Re: [exim] Server Upgrade

On 13 Apr 2019, at 17:15, Rainer Dorsch via Exim-users <exim-users@???> wrote:
> Can anybody recommend one of the approaches or even propose something
> better...?

Stop exim.
Disable exim from running at startup.
Backup your config.

Update

Use diff to check the config; reinstate the original one if necessary

Restart exim.

This will rely on you doing it in a timely fashion - so not over a matter of days, but minutes/small number of hours - and lets the machines sending mail to you manage their retries according to site specific configuration. If you’re not listening, you’re not receiving, so no glitches can occur!

Graeme