> On July 19, 2018 at 9:41 AM David Favor <[email protected]> wrote: > > > Working out upgrade of old 1.x + 2.x Dovecot installs to > latest 2.3.2.1 out of Ubuntu Bionic repositories. > _______ > > https://wiki.dovecot.org/Services suggests Dovecot can > be used for full mail infrastructure, avoiding the > complexity of exim4 or other MTA setup/management. > > Let me know if I understand this correctly. > > 1) https://wiki.dovecot.org/Submission can be used to > listen on port 25 + port 587 (with auth).
This is a proxy only. For any non-local delivery, you still need a submission server to deliver (and queue) mail remotely. That requires a full SMTP service running somewhere. > 2) https://wiki.dovecot.org/Pigeonhole can be used for > filtering, including forwarding email to other machines. > > 3) https://wiki.dovecot.org/Pigeonhole/ManageSieve/Configuration > can be used to forward off machine email, for example flowing > through a relay service like MailGun, using a simple script > or service like ESMTPD. > > 4) https://wiki.dovecot.org/LMTP can be used to deposit messages > into filesystem as Maildir or dbox or mdbox backing stores. michael
