linux email server, contact manager ...etc

[Mike McMullin]

On Sun, 2007-05-20 at 12:50 -0400, Rick wrote:
> I have a client that is looking to switch from Windows Exchange Server 
> Enterprise, to a full blown linux (opensource (freeware)) CRM, Mail, 
> Messaging..etc.server. ( They all use outlook )
> 
> Anyone, know of a full feature, that would be a replacement, for a midsize 
> office, of 200+ people.
> 
> They are will to move to ubuntu...if they can find a direct replacement.

  SOX maybe?  I cannot off hand recall too much about it, but from what
I remember, it's basically on Open-Exchange Server less some of the
tightly integrated functionality of MS-Exchange.