Powermta Configuration Guide [DIRECT]

<source 0.0.0.0/0> auth-user myuser mypass require-auth yes </source> Better: restrict injection to localhost or a specific internal IP. Use domain stanzas to tune retries, timeouts, and throttling per recipient domain.

<virtual-mta ip1> source-ip 192.0.2.1 max-smtp-out 5 max-msg-rate 500/h </virtual-mta> <virtual-mta ip2> source-ip 192.0.2.2 max-smtp-out 10 max-msg-rate 1000/h </virtual-mta> powermta configuration guide

<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: &lt;source 0