[CentOS] MS Exchange Replacement

[js]

Shawn Everett wrote:
> On Sunday 06 April 2008, Joseph L. Casale wrote:
>   
>> What is the closest open source mail server I can replace exchange with
>> that provides the nearest equivalent in user experience?
>>
>> Thanks!
>> jlc
>>     
>
> Kollab is pretty decent although it's a bit particular to install.
>
> Shawn
>   

And don't forget horde-groupware webmail edition, you can use your own
imap server (cyrus-imap in my case) to authenticate users:
a good groupware.

Regars

js.