Allied Telesis AT-SBx81GS24a. Ethernet interface type: Gigabit Ethernet, Ethernet LAN data rates: 100,1000 Mbit/s, Networking standards: IEEE 802.1D, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3ad, IEEE 802.3u, IEEE 802.3x, IEEE.... Fiber optic connector: SFP. Buffer size per port: 3 MB, Compatibility: Allied Telesis SwitchBlade x8100. Security algorithms: 802.1x RADIUS, SSH-2. Power consumption (typical): 56.3 W