Transition to exchange 2010

35 pts.
Exchange 2003 Migration
Exchange 2010
Exchange 2010 Migration
Microsoft Exchange 2003
Dear experts;
i am going to install exchange 2010 in environment where we have exchange 2003.
i know the transition steps as i know, but first i want to do it in test lab, 
to be honest i don't know the strategy to do this, can anybody help in this?
mainly i want to know how to isolate the test lab, what changes to do to the IP's, DNS records and so on.
thanks in advance

Software/Hardware used:
Exchange 2010, exchange 2003

Answer Wiki

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First make sure of the followings….

  1. .NET Framework 3.5
  2. Windows Remote Management 2.0
  3. Windows PowerShell v2
  4. Net. TCP Services started and set automatic (services.msc)
  5. Disable TCP/IP6 from Registry (in case of use tcp/ip4)
  6. 2007 Office System Converter (optional)
  7. IIS for Client Access Role

Now the next step….

  1. Bring the Exchange organization to Exchange Native Mode
  2. Upgrade all Exchange Servers to Exchange Server 2003 Service Pack 2
  3. Upgrade at least one Global Catalog domain controller in each AD site that will house Exchange Server
  4. Prepare your Windows Server for the first Exchange 2010 server
  5. Install the AD LDIFDE tools on the new Exchange 2010 server (For upgrading schema)
  6. Run DriveLetter:\Exchange2010\Setup /PrepareAD /OrganizationName:your_organisation_name from command prompt where DriveLetter is the CD/ DVD ROM
  7. Install any necessary prerequisites (like WWW for CAS server role)
  8. Run setup on the Exchange 2010 server, upgrade the schema, and prepare the forest and domains.
  9. Install Client Access Server role servers and configure per 2010 design
  10. Transfer OWA, ActiveSync, and Outlook Anywhere traffic to new CAS servers
  11. Install Hub Transport role and configure per 2010 design
  12. Transfer inbound and outbound mail traffic to HT servers
  13. Install mailbox servers and configure Databases
  14. Create public folder replicas on Exchange 2010 servers using Exchange 2010 Public Folder tool
  15. Move mailboxes to Exchange Server 2010 using Move Mailbox Wizard or PowerShell
  16. Making re-home the Offline Address Book generation server to Exchange Server 2010
  17. Making Re-home the public folder hierarchy on the new Exchange Server 2010 i.e. admin group
  18. Transfer all Public Folder Replicas to Exchange Server 2010 Public folder
  19. Review and verify Installation log, events, Exchange related Windows services, server roles
  20. Test Mail Flow, public folder, webmail, outlook configuration
  21. Run BPA
  22. Delete Public and Private Information Stores from Exchange 2003 server
  23. Delete Routing Group Connectors to Exchange Server 2003
  24. Delete Recipient Update Service agreements using ADSIEdit.
  25. Uninstall all Exchange 2003 servers and remove from domain

Remember, before doing anything it is a good practice to take backup and keep it in a safe place. It is better to do it on a Test computer, and after successful, go for final preparation. For more Information, please go here.

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