Aproblem : I would liketo create an independent GAL for each department,a department employees canonly see his GAL and did notsee others GAL I don't know how to do it, who can help me ? thanks

Hello, Which version of Exchange do you use? Below articles wouldexplain you to configure GAL segregation in Exchange 2003. Shared Hosting with Exchange 2003 (Part 1) http://www.msexchange.org/tutorials/Shared_Hosting_Exchange_2003_Part1.html Shared Hosting with Exchange 2003 (Part 2) http://www.msexchange.org/tutorials/Shared-Hosting-Exchange-2003-Part2.html For Exchange 2007: White Paper: Configuring Virtual Organizations and Address List Segregation in Exchange 2007 http://technet.microsoft.com/en-us/exchange/bb936719.aspx