Legacy Products
The resources associated with these products have ceased their development and are no longer supported.
D-Link Systems, Inc. recommends retiring these products and replacing them with products that receive firmware updates.
How do you enable LLTD (Link Layer Topology Discovery)?

Step 1: Open the DNS-321/323/343 web configuration

Step 2: Click ADVANCED then the LLTD tab on the left hand side



Step 3: Click the Enable radio button for LLTD

Step 4: Click Save Settings