Exchange 2010 Migration - Part 1

Existing Environment:
1 x Exchange 2007 SP2 (CAS,Hub and UM)
1 x Exchange 2007 SP2 (Mailbox)
1 x Exchange 2010 (CAS, Hub and UM)

Part 1 - Install Mailbox Role of Exchange 2010

OS: Windows 2008 R2 x64

Add .NET framework 3.5.1 features
Install filter 1.0 pack x64

Run As Administrator: Cmd
Go to Scripts folder of Exchange installation CD/Folder
ServerManagerCmd -ip Exchange-MBX.xml -Restart

Note: the above command is for Windows 2008 SP2, but works fine for 2008 R2

Add "Exchange Trusted Subsystem" as the local admin group in all Exchange 2007 Servers and reboot them, otherwise you will get "access denied" error when trying to view the OWA/ActiveSync configuration from 2010 console

To be continue...