On Thu, 21 Nov 2019 at 14:53, Chris Green wrote:
> On Thu, Nov 21, 2019 at 01:00:24PM +, Dominic Raferd wrote:
> >I use a VM in a different country with the same priority MX so that we
> >should have effectively zero overall downtime. (The exceptions are
> when
> >I propagate a
On Thu, Nov 21, 2019 at 01:04:45PM +, Gregory Heytings wrote:
>
> >
> > Sending systems will automatically back off and retry at intervals (I
> > have seen this happen when I have upgraded my home server in the past)
> > so will a secondary/backup MX actually help at all?
> >
>
> It's up
On Thu, Nov 21, 2019 at 01:00:24PM +, Dominic Raferd wrote:
>I use a VM in a different country with the same priority MX so that we
>should have effectively zero overall downtime. (The exceptions are when
>I propagate a broken configuration from one MTA to the other - oops.)
>
Sending systems will automatically back off and retry at intervals (I
have seen this happen when I have upgraded my home server in the past)
so will a secondary/backup MX actually help at all?
It's up to you to decide what your priorities are. It's true that sending
systems
On Thu, 21 Nov 2019 at 12:05, Chris Green wrote:
> I run postfix on an 'always on' machine at home and have the MX record
> for my domain pointing at this machine.
>
> Obviously there are occasional downtimes, for example this morning we
> had a 3 hour power failure and I also need to upgrade
I run postfix on an 'always on' machine at home and have the MX record
for my domain pointing at this machine.
Obviously there are occasional downtimes, for example this morning we
had a 3 hour power failure and I also need to upgrade the machine
occasionally.
Now I could of course overcome some