Below is the new schedule for the maintenance that was originally scheduled for December 3rd.
Saturday December 11th:
2:00 AM Eastern: The blackberry BES server will be shutdown until the upgrades are complete.
2:30 AM Eastern: The HUB role will be transferred to MBOX2 as the primary HUB server and delivery point for ExchangeDefender
*Estimated* 3:00 AM Eastern: DB1 should be moved over and access to the mailboxes for users on DB1 will be restored. We will then start the move on DB2
*Estimated* 5:00 AM Eastern: DB2 should be moved and access to all user mailboxes should be restored.
6:00 AM Eastern: The reinstallation of OS on MBOX1 will begin.
7:30 AM Eastern: The installation of Exchange 2010 will begin on MBOX1
8:00 AM Eastern: The installation of Exchange will be complete and we will verify server settings
The roadmap after the installation is complete will vary based on the time of completion. To minimize customer downtime, we will begin the move back to LOUIEMBOX1 early Sunday morning.
We will provide updates on the post that will be opened when maintenance begins.