Pmta — Configuration

Vera saved a backup, added a new sticky note to the monitor: PMTA config: be gentle, be verified, be boring. And for the first time in a week, she went home before sunrise.

She added the max-errors-per-hour 10 directive. If a recipient server started screaming "User unknown," PMTA would listen. It would slam the brakes after ten errors, protecting their remaining reputation. It was the difference between a polite knock and a battering ram. pmta configuration

Vera had inherited Artemis from a ghost. The previous admin, a wizard of arcane scripts named "Grendel," had left behind a single sticky note: PMTA config: /etc/pmta/config . No password. No explanation. Just a file path. Vera saved a backup, added a new sticky

The most delicate surgery was the DKIM signing. Without it, their emails were anonymous, unsigned letters. She generated new 2048-bit keys, linked them to the DNS records, and told PMTA: If a recipient server started screaming "User unknown,"

Then came the marketing bulk. The cat trees. This was the muddy road. She assigned them older, warmer IPs. But she added the magic: max-msg-rate 1000/hour . A gentle choke, a respectful pacing. No more flooding Gmail's gates like a barbarian horde.