rpm -ivh PowerMTA-6.0r3.x86_64.rpm
sudo systemctl enable pmta
| Symptom | Action | |---------|--------| | Service fails to start | Check /opt/pmta/logs/error.log and /var/log/messages | | License invalid | Verify /etc/pmta/license and hostname matches | | Port 25 blocked | Check firewall-cmd --list-all and SELinux | | Injection fails | Verify source block matches connecting IP/auth |
Upload your PowerMTA-6.0r3.rpm or PowerMTA-6.0r3.deb package along with your valid license file ( license ) to the /tmp directory of your server using SFTP or SCP. Step 2: Execute the Installer powermta 60r3 install
Move your authorized license file to the default PowerMTA directory. PowerMTA will not start without a valid license file placed in this exact location.
vi /etc/pmta/config
<source 127.0.0.1> auth-username "pmta-inject" auth-password "changeme123" </source> rpm -ivh PowerMTA-6
PowerMTA is not open-source software; you must obtain the installation package from your licensed distributor. Once you have the package URL, download it to your server. The latest version is 6.0r3, which includes a refined installer that simplifies the setup process.
If you enabled the Web Monitor, also start the pmtahttp service:
He hit Enter. The terminal flickered to life, displaying the version number and the rapid-fire progress of the installation. A few seconds later, the screen displayed the holy grail of system administration: . The Licensing Maze vi /etc/pmta/config <source 127
Or with the init script: sudo /etc/init.d/pmtahttp start .
# Example: Downloading the RPM package for CentOS wget https://your-vendor.com/powermta-6.0r3.x86_64.rpm
After reboot, verify with getenforce (should return Permissive ).