Due to merging exercises, my customer needed to change their domain from abc.com to cde.com. As such all services that depends on Active Directory will be impacted including Exchange, Lync and SharePoint.
There is no clear cut way documented anywhere by Microsoft on how to do this, and this is not a “turn the switch” exercise. This requires planning and testing as per any SharePoint migration or upgrade project.
After following thru some blogs online, I roughly broken down the total effort including setting up a staging environment to prove the migration will be as below.
Below are links that helped me came to this decision