| Manufacturer | Nortel |
| Manufacturer Part # | SR2102002E5 |
| Cost Central Item # | 10126670 |
| Product Description | Nortel Secure Router 3120 - Router - Ethernet, Fast Ethernet, HDLC, Frame Relay, PPP - 1U - rack-mountable |
| Device Type | Router |
| Form Factor | Rack-mountable - modular - 1U |
| Approximate Dimensions (WxDxH) | 17.2 in x 15 in x 1.7 in |
| Approximate Weight | 11 lbs |
| Processor | 400 MHz |
| RAM | 256 MB DDR SDRAM |
| Routing Protocol | OSPF, RIP, BGP-4, IGMPv2, VRRP, PIM-SM, static IP routing, IGMPv3, PIM-SSM |
| Data Link Protocol | Ethernet, Fast Ethernet, HDLC, Frame Relay, PPP |
| Network / Transport Protocol | PPTP, L2TP, IPSec |
| Remote Management Protocol | SNMP 2, Telnet |
| Features | Modular design, firewall protection, DMZ port, NAT support, PAT support, VLAN support, Stateful Packet Inspection (SPI), DDos attack prevention |
| Compliant Standards | IEEE 802.1Q, IEEE 802.1p |
| Power | DC -48 V |