| 1  | Open the Exchange Security module. | 
| 2  | 
| 4  | 
| 1  | Open the Exchange Security module. | 
| 2  | 
| 3  | Select a role, and expand Assignments. | 
| 4  | Select an assignment, and select Tools | Properties. Alternatively, right-click an assignment, and choose Properties. | 
| 1  | Open the Exchange Security module. | 
| 2  | 
| 3  | Select a role, and expand Assignments. | 
| 4  | Select one or more assignments, and select Tools | Delete. Alternatively, right-click one or more assignments, and choose Delete. | 
| 1  | Open the Exchange Security module. | 
| 2  | 
| 4  |