Download here the reference of Wohnstätte Krefeld
To help the understanding of the Zarafa architecture, a schematic displaying of the technical construction behind Zarafa is shown here. When you want to install Zarafa, here you can see how the linux server and Zarafa are integrated, as well as how Zarafa collaborates with Windows and Outlook. All blue parts in the visualization are developed by Zarafa.
There is a more extensive description of this model available in the Server manual.

Presenting new partnerships at Solutions Linux, 16-18 March, Paris
Zarafa, the Dutch mobile messaging and collaboration specialist gets a foothold in France. Today, Zarafa announces that it has signed contracts with the French open source systems integrator Smile and with French distributor ETC. With these contracts and her presence at Solutions Linux, Europe’s largest commercial open source exhibition, Zarafa aims to strengthen its international market position.
Zarafa’s messaging software is offered to more than 1000 BluePex customers, 300 Bluepex partners
Today, at CeBIT 2010 in Hannover, Mobile Messaging and Groupware Specialist Zarafa announces that the Brazilian software security company BluePex will integrate Zarafa’s Collaboration Platform into their appliance solutions stack (1). Zarafa will be added as the only groupware messaging solution to the BluePex’ product range. This means that BluePex will offer Zarafa’s software to all existing, more than 1000 customers, via 300 partners.