On Tue, Dec 12, 2000 at 08:21:09AM +1000, Rawlinsons Group (Brisbane) wrote:
> Computer A (On ISP Primary)
> | - Linked via 100Mbps ethernet
> Computer B (On ISP Secondary)
>
> I'd like to setup A as the first MX record for host blah.com and B as the
> secondary MX record for blah.com both on different ISPs and connected via
> 100Mbps ethernet.
>
> If A is down and B starts receiving email for A, how do I forward all the
> emails B receives to A over the ethernet and not keep copies of those emails
> on server B?
On B, put blah.com in control/rcpthosts *only*. That's all you have to do.
Chris
