Grant application impersonation permission to the service account

Complete this task if your environment uses an on-premises Microsoft Exchange Server. For the BlackBerry Push Notifications service to monitor mailboxes for updates, the BlackBerry Push Notifications service account must have impersonation permissions.
Complete one of the following actions to apply Application Impersonation permissions to the service account:

Grant application impersonation permissions

Steps

Using the Exchange Administration Center
  1. In a browser window, type https://<url_to_on-premises_client_access_server>/ecp and sign in with a valid account.
  2. Click permissions.
  3. Click The Add icon.
  4. Type a name and description for the role group.
  5. In the Roles section, click The Add icon. Click ApplicationImpersonation > add > OK.
  6. In the Members section, click The Add icon. Click an account to add and then click add > OK.

Using Microsoft Exchange Management Shell
  1. Open Microsoft Exchange Management Shell.
  2. Type New-ManagementRoleAssignment -Name:<ImpersonationAssignmentName> -Role:ApplicationImpersonation -User:<ServiceAccount>. For example, New-ManagementRoleAssignment -Name:BlackBerryAppImpersonation -Role:ApplicationImpersonation -User:BEMSAdmin.

For more information on how to restrict Application Impersonation rights to specific users, organizational units, or security groups, see the Microsoft resource How to: Configure impersonation.