RE: [cobalt-users] turning off mail services

[Chris Burchell <cburchell@xxxxxxxxxxx>]

> On Fri, 28 Dec 2001, William J.A. Brillinger wrote:
>  
> > What happens to incoming email for a Raq4 if the mailserver is 
> > disabled for
> > an hour?
> > Will it have a 'permanent fatal error' or will it be 
> delivered when the 
> > server comes back online?
> 
> It depends on who sends it, if it is coming from another mail 
> server, it will wait around for w while and try later. If it 
> is from a client however who is trying to send direct to you 
> , they have no place to store it, and delivery will fail 
> immediatly....
> 
> There is a reason most people try to have backup mailservers ;P
> 
> gsh
> 

Is there a FAQ somewhere on how this can be done?  I know how to setup the
lower priority MX records, but I'd like to learn more about how to setup a
backup mail server.  Is the backup mail server just setup as a smart host
that is instructed / configured to relay all mail to the main mail server?

Regards,
Chris