Device Manager Online Help

Detecting VLAN Loops

You can detect VLAN loops to tag or untag discarded frames for a port.

To detect VLAN loops:

1. On the device view, select a port or multiple ports.
2. From the Device Manager menu bar, choose Edit > Port.

The Port dialog box opens with the Interface tab displayed.

3. Click the VLAN tab.

The VLAN tab opens.

4. Check LoopDetect to enable loop detection.
5. Click Apply.
6. Click Loop Detect.

The Loop Detect dialog box displays any loop detection information for the port.

Figure 1 :  Loop Detect dialog box

• LoopDetect dialog box fields