LevelOne GSW-4896, Managed, L2, Full duplex LevelOne GSW-4896. Switch type: Managed, Switch layer: L2. Basic switching RJ-45 Ethernet ports quantity: 48. Full duplex. MAC address table: 8000 entries. Networking standards: IEEE 802.1Q, IEEE 802.1x, IEEE 802.3, IEEE 802.3ab, IEEE 802.3ad, IEEE 802.3u, IEEE 802.3x, IEEE.... Power connector: DC-in jack