Update: Root cause identified and resolved — Broken pipe during plesk-mail-pc-driver installation
Hi everyone,
Following up on this thread with new findings from our investigation today.
Root cause identified
After digging into the DNF logs on our server, we found the actual root cause...
Hi, thank you for your quick response.
The Outgoing mail mode is set to "Direct sending". There is no relayhost configured in /etc/postfix/main.cf — the parameter is commented out, so Postfix delivers outgoing mail directly to destination servers.
Let me know if you need any additional...