3Com 3C17220-1 | SuperStack 3 4400 48 x Ports 10/100Base-TX LAN Layer 2 Managed Fast Ethernet Stackable Network Switch

Here are the technical specifications for the 3Com SuperStack 3 Gigabit 1000Base-T 4400 Ethernet Switch:

1. Ports: 44 10/100/1000 Mbps auto-negotiating, auto-MDI/MDIX ports
2. Switching capacity: 88 Gbps
3. Forwarding rate: 65.5 Mpps
4. VLAN support: IEEE 802.1Q VLAN tagging, up to 64 active VLANs
5. QoS support: IEEE 802.1p priority tagging, 4 hardware queues per port
6. Management: SNMP, RMON, Telnet, HTTP, SSH, CLI
7. Security: IEEE 802.1X port-based access control, RADIUS, TACACS+
8. Power supply: Internal, universal 100-240VAC, 50/60 Hz
9. Power consumption: 70 watts maximum
10. Dimensions: 17.4 x 13.8 x 1.7 inches (441 x 350 x 43 mm)
11. Weight: 11.9 lbs (5.4 kg)
12. Operating temperature: 32°F to 113°F (0°C to 45°C)

Helpful notes:
1. The 3Com SuperStack 3 Gigabit 1000Base-T 4400 Ethernet Switch is a reliable and cost-effective solution for high-speed networking needs.
2. Its 44 auto-negotiating ports make it easy to connect multiple devices, while VLAN and QoS support ensure efficient traffic management.
3. The switch's robust security features, including port-based access control and RADIUS/TACACS+ authentication, help protect your network from unauthorized access.