D-Link 48-Port xStack Layer 3 Switch. Maximum data transfer rate: 1 Gbit/s, Bandwidth: 17.6 Gbit/s. MAC address table: 16000 entries. Switch type: Managed. Copper ethernet cabling technology: 1000Base-T, 100Base-TX, 10Base-T. Management protocols: Telnet, RMON, HTTP, SNMPv1/v2/v3, IGMPv1/2, IGMPv31, DVMRP, STP, GVRP, Data link protocols: Ethernet, Fast Ethernet, Gigabit Ethernet