. (side note: no, can't use xclient > in nginx/postfix. But perhaps soon.)
So nginx hides the client's IP. > Finally I just disabled penalties with the info from > > http://www.dovecot.org/list/dovecot/2011-December/062631.html > > and that seemed to do it. Is there a better way? Nope, other than enabling XCLIENT so Dovecot sees the clients' real IPs instead of nginx's.