In a test environment (and sometimes in a production environment) you need to quickly rebuild the offline address book, and quickly get the updated address book in Outlook:

Steps for quickly rebuild OAB:

1. Start EMS

2. Update OAB:

    Update-OfflineAddressbook “offline address book”


    Get-OfflineAddressbook | Update-OfflineAddressbook

    Restart Background Intelligent Transfer Service on the MBX server

3. Initiate OAB replication from mail box server to CAS server. Execute for each CAS server:

     Update-FileDistributionService "CASServerName"


    Get-ClientAccessServer | Update-FileDistributionService

    Alternatively  you can also restart  Microsoft Exchange File Distribution on each CAS server:
    net stop MSExchangeFDS & net start MSExchangeFDS
    restart-service MSExchangeFDS

4.Now start Outlook and download OAB:

    Goto Send/Receive menu, select Send/Receive Groups and press Download Address Book:

    To initiate a Full Download by doing "uncheck" @ Last Send/receive:



  1. Move the Offline Address Book Generation Process to Another Server
  2. Update the Offline Address Book
  3. GAL Photos in Exchange 2010 and Outlook 2010
  4. How offline Address books works in Exchange 2010