Avendo a che fare con gli elenchi in linea, Outlook ed Active Directorymeglio tenere a mente questo link:How to Configure the Address Book to Query Users Contained in Active Directoryhttp://support.microsoft.com/kb/238007/en-usNello specifico, Windows 2000:Windows 2000 Active Directory returns only 5,000 entries in response to an Outlook client queryhttp://support.microsoft.com/kb/893354/en-usPer Outlook Express:XCLN: How to Use Outlook Express Directory Service Accounts with Exchange 2000h 
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