Configuring the NetBackup service account (Exchange 2010)
If in a cluster or replicated environment, perform the steps in the following procedures on each Exchange node. Also perform these steps on the Exchange Client Access Server (CAS).
To configure the NetBackup service account (Exchange 2010)
In Active Directory Users and Computers, select the Users directory.
Right-click on the Administrator account, click , and create an account for NetBackup.
Create a user account that has a mailbox with a unique name. A unique name is one that does not already exist within the Exchange Organization. This name cannot be contained as a set of characters in an existing name.
For example: EXCH1 is entered as the unique mailbox name, and other mailbox names such as EXCH1BACKUP or BACKUPEXCH1 exist. The backup or restore of individual mailboxes or both fail.
Double-click on the account you created.
In the Properties dialog box, click the Members Of tab.
Click and add this account to the following groups Domain Admins group:
Configure the NetBackup Client Service log on account.
See Configuring the log on account for the NetBackup Client Service for NetBackup for Exchange on Windows
If you receive an "Access is denied" error when you perform a restore, you may need to run the following commands:
New-ManagementRole -Name EWSImpersonationRole -Parent ApplicationImpersonation
New-ManagementRoleAssignment -Role EWSImpersonationRole -User Administrator
where Administrator is the alias of the Active Directory account you want to use.
See About NetBackup and Microsoft Exchange Web Services (Exchange 2010)
See About configuring NetBackup for Exchange