Powermta Configuration Guide ((exclusive)) | EASY ★ |

#!/bin/bash while read line; do echo "$line" >> /var/log/pmta/bounces.log done PowerMTA provides CSV accounting logs for analysis.

<source 10.0.0.5> default-virtual-mta transactional </source> Or via X-VMTA header injected by the sending application. Bind source IPs and optionally use SMTP authentication for injection:

This configuration guide provides a complete foundation—extend it with FBL loops, custom bounce scripts, and multi-server clusters as needed. powermta configuration guide

<virtual-mta main> queue-type FIFO max-smtp-out 50 max-msg-rate 10000/h </virtual-mta>

<domain *> max-smtp-out 20 max-msg-rate 1000/h max-msg-per-connection 10 use-starttls yes </domain> <bounce-handler bounces@example.com> command /bin/cat >> /var/log/pmta/bounces.log </bounce-handler> Logging <acct-file /var/log/pmta/acct.csv> record job,vmta,domain,rcpts,status,dsn-status,time roll daily </acct-file> 16. Restart & Verify After config changes: It is optimized for volume, deliverability, and control

1. Introduction PowerMTA (PMTA) is a high-performance MTA (Mail Transfer Agent) designed for large-scale email delivery. It is optimized for volume, deliverability, and control over sending patterns. This guide walks through a full configuration from scratch. 2. Installation Overview While OS-specific steps vary, typical installation involves:

<log-file /var/log/pmta/pmta.log> level info </log-file> Virtual MTAs isolate delivery streams. Define them with custom IPs, throttles, and queues. Installation Overview While OS-specific steps vary

<source 127.0.0.1> return-path bounce@example.com </source> PowerMTA captures DSNs and can route bounces to a local script or mailbox.