Adtran NetVanta 1544 (2 Gen). Supported data transfer rates: 10/100/1000/2500 Mbps, Switching capacity: 68 Gbit/s. MAC address table: 16000 entries, Networking standards: IEEE 802.1D, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1w, IEEE 802.1x, IEEE 802.3ad. Switch layer: L3, Switch type: Managed. Copper ethernet cabling technology: 10BASE-T, 100BASE-TX, 1000BASE-T. Security algorithms supported: SSH, 802.1x RADIUS