Adtran NetVanta 3120 1700601G2 Fixed-port Ethernet Router with Four-port Switch 1 x 10/100Mbps WAN Ports 4 x 10/100Mbps LAN Ports WAN Ports: 1 x 10/100Mbps LAN Ports: 4 x 10/100Mbps Standards: IEEE 802.3, IEEE 802.3u LEDs: Power (Stat) WAN (Ethernet) VPN LAN (Switch Ports) Dial Backup (optional) VPN: IPSec Tunnel Mode: 10 Tunnels Encryption: DES, 3DES, and AES Authentication Mechanisims: XAUTH, Digital certificates, Pre-Shared Keys, and Secure ID DMZ Ports: 1 x 10/100Mbps RJ-45 port Throughput: Printer Server Port: 1 x USB