Ports and interfaces on SN310 and SN-S-Series firewalls
SN310 firewalls
| Port no. | 1 | 2 | 3 | 4 |
| Interface | WAN/out | LAN/in | dmz1 | dmz2 |
| Port no. | 5 | 6 | 7 | 8 |
| Interface | dmz3 | dmz4 | dmz5 | dmz6 |
SN-S-Series firewalls
| Port no. | 1 | 2 | 3 | 4 | |
| Interface | WAN/out | LAN/in | dmz1 | dmz2 | |
| Port no. | 5 | 6 | 7 | 8 | 9 (fiber) |
| Interface | dmz3 | dmz4 | dmz5 | dmz6 | dmz7 |