What is Kolab server

[John Zoetebier <john.zoetebier@xxxxxxxxxxxxxxxxx>]

When I ran Kontact first time it asks me for a Kolab server.
Where can I find some information about the Kolab server ?

-- 
John Zoetebier
web site: http://www.transparent.co.nz

___________________________________________________
.
Account management:  https://mail.kde.org/mailman/listinfo/kde.
Archives: http://lists.kde.org/.
More info: http://www.kde.org/faq.html.