<div dir="ltr">Does it have to be a local machine? Because to be honest, while IMAP is a fantastic concept, I have NEVER seen a really good implementation, either Free or proprietary. And they are all a complete headache.<div>
<br></div><div>Depending on budget and needs, Google email for business might be a good solution that meets all those requirements.</div><div><br></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Wed, Feb 12, 2014 at 11:54 AM, L. V. Lammert <span dir="ltr"><<a href="mailto:lvl@omnitec.net" target="_blank">lvl@omnitec.net</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Have an opportunity to propose an IMAP server to replace Exchange, .. what<br>
is a good recommendation considering:<br>
<br>
* Security - SPAM/Virus filtering<br>
* Flexibility - any number of domains or users per domain<br>
* Maintenance - Web-based UI for normal admin (i.e. SysAdmin not<br>
required)<br>
* Compatibility - standard IMAP, of course, .. but is it worthwhile to<br>
goto a more 'Exchange Compatible' architecture<br>
<br>
My initial research had create a big question:<br>
<br>
Most of the 'name' systems (e.g. Zimbra, Zentyal), have not realy<br>
security; NONE I have seen will do milter style filtering (i.e. reject<br>
before acceptance any emails from a dynamic IP block).<br>
<br>
What are folks using now?<br>
<br>
Thanks!<br>
<br>
Lee<br>
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</blockquote></div><br></div>