Description JL681A JL681A Specification I/O ports and slots 8 RJ-45 autosensing 10/100/1000 Class 4 PoE ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE-TX, IEEE 802.3ab Type 1000BASE-T); Duplex: 10BASE-T/100BASE-TX: half or full; 1000BASE-T: full only 2 SFP 1GbE ports Dimension 10(w) x 10(d) x 1.73(h) in (25.4 x 25.4 x 4.39 cm) (1U height) Processor and memory ARM Cortex-A9 @ 800 MHz, 512 MB SDRAM, 256 MB flash; packet buffer: 1.5 MB Throughput (Mpps) 14.88 Mpps Switching capacity 20 Gbps Operating temperature 32°F to 104°F (0°C to 40°C) Operating relative humidity 15% to 95% @ 104°F (40°C) Nonoperating/Storage temperature -40°F to 158°F (-40°C to 70°C) Nonoperating/Storage relative humidity 15% to 95% @ 140°F (60°C) Altitude up to 10,000 ft (3 km) Idle power 11.7 W PoE 124 W Class 4 PoE Power Supply Internal power supply Show More Show Less
