Insight AddressBook Insight AddressBook is an Outlook plug-in that has the same look and feel as Microsoft’s Global Address List™, from an LDAP server.
  Insight Connector Insight Connector is a Microsoft Outlook™ plug-in that allows full Outlook groupware capabilities without the need for an Exchange™ server.
  Insight Family Includes Insight Server, Insight Connector, AND Insight AddressBook
  Insight Server Insight Server is a Linux based email server utilizing open source components to provide a highly reliable, scalable, and cost effective email solution for customers of all sizes.
  Insight WebClient The Insight WebClient is a browser-based application that reads information from Insight Server, and displays this information to the user in the form of an HTML page.