Small Business Server 2003 to Windows 2008 & Exchange Server 2010

Successfully Migrated Small Business Server 2003 to Windows 2008 & Exchange Server 2010

Before trying this please prepare and implement in test phase or you can mess up the whole in live.

Using the Below mentioned Steps :

Setup a Temporary Domain
Replicate ad to Temporary Domain
Build exchange 2003 in temporary dc
Cleanup the metadabase
use forklift for exchange 2003
Seize FSMO role on temporary dc
join server 2008 on to temporary dc
Install exchange 2010
make GC server
move mail boxes and public folders to new server 2008
once all move delete connectors on temp dc
promote server 2008 to primary domain controller
demote temp dc
remove exchange 2003


The Most difficult part is cleaning the exchange database in temp server and attaching the mailboxes to the new Domain.