Dell PowerConnect M6220 - Manual (Page 492)

490 Configuring Routing
Figure 9-17. OSPF Virtual Link Authentication Configuration
6. Select values for Authentication Type and Authentication Key.
7. Click Apply Changes when finished.
Configuring Virtual Link Data
1. Open the OSPF Virtual Link Configuration page.
2. Specify the area ID and neighbor router ID to configure.
3. Enter data into the fields as needed.
4. Click Configure Authentication to modify authentication.
5. Click Apply Changes when finished.
The virtual link data for the specified IDs is configured, and the device is updated.