smtp-source-ip 1.2.3.4 host-name ://yourdomain.com Use code with caution. 3. Advanced Delivery Settings
After researching and evaluating different options, Emily's team decided to switch to PowerMTA 4.5. The software promised to provide high deliverability rates, advanced reporting, and easy integration with their existing systems. powermta 4.5 user guide
Connection to alt4.gmail-smtp-in.l.google.com established. RCPT TO accepted. Queue drained. smtp-source-ip 1
To ensure high deliverability in version 4.5, you must sign outgoing mail with DKIM. powermta 4.5 user guide
PowerMTA 4.5 excels at "Traffic Shaping"—controlling the flow of mail to avoid triggering spam filters. Domain Macros
PowerMTA 4.5 includes several security features to prevent email abuse and ensure secure email delivery.