Validate support in your installed software release before deployment.
Configuration
<domain hotmail.com>
max-smtp-out 1
max-msg-per-connection 1
retry-after 2h
bounce-after 144h
</domain>Validation
Back up the current configuration, run the product-specific syntax check, reload safely, and review logs after a controlled test.
Production notes
Correct DNS identity, envelope routing, bounce handling and reputation controls are as important as the directive itself.