| Feature | Product | Release introduced | 
|---|---|---|
| Auto-nickname for SPBM | 5320 Series | Fabric Engine 8.10 | 
| 5420 Series | Fabric Engine 8.10 | |
| 5520 Series | Fabric Engine 8.10 | |
| 5720 Series | Fabric Engine 8.10 | |
| 7520 Series | Fabric Engine 8.10 | |
| 7720 Series | Fabric Engine 8.10 | |
| VSP 4900 Series | VOSS 8.10 | |
| VSP 7400 Series | VOSS 8.10 | 
Each device that joins the Fabric Area Network (FAN) can automatically self-assign a random nickname from a fixed range. Automatic nicknames generate 10 seconds after the device joins the FAN. After the first IS-IS adjacency establishes, the device searches the network for a nickname server and if one is found, the device replaces the automatic nickname with the dynamic nickname assigned by the server.
The following considerations apply to automatic nickname assignment:
For information about dynamic and static nicknames, see Dynamic Nickname Assignment.