D-Link DGS-1210-28/F1/ Customizable WebSmart switch with 24 ports 10/100 / 1000Base-T and 4 combo ports 100 / 1000Base-T / SFP Interfaces: 24 ports 10/100 / 1000Base-T, 4 combo ports 100 / 1000Base-T / SFP Standards and functions: IEEE 802.3 10Base-T (copper twisted pair), IEEE 802.3u 100Base-TX (copper twisted pair), IEEE 802.3ab 1000Base-T (copper twisted pair), IEEE 802.3az Energy Efficient Ethernet, Automatic speed negotiation, IEEE 802.3x flow control, IEEE 802.3z 1000Base-X, Automatic MDI / MDIX detection on all copper ports Duplex mode: Half / full duplex for 10/100 Mbps speed, Full duplex for speed 1000 Mbps Switching matrix: 56 Gbps / Switching method: Store-and-forward / MAC table size: 8K records / Max. 64-byte packet forwarding rate: 41.7 Mpps / Packet buffer: 512KB / Jumbo frame: 10,000 bytes 440 x 140 x 44 mm / 2.15 kg