On the Exchange Management Console, expand Organization and select Hub Transport
Select the Journaling tab
On the Actions pane, click New Journal Rule
OR
On the right-click menu, click New Journal Rule
Give a name to the new journal rule which will describe the rule easily.
For example, “vaultastic”
Click the Browse button to select a journal id from the list.
Search to locate the journal mail contact quickly.
Select the Journal mail contact and click the Ok button.
Ensure Scope is set to Global to apply the rule for all messages
Check the Enable Rule option
Click the New button to create the new journal rule