| Feature | Product | Release introduced | 
|---|---|---|
| Industry Standard Discovery Protocol (ISDP) (CDP compatible) | 5320 Series | Fabric Engine 8.6 | 
| 5420 Series | VOSS 8.4 | |
| 5520 Series | VOSS 8.2.5 | |
| 5720 Series | Fabric Engine 8.7 | |
| 7520 Series | Fabric Engine 8.10 | |
| 7720 Series | Fabric Engine 8.10 | |
| VSP 4900 Series | VOSS 8.1 | |
| VSP 7400 Series | VOSS 8.0 | |
| Link Layer Discovery Protocol (LLDP) | 5320 Series | Fabric Engine 8.6 | 
| 5420 Series | VOSS 8.4 | |
| 5520 Series | VOSS 8.2.5 | |
| 5720 Series | Fabric Engine 8.7 | |
| 7520 Series | Fabric Engine 8.10 | |
| 7720 Series | Fabric Engine 8.10 | |
| VSP 4900 Series | VOSS 8.1 | |
| VSP 7400 Series | VOSS 8.0 | |
| Link Layer Discovery Protocol-Media Endpoint Discovery (LLDP-MED) | 5320 Series | Fabric Engine 8.6 | 
| 5420 Series | VOSS 8.4 | |
| 5520 Series | VOSS 8.2.5 | |
| 5720 Series | Fabric Engine 8.7 | |
| 7520 Series | Fabric Engine 8.10 | |
| 7720 Series | Fabric Engine 8.10 | |
| VSP 4900 Series | VOSS 8.1 | |
| VSP 7400 Series | VOSS 8.0 | 
The following sections describe how to use Link Layer Discovery Protocol (LLDP) and Industry Standard Discovery Protocol (ISDP).