[GRLUG] Exchange Replacement Opportunity

[Michael Mol]

On Wed, Feb 12, 2014 at 11:54 AM, L. V. Lammert <lvl at omnitec.net> wrote:
> Have an opportunity to propose an IMAP server to replace Exchange, .. what
> is a good recommendation considering:
>
>  * Security - SPAM/Virus filtering
>  * Flexibility - any number of domains or users per domain
>  * Maintenance - Web-based UI for normal admin (i.e. SysAdmin not
>    required)
>  * Compatibility - standard IMAP, of course, .. but is it worthwhile to
>    goto a more 'Exchange Compatible' architecture
>
> My initial research had create a big question:
>
> Most of the 'name' systems (e.g. Zimbra, Zentyal), have not realy
> security; NONE I have seen will do milter style filtering (i.e. reject
> before acceptance any emails from a dynamic IP block).
>
> What are folks using now?
>
>         Thanks!

You'll need to piece something together.

Dovecot for IMAP. Postfix for SMTP. Any webmail client you like that
can be backed by IMAP.

There are tools that provide Exchange-compatible gear, but I don't
remember what they're called.

-- 
:wq