On Tue, 19 Nov 2019 at 08:56, Merrick <merr...@fn.de> wrote: > My purpose is to setup two MX servers in different locations for high > availability. > But I am not sure how the two MX servers handle message storage. >
If you are a small organisation you could consider relaying into Gmail. Or, easiest of all, use G Suite (which is free for non-profits).