prevention of outgoing emails from spammers

Change that user's password and check the mailq to remove any remaining spam messages, restart postfix and restart dovecot(?) to drop current logged in connections, but this depends on having an alternate way to contact the client (phone or control panel?) to update their password.


The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway.
We think our community is one of the best thanks to people like you!

Get your subscription!

The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Tens of thousands of happy customers have a Proxmox subscription. Get yours easily in our online shop.

Buy now!