On Sun, Mar 22, 2026 at 07:33:15PM -0400, Scott Hollenbeck via Postfix-users wrote: > I'm setting up a new server running Ubuntu 24.04.4 LTS and postfix 3.8.6. > I'm having trouble getting postfix properly configured to send email from > the server's domain name (dnsmon.net). As currently configured, email is > identified as being sent from the server's host name (juno). This is what I > see in the headers of a received message: > > Return-Path: <sah62@juno> > From: Scott Hollenbeck <sah62@juno> > > Here are the configuration values returned from "postconf -n": > > myhostname = dnsmon.net > myorigin = /etc/mailname > > ...and a few other relevant values: > > $ cat /etc/mailname > dnsmon.net > > $ cat /etc/hostname > juno > > I don't yet have a valid PTR record set for this new server. Could that be > the problem? Is there something else I'm missing?
Please see: https://www.postfix.org/DEBUG_README.html#mail In particular, the above post lacks: - A clear, non-anecdotal report of the observed symptoms, - Some relevant log entries, - Full configuration details (postconf -nf, postconf -Mf) -- Viktor. 🇺🇦 Слава Україні! _______________________________________________ Postfix-users mailing list -- [email protected] To unsubscribe send an email to [email protected]
