[pfx] Re: Backup MX config

On Wednesday, December 18, 2024 06:05 AEST, Wietse Venema via Postfix-users wrote: Kenneth Porter via Postfix-users: > The biggest headache I had when I used a backup MX was avoiding  > backscatter. So I tweaked my milter on the primary to always accept mail  > from the backup and never reject/b

[pfx] Backup MX config

Hi Postfix list, I have a stable low-volume Postfix setup on a 10-year-history IP address. In mid-2025 we need to relocate interstate. The mail MX is going to be offline for a few days for the relocation and have possible further outage time through new location setup. The new location will als