Customizing send permissions for Exchange Online mail users
You use the Send on behalf of send permissions to specify which users can send messages on behalf of the mail users.
To customize send permissions for a mail user
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In the Manager, select the Azure Active Directory > Mail users category.
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Select the mail user in the result list.
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Select the Assign send authorizations task.
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Select the table which contains the user from the menu at the top of the form. You have the following options:
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In the Add assignments pane, assign users.
TIP: In the Remove assignments pane, you can remove assigned users.
To remove an assignment
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Save the changes.
Specifying moderators for Exchange Online mail users
Moderated mail users are implemented to accept or reject messages sent to a mail user by a moderator. The message is not sent on until it has been approved by the moderator.
To specify moderators for a mail user
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In the Manager, select the Azure Active Directory > Mail users category.
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Select the mail user in the result list.
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Select the Assign moderators task.
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Select the table which contains the user from the menu at the top of the form. You have the following options:
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Mailboxes
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Mail contacts
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Mail users
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In the Add assignments pane, add the moderators.
TIP: In the Remove assignments pane, you can remove assigned moderators.
To remove an assignment
- Save the changes.
Assigning extended properties to Exchange Online mail users
Extended properties are meta objects, such as operating codes, cost codes, or cost accounting areas that cannot be mapped directly in One Identity Manager.
For more information about using extended properties, see the One Identity Manager Identity Management Base Module Administration Guide.
To specify extended properties for a mail user
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In the Manager, select the Azure Active Directory > Mail users category.
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Select the mail user in the result list.
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Select Assign extended properties.
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In the Add assignments pane, assign extended properties.
TIP: In the Remove assignments pane, you can remove assigned extended properties.
To remove an assignment
- Save the changes.
Deleting Exchange Online mail users
When you delete a mail user, the Do not display in address lists option is enabled and the mail user is no longer shown in address books. In addition, the Azure Active Directory user account that is linked to the mail user is deleted.
NOTE: As long as an account definition for an employee is valid, the employee retains the mail user that was created by it. If the account definition assignment is removed, the mail user created through this account definition, is deleted.
To delete a mail user
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In the Manager, select the Azure Active Directory > Mail users category.
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Select the mail user in the result list.
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Click 
in the result list.
- Confirm the security prompt with Yes.
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