Syncronizing two IMAP servers

[djk]

On 10/10/15 12:22, Timothy Murphy wrote:
> I spend time in two places, in different countries.
> I have a local network in each place,
> with IMAP servers on each network.
> I collect email by fetchmail from various servers,
> and read email on my laptop with KMail.
>
> I tried using just one IMAP server, but this proved impractical.
> So I have two collections of the same sub-folders, on the two servers.
>
> I have two questions:
> 1. Is there a simpler way of organizing my email?
> 2. Given the current method, is there a way of syncronizing folders
> on the two servers?
>

You can use bi-directional replication:

http://wiki2.dovecot.org/Replication

I personally use the SSL over TCP method and it works find *provided* 
you have a valid (ie non-self signed or otherwise correctly installed 
private CA) certificate to use.

Dirk