[Dovecot] Multiple locations, 2 servers - planning questions...

[/dev/rob0]

On Mon, Feb 27, 2012 at 06:59:14PM +0100, Adam Szpakowski wrote:
> On 27.02.2012 17:54, Charles Marcus wrote:
> >These two locations will be connected via a private Gb ethernet 
> >connection, and each location will have its own internet 
> >connection (I think - still waiting on some numbers to present to 
> >the owner to see what he wants to do in that regard, but that will 
> >be my recommendation), so bandwidth for replication won't be an 
> >issue.
> [cut]
> 
> I do have a basic question... How many users will be in this new, 
> remote location? Will the traffic be so vast, that 1GbE link will 
> not be enough, or are you using two servers for reliability?
> 
> The simpler the configuration, it is almost always the better. 
> Maybe you can stay with one server in yours primary location?

This was exactly my thought as reading it.

If you have some control over client configuration, use "offline
IMAP," where clients maintain a local copy of what's on the server. 
(That's a good idea anyway, distributed backups of mail which
possibly is important.)
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