Besides backup, any IT division should have a disaster recovery plan. You will find a few tips below relating to the development of such a plan and to what issues one should pay special attention in the course of backup planning.
|One of CAS on-premise server can't get free/busy of calendar user in 365||6||32|
|Exchange 2010 DAG Replay Queue||9||27|
|Exchange 2007 Calendar Permission breach||2||6|