If the service fails to start, review the error logs immediately using tail -n 50 /var/log/pmta/pmta.log or run pmtad -d to start the daemon in debug mode. 6. Post-Installation Testing Command-Line Diagnostics
sudo yum install -y glibc libstdc++ libidn libidn-devel openssl openssl-devel perl libaio libaio-devel
Typical filenames:
smtp-listener 0/0:25
sudo yum update -y sudo yum install -y wget curl net-tools libcompat glibc Use code with caution. For Ubuntu / Debian: powermta 60r3 install
The primary configuration file is located at /etc/pmta/config . Back up the default file before making edits:
PowerMTA relies on specific shared libraries. If these are missing, the installation will fail or the service will not start. If the service fails to start, review the
mkdir -p /etc/systemd/system/pmta.service.d echo -e "[Service]\nTimeoutStopSec=30" > /etc/systemd/system/pmta.service.d/override.conf systemctl daemon-reload
: Use WinSCP or FileZilla to upload the PowerMTA-6.0r3.rpm package to the /root folder. For Ubuntu / Debian: The primary configuration file
<virtual-mta vmta-default> smtp-source-ip 1.2.3.4 max-smtp-out 20 </virtual-mta>