Switch TP-Link JetStream 48-Port Gigabit L2 Managed, TL-SG3452, Standards and Protocols: IEEE 802.3i, IEEE 802.3u, IEEE 802.3ab, IEEE802.3z/ IEEE 802.3ad, IEEE 802.3x, IEEE 802.1d, IEEE 802.1s/IEEE 802.1w, IEEE 802.1q, IEEE 802.1x, IEEE 802.1p, 48 10/100/