D-Link 48-port 10G SFP+ Layer 3 Stackable 10G Managed Switch. Switch type: Managed, Switch layer: L3. USB 2.0 ports quantity: 1, Console port: RJ-45. Full duplex. MAC address table: 294912 entries, Switching capacity: 2211.84 Gbit/s. Networking standards: IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1s, IEEE 802.1v, IEEE 802.1w, IEEE 802.1x. Rack mounting, Form factor: 1U