Sample Powermta Configuration File Hot -

The change from defaults: max-per-host-out 100 . Standard config uses 20. Bumping to 100 allows simultaneous delivery to large ISPs like Gmail. However, never exceed 200—Google’s postmaster guidelines suggest 100-120 per IP.

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<domain *> max-msg-rate 5000/h max-connect-rate 100/h max-smtp-out 20 bounce-after 2d retry-after 15m use-starttls yes </domain> The change from defaults: max-per-host-out 100

The production-ready configuration template and detailed guide below explain how to optimize PowerMTA for hotmail.com, outlook.com, live.com, and msn.com. Understanding Microsoft’s Inbound SMTP Rules This link or copies made by others cannot be deleted

<http-management> # Bind to localhost only for security. Use an SSH tunnel for remote access. http-access "127.0.0.1:8080"

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