Install

Insight Server is a cost effective, reliable, and scalable messaging and collaboration server. Insight Server addresses key requirements for the server side of a company’s messaging and collaboration solution. It can replace the need for a Microsoft NT/Exchange Server, supporting functionality available in Outlook.

Insight is a powerful, easy to manage UNIX/Linux collaboration tool for your enterprise. Insight was developed due to the computer industry’s need of an UNIX/Linux client for Microsoft Exchange with Outlook functionality. Here is some More Information.

Here is a White Paper on Cost Savings and Feature Comparison.

Technical information:

Insight Installation
Outlook configuration
Administration
Development