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Configuring S3 bucket as alternative storage for Dovecot sdbox

FWIW you can use obox with S3 storage to do this. Actually you can store it all in obox and use lifecycle rules to push older objects into cheaper storage automatically. I’d prefer this to using FUSE-...
koehn's user avatar
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Email from any outside domain bounces back with 554 5.7.1 Relay access denied error

You have overridden virtual_alias_domains with an empty value, rendering your virtual_alias_maps useless. Removing that line should fix the problem given the MySQL configuration works. ...
Esa Jokinen's user avatar
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2 votes
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postfix with dovecot : many authentication failures

You could disable SASL authentication on SMTP port 25 altogether, as authenticated users should be using submissions a.k.a. Implicit TLS for SMTP Submission (RFC 8314, 3.3), instead. In main.cf: ...
Esa Jokinen's user avatar
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postfix with dovecot : many authentication failures

You may restrict imap ports 143,465,587,993 with iptables to LAN only.
nih's user avatar
  • 46
2 votes

How can I convince postfix to send mail to my local maildir using dovecot lmtr?

OK I sorted it out. First, I added user '[email protected]' to my virtual_users table. This seems to allow things to proceed somehow. MariaDB [mailserver]> INSERT INTO mailserver....
Rich's user avatar
  • 183

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