Zyxel GS1900-24EP. Switch type: Managed, Switch layer: L2. Basic switching RJ-45 Ethernet ports type: Gigabit Ethernet (10/100/1000), Basic switching RJ-45 Ethernet ports quantity: 24. Full duplex. MAC address table: 8000 entries, Switching capacity: 48 Gbit/s. Networking standards: IEEE 802.1D, IEEE 802.1ab, IEEE 802.1af, IEEE 802.1s, IEEE 802.1w, IEEE 802.3at, IEEE 802.3az,.... Power connector: AC-in jack. Power over Ethernet (PoE). Rack mounting