・ 10/100 BASE-T RJ45 port x 4, Single mode compatible SC optical fiber port x 2 · full/half double flow control compatible ・ MDI/MDI-X automatic crossover compatible ・ Surge (EFT) Protection: 3,000 VDC・ Ethernet ESD Protection: 4000 VDC • Broadcasted Storm protection • Built -in built -in switch controller, built -in memory buffer, Store & Forward support ・ 12-48 VDC Electric input compatible- Type Environmental resistance switch (10/100BASE-TX × 4,100BASE-FX Single Mode SC × 2) Number of standard ports 4 Maximum number of ports 6 Communication speed 10m/100m SNMP function None AUTO-MDIX function Yes VLAN function None Cooling fan None Number of expansion slots Manual speed switching Stackable function Number of MAC address registration 2048 cases body color housing material Power Magnet Rack mount kit Maximum power consumption 5W Maximum power consumption (remarks) CO2 emission 4.818kg/year Remarks asbestos non -containing ROHS Directive Response J-Moss not eligible Environmental Self -assertion mark None Other environments and safety standards Radio Law Reference Do not use radio waves Telecommunications Business Law non -target Electrical Equipment Safety Law Remarks non -target Radio Law non -target Telecommunications Business Law non -target Electrical Appliance Safety Law non -target Legal Related Confirmation Date 20111227 body size (H) body size (W) body size (D) body weight