[Dovecot] Mailboxes separated from IMAP server

Reymer Antonio Vargas Solano reymervargas at gmail.com
Mon Oct 21 23:16:34 EEST 2013


Thanks about the information, don't worry about the german.

Regards,

ravs


On Mon, Oct 21, 2013 at 1:51 PM, Robert Schetterer <rs at sys4.de> wrote:

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> Am 21.10.2013 21:30, schrieb Reindl Harald:
> >
> >
> > Am 21.10.2013 21:23, schrieb Reymer Antonio Vargas Solano:
> >> At my university we are trying to implement a distributed email
> >> backend, but I have some troubles,
> >>
> >> The topology:
> >>
> >> Server A: Postfix+LMTP # MTA Server B: Dovecot+LMTP # Just
> >> mailboxes Server C: Dovecot # POP3/IMAP
> >>
> >> Right now the Server A can leave a received email to the Server
> >> B, but I don't know how to communicate Server C to the Server B
> >> to retrieve the emails.
> >>
> >> I think that we should use IMAP protocol, but I am confused about
> >> how to connect them, I don't know if we have to use a proxy IMAP
> >> server, or another thing.
> >>
> >> Can anyone give me  an idea?
>
> some more ideas , but based on another server setup/layout
> use loadbalancer to serveral mailservers ( postfix/dovecot/amavis )
> with shared storage ( gfs, nfs, ocfs2 , ceph ,drbd ) etc , shared
> ldap, sql auth backends etc
>
>
> http://sys4.de/de/blog/2013/06/10/loadbalancing-mit-keepalived-postfix-dovecot/
>
> http://sys4.de/de/blog/2013/06/06/postfix-dovecot-ceph-cluster-storage/
>
> sorry only german
>
> or
>
>
> http://www.kutukupret.com/2011/06/19/postfix-realtime-maildir-replication-using-dual-primary-drbd-with-ocfs2/
>
> there are a lot of chances how to solve it, deeply depends how many
> mailboxes inkl quota you want to goal, and how much traffic is
> awaited, and at the end what is your budget target.
>
> >
> > http://en.wikipedia.org/wiki/Storage_area_network
> > http://en.wikipedia.org/wiki/Clustered_file_system
> >
>
>
>
> Best Regards
> MfG Robert Schetterer
>
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