On Thu, Mar 26, 2026 at 10:34:26AM +0000, Sad Clouds via Postfix-users wrote:
> I'm trying to disable MUA submission on port 25. I set these in my > config: > > main.cf: > smtpd_sasl_auth_enable = no > > master.cf: > smtp inet n - n - 1 postscreen > smtpd pass - - n - - smtpd > dnsblog unix - - n - 0 dnsblog > tlsproxy unix - - n - 0 tlsproxy > > However for some reason MUAs can still authenticate and submit mail when > connecting on port 25, even though SASL authentication is disabled > globally for smtpd. Am I missing something here? Anecdotal reports are not productive. - https://www.postfix.org/DEBUG_README.html#mail postconf -nf postconf -Mf .. logs of unexpected successful submission ... -- Viktor. 🇺🇦 Слава Україні! _______________________________________________ Postfix-users mailing list -- [email protected] To unsubscribe send an email to [email protected]
