Switch 3Com SuperStack 3 Switch 3870 48x 10/100/1000, 4xSFP slot 3CR17451-91-ME

Product Description 3Com SuperStack 3 Switch 3870 - switch - 44 ports Device Type Switch - stackable Form Factor External - 1 U Dimensions (WxDxH) 44 cm x 41.5 cm x 4.5 cm Weight 5 kg Processor Motorola MPC8245 466 MHz Ports Qty 44 x Ethernet 10Base-T, Ethernet 100Base-TX, Ethernet 1000Base-T Data Transfer Rate 1 Gbps Data Link Protocol Ethernet, Fast Ethernet, Gigabit Ethernet Auxiliary Network Ports 4x10/100/1000Base-T/SFP (mini-GBIC) Remote Management Protocol SNMP 1, SNMP 2, RMON 1, Telnet, HTTP Features Flow control, full duplex capability, DHCP support, auto-negotiation, VLAN support, auto-uplink, DiffServ support, stackable Compliant Standards IEEE 802.3, IEEE 802.3z, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x Power AC 120/230 V ( 50/60 Hz ) Manufacturer Warranty Limited lifetime warranty Details General Device Type Switch - stackable Enclosure Type External - 1 U Width 44 cm Depth 41.5 cm Height 4.5 cm Weight 5 kg Expansion / Connectivity Expansion Slots Total (Free) 4 ( 4 ) x SFP (mini-GBIC) Interfaces 48 x network - Ethernet 10Base-T/100Base-TX/1000Base-T - RJ-45 1 x management 2 x network stack device 4 x network - Ethernet 10Base-T/100Base-TX/1000Base-T - RJ-45 Manufacturer Warranty Service & Support Limited lifetime warranty Service & Support Details Limited warranty - lifetime Processor Processor X Motorola MPC8245 : 466 MHz Networking Ports Qty 44 x Ethernet 10Base-T, Ethernet 100Base-TX, Ethernet 1000Base-T Auxiliary Network Ports 4x10/100/1000Base-T/SFP (mini-GBIC) Data Transfer Rate 1 Gbps Data Link Protocol Ethernet, Fast Ethernet, Gigabit Ethernet Remote Management Protocol SNMP 1, SNMP 2, RMON 1, Telnet, HTTP Connectivity Technology Wired MAC Address Table Size 16K entries Features Flow control, full duplex capability, DHCP support, auto-negotiation, VLAN support, auto-uplink, DiffServ support, stackable Compliant Standards IEEE 802.3, IEEE 802.3z, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x Miscellaneous Cables Included 1 x serial cable MTBF 184,000 hour(s) Authentication Method Secure Shell (SSH), RADIUS, Secure Shell v.2 (SSH2) Compliant Standards FCC Class A certified, CISPR 22 Class A, EN 60950, EN 61000-3-2, IEC 60950, EN 61000-3-3, EN55024, EN55022 Class A, UL 60950, AS/NZ 3548 Class A, CSA C22.2 No. 60950-00, ICES-003 Class A Power Power Device Power supply - internal Voltage Required AC 120/230 V ( 50/60 Hz ) Software / System Requirements Software Included 3Com Network Supervisor (Trial) Environmental Parameters Min Operating Temperature 0 °C Max Operating Temperature 40 °C Humidity Range Operating 10 - 90%