5 x 10/100/1000/2500 Mbps ports - Compact Fanless Metal Housing design with Kensington Lock slot. - Jumbo Frames 12Kbytes - L2 Multicast IGMP Snooping RFC2236 RFC3376 V1, V2 and IGMPv3(not including source IP filter) - Auto MDI/MDIX adjustment for all ports - 802.3x Flow Control - 802.1p QoS, Number of Queues 8 - 802.3az Energy-Efficient Ethernet (EEE) - Max Packet Forwarding Rate 18.6Mpps - Switching Capacity: 25 Gbps - Transmission Method: Store-and-forward - MAC Address Table: 4K entries - MTBF: 944,277.78 hours - Dimensions: 100.5 x 82 x 28 mm - Weight: 238 g "