Ports 4 x 10/ 100Mbps Auto-MDIX POE Ports ( 1~ 4) 4 x 10/ 100Mbps Auto-MDIX Fast Ethernet Ports ( 5 ~ 8) Media interfaces Network Media 10Mbps: Cat 3, 4, 5 Unshielded Cable 100Mbps: Cat 5, 5E, 6 Unshielded Cable Manageable Yes Switching features IEEE 802.3af Power over Ethernet ( PoE) Standard Compliant 8 x 10/ 100Mbps Auto-Negotiation and Auto-MDIX Fast Ethernet RJ45 Ports Built-in 4 PoE Ports ( Port 1 ~ Port 4) Supports PoE Power Maximum 15.4 watts for each POE port Supports PoE Powered Device ( PD) classification identify Full Wire-Speed Non-Blocking Reception and Transmission Store and Forward Switching Method 96Kbytes RAM Data Buffer and 1K entries MAC Address Table Extensive Diagnostic LED´ s on the Front Panel IEEE 802.3x Flow Control for Full-Duplex Mode; Back Pressure Flow Control for Half-Duplex Mode Power Supply Power Consumption 6.3 watts max ( no PD Device connected)