Powermta Configuration Guide Top !!install!! -

file. Replace default IP addresses with your server's actual IP and update all domain instances to match your sending domain. Authentication

This is where PMTA's granular control shines. You can create rules that apply specifically to a single domain, a subdomain, or a whole domain family (e.g., *.gmail.com ). Configurations should be tailored by region, volume, and mail type—global settings rarely perform best.

Ensure every smtp-source-ip resolves back to the exact host-name defined in your VirtualMTA. 4. Advanced Traffic Shaping and Domain Directives powermta configuration guide top

ip 192.168.1.10 # One IP ip 192.168.1.10/24 # Range (if using CIDR)

PowerMTA Configuration Guide: Top Best Practices for Enterprise Deliverability You can create rules that apply specifically to

Use an FTP client like WinSCP or FileZilla to upload the PowerMTA RPM/DEB package and your license file to /etc/pmta .

PowerMTA needs to know how to identify itself to receiving servers. or a whole domain family (e.g.

You must generate keys and point PowerMTA to them. This is typically done inside a VirtualMTA block.