 
                                            JL680A - Aruba Instant On 1930 8G 2SFP Switch :
Thiết bị chuyển mạch Switch Aruba Instant On 1930-8G-2SFP (JL680A)
| Model | Aruba Instant On 1930 8G 2SFP Switch (JL680A) | 
| I/O ports and slots | • 8 RJ-45 autosensing 10/100/1000 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 | 
| Physical Characteristics | |
| Dimensions | • 25.4 x 15.95 x 4.39 cm • 1U height | 
| Weight | • 1.16 kg | 
| Processor and memory | • ARM Cortex-A9 @ 800 MHz, 512 MB SDRAM, 256 MB flash; packet buffer: 1.5 MB | 
| Performance | |
| 100 Mb Latency | • < 5.2 uSec | 
| packet size | • 64B | 
| 1000 Mb Latency | • <3.0 uSec | 
| packet size | • 64B | 
| 10000 Mb Latency | • n/a | 
| packet size | • n/a | 
| Throughput (Mpps) | • 14.88 Mpps | 
| packet size | • 64B | 
| switching capacity | • 20 Gbps | 
| Routing Table size (# of static entries) | • 32 static entries | 
| MAC Address table size (# of entries) | • 8,000 entries | 
| Reliability MTBF (years) | • 178 | 
| Environment | |
| 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°C to 70°C | 
| Nonoperating/Storage relative humidity | • 15% to 95% @ 140°F (60°C) | 
| Altitude | • up to 10,000 ft (3 km) | 
| Acoustic | • Power: 0 dB no fan | 
| Electrical Characteristics | |
| Frequency | • 50/60 Hz | 
| AC voltage | • 100 - 240 VAC | 
| Current | • 0.2 A | 
| Maximum power rating | • 11.0 W | 
| Idle power | • 6.2 W | 
| Power Supply | • External power adapter (included) | 
| Device Management | • Aruba Instant On solution; Web browser; SNMP Manager | 
Transceivers
| R9D16A | Aruba Instant On 1G SFP LC SX 500m OM2 MMF Transceiver | 
| J4859D | Aruba 1G SFP LC LX 10km SMF XCVR | 
| J8177D | Aruba 1G SFP RJ45 T 100m Cat5e XCVR |