Author: Sheldon Hearn Date: To: Tony Finch CC: exim-users Subject: Re: [Exim] secondary MX in a world of spammers
On (2003/11/12 16:48), Tony Finch wrote:
> >Usually, when customers ask about backup MX, it's because they think
> >their mail is stored somewhere other than the primary MX. In these
> >cases, backup MX really can help.
>
> I'm not sure what you mean. Here we have multiple equal-priority MXs
> and none of them store email -- they just pass it on to the appropriate
> message store (which is usually physically adjacent). If you're thinking
> of physical separation, why a backup MX rather than an equal MX?
Depends on network location and host performance.
I'm not a big fan of backup MXs. I've seldom seen them do more good
than harm.
