On Tue, Jan 09, 2007 at 12:19:09AM +0000, {exim-user}@??? wrote:
> avoid... What I would like is for the backup-MX to reject mail with
> invalid username *without* consulting the final destination.
>
> vdom_aliases:
> driver = redirect
> allow_defer
> allow_fail
> domains = dsearch;/etc/exim4/virtual
> data = ${expand:${lookup{$local_part}lsearch*@{/etc/exim4/virtual/$domain}}}
> retry_use_local_part
> pipe_transport = address_pipe
> file_transport = address_file
> no_more
How about something like:
rsync /etc/exim4/virtual from the final destination server to the backup server.
add the vdom_aliases router to the backup, with verify_only.
--
Dave Evans
Power Internet
http://www.powernet.co.uk/~davide/about-powernet.txt