Type: Fast Ethernet Switch Form Factor: External - 1U Ports Qty: 24 x Ethernet 10Base-T, Ethernet 100Base-TX Data Transfer Rate: 100 Mbps Data Link Protocol: Ethernet, Fast Ethernet Empty Slots: 4 x SFP (mini-GBIC) Remote Management Protocol: SNMP 1, SNMP 2, RMON 1, Telnet, SNMP 3 Connectivity Technology: Wired Communication Mode: Full Duplex Switching Protocol: Ethernet MAC Address Table Size: 16K entries Features: Flow control, layer 3 switching, DHCP support, auto-negotiation, VLAN support, IGMP snooping, stackable, 3Com XRN Technology Compliant Standards: IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3af, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.3ae, IEEE 802.1s Interfaces: 24 x network - Ethernet 10Base-T/100Base-TX/1000Base-T - RJ-45 1 x management - console - RJ-45 Compliant Standards: FCC Class A certified, CISPR 22 Class A, EN 60950, EN 61000-3-2, VCCI Class A ITE, IEC 60950, EN 61000-3-3, EN55024, UL 60950, CSA 22.2 No. 60950, FCC Part 15, ICES-003 Class A Power Device: Power supply - internal Power Consumption: 20 Watt