Check the listing for details. Comnet CNGE2FE4SMS 6 Port Self-Managed Ethernet Switch. Condition: New – Open box. Listed at 600.00 USD. 6 Port Self-Managed Ethernet Switch 2 1000 FX SFP Ports, 4 10/100 TX Ports. The ComNet CNGE2FE4SMSis a six-port self-managed switch with uplink management functionality and provides 4 copper ports operating at 10/100 Mbps and two Gbps optical SFP ports. It is designed to combine four electrical ports and one Gbps SFP port into one of two optical SFP ports. The CNGE2FE4SMS SFP ports forwards this data to the next network device or can be configured for drop and insert operation. The CNGE2FE4SMS uses ComNet SFPs for connector and distance options. There is no programming required to use this product. The ComNet CNGE2FE4SMS comes pre-programmed, preventing network video flooding with dip switch selection of fiber ports as uplink or as an unmanaged switch. Ports 1 to 4 can supply up to thirty (30) watts of power ("Power over Ethernet") per port based on the IEEE 802.3at standard. No Programming Required10/100/1000 Mbps Ethernet10/100 BASE-T/TX electrical ports1000 BASE-FX SFP ports for Gigabit operationElectrical ports support Auto-Negotiation for 10 Mbps or 100 Mbps, full duplex or half duplex data.Optical port supports 1000 Mbps full duplex dataIEEE802.3at Power over Ethernet (PoE+)Automatic MDI/MDI-X crossoverDesigned to meet full compliance with the environmental requirements (ambient operating temperature, mechanical shock, vibration, humidity with condensation, highline/low-line voltage conditions and transient voltage protection) of NEMA TS-1/TS-2 and the Caltrans Specification for Traffic Signal Control EquipmentVoltage transient protection on all power and signal input/ output lines provides protection from power surges and other voltage transient events.No in-field optical adjustments requiredPower, Activity and Port PoE status LED indicators confirm operating status of this deviceHot-swappable rack modulesIEEE 802.3 compliant