LevelOne FEP-0631. Basic switching RJ-45 Ethernet ports - Type: Fast Ethernet (10/100). Number of basic switching RJ-45 Ethernet ports: 6. MAC address table: 1000 entries. Networking standards: IEEE 802.3ab, IEEE 802.3af, IEEE 802.3at, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z. DC input voltage: 48–57 V. Power over Ethernet (PoE)