| Manufacturer | 3COM |
| Manufacturer Part # | 0235A390 |
| Cost Central Item # | 10003292 |
| Product Description | 3Com MSR 20-13 Multi-Service Router - Router + 4-port switch - ISDN/DSL - Ethernet, Fast Ethernet - 1U - external |
| Device Type | Router + 4-port switch (integrated) |
| Form Factor | External - modular - 1U |
| Approximate Dimensions (WxDxH) | 11.8 in x 9.4 in x 1.7 in |
| Approximate Weight | 6.6 lbs |
| Processor | 1 x 333 MHz |
| RAM | 256 MB (installed) / 256 MB (max) - DDR SDRAM |
| Flash Memory | 32 MB |
| Routing Protocol | OSPF, BGP-4, IS-IS, RIP-1, RIP-2, IGMPv2, IGMP, VRRP, PIM-SM, static IP routing, PIM-DM, IGMPv3, GRE, OSPFv3, MSDP |
| Data Link Protocol | Ethernet, Fast Ethernet |
| Network / Transport Protocol | TCP/IP, UDP/IP, L2TP, PPPoE |
| Remote Management Protocol | SNMP 1, RMON, Telnet, SNMP 3, SNMP 2c, HTTP, SSH |
| Digital Signaling Protocol | SHDSL |
| Features | Flow control, firewall protection, NAT support, VPN support, NAPT support, ARP support, MPLS support, IGMP snooping, Syslog support, IPv6 support, Weighted Fair Queuing (WFQ), Access Control List (ACL) support, Quality of Service (QoS), DHCP server |
| Compliant Standards | IEEE 802.3, IEEE 802.3u, IEEE 802.1Q, IEEE 802.1p, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1s |
| Power | AC 120/230 V ( 50/60 Hz ) |
| Manufacturer Warranty | 1 year warranty |