KevinH is off getting married to JeniseU (poor girl), so I get to announce that...
Zimbra 4.0 is now GA!!!
Opensource on Sourceforge is here:
http://sourceforge.net/project/showf...roup_id=153217
Network edition from
http://www.zimbra.com/support
Licensing is real for the network edition:
http://wiki.zimbra.com/index.php?title=Licensing
OSS, of course, doesn't require a license.
Have fun!