My Proxmox Mailgateway Cluster is now working fine. But sometimes I have bad SMTP Connection times, tested on mxtoolbox.com. But only on the second Proxmox Mailgateway Server. I disable Greylisting.
SMTP Connection Time
6.944 seconds - Warning on Connection time
I have now two Proxmox Mail Gateways in a Cluster. Now I would like to have two different SMTPD Banners, one for each machine. (PMG Mailin01 and PMG Mailin02). If i change it on one machine the second machine have the same SMTPD Banner. If I edit main.cf changes will override by...