<vmta default-vmta> smtp-auth plain login auth-username smtp-user auth-password s3cr3t source 192.0.2.10 max-msg-rate 100/s max-smtp-out 50 </vmta>
In 2024 and beyond, DKIM isn't optional. Ensuring dkim-sign yes is active in your config ensures that every outgoing mail is cryptographically signed, which is a primary signal for "hot" deliverability to the inbox rather than the spam folder. Best Practices Before Going "Hot" sample powermta configuration file hot
This article provides a environment engineers can deploy immediately. We will dissect every critical directive, explain why default settings fail, and show you how to achieve blazing-fast delivery without landing in the spam folder. In 2024 and beyond
feedback-loop enabled true folder /var/log/pmta/fbl process-cmd "/usr/bin/php /etc/pmta/fbl-handler.php" explain why default settings fail
source default-domain * use-vmta main-sender domain google.com use-vmta warmup-sender domain yahoo.com use-vmta warmup-sender
