Do you have more than one Active Directory forest and want to exchange information in your Exchange Global Address List? Have you been tirelessly searching for a simple and cost effective way to solve your problem? Well we are happy to let you know that your search is over!

GALsync allows you to share Exchange mail-enabled objects of your Active Directory forest with other forests. Sharing objects helps users in one or both messaging organizations to access information users and groups of the opposite Active Directory. Access to free/busy data between untrusted forests is possible with Microsofts built-in functionalities.