Zyxel Dimension ES-1024A, Unmanaged, Full duplex Zyxel Dimension ES-1024A. Switch type: Unmanaged. Basic switching RJ-45 Ethernet ports quantity: 24. Full duplex. MAC address table: 4000 entries, Switching capacity: 1.28 Gbit/s. Networking standards: IEEE 802.1p, IEEE 802.3, IEEE 802.3u, IEEE 802.3x