The hardware signature (MAC address, CPU UUID) does not align with your license strings, or the system clock is drastically inaccurate.
# /etc/pmta/config # Your PowerMTA license key license-key "YOUR_POWERMTA_LICENSE_KEY_HERE" powermta 60r3 install
PowerMTA will not start without a valid license file placed in the correct directory. Move the license file to the configuration folder: cp license /etc/pmta/license Use code with caution. Copied to clipboard The hardware signature (MAC address, CPU UUID) does
Ensure all base repositories and system packages are up to date. The hardware signature (MAC address
The first step is to ensure your server's packages are up-to-date.
Set the strict ownership and read/write privileges required for security:
: Dividing the spool into sub-pools significantly reduces filesystem lock contentions on high-volume runs.