| Section | Description | 
|---|---|
| Overview | Estimating the level of communication between groups of internal recipients, for example Departments, Organizational Units or Servers, may prove tedious and complex. Inter-Group Traffic lets you get that information quickly and effectively: select the population of recipients, set the grouping option of your choice, and generate your own custom report. Should you need to produce a report showing the top n groups of recipients based on the number of messages they sent or received, use Mailbox Groups by Traffic Level instead. | 
| Options | Options include reporting period, grouping by directory attribute, and the possibility to display a top n | 
| Usage | Use this report to view the communication level between groups of mailboxes. | 
| Related tabs | Period:    Selection: Group: Options: Presentation: Output:  | 
                
| Data sources | Directory: Directory data source. Message tracking files User traffic: Message tracking files data source.  |