Thông Số Kỹ Thuật JL679A
| Model | JL679A |
| Ports | 12x 10/100/1000BASE-T Ports 2x 1G/10G SFP ports 2x 1GbE ports Supports PoE Standards IEEE 802.3af, 802.3at 1x USB-C Console Port 1x USB Type-A Host port |
| Power supplies | Fixed power supply (165W) Up to 139W of Class 4 PoE Power |
| Fans | Fanless |
| Physical characteristics | |
| Dimensions | 4.39 x 25.4 x 25.5 cm |
| Configuration Weight | 2.78 kg (6.13 lbs) |
| Additional Specifications | |
| CPU | Dual Core ARM Cortex A9 @ 1016 Mhz |
| Memory and Flash | 4 GB DDR3 16 GB eMMC |
| Packet Buffer | 12.38MB (4.5MB Ingress/7.875MB Egress) |
| Performance | |
| Model Switching Capacity | 68 Gbps |
| Model Throughput Capacity | 45.1 Mpps |
| Average Latency (LIFO-64-bytes packets) | 1 Gbps: 2.3 μSec , 10 Gbps: 2.6 μSec |
| Switched Virtual Interfaces (dual stack) | 16 |
| IPv4 Host Table (ARP) | 1,024 |
| IPv6 Host Table (ND) | 512 |
| IPv4 Unicast Routes | 512 |
| IPv6 Unicast Routes | 512 |
| MAC Table Capacity | 8,192 |
| IGMP Groups | 512 |
| MLD Groups | 512 |
| IPv4/IPv6/MAC ACL Entries (ingress) | 256 / 128 / 256 |
| Environment | |
| Operating Temperature | 32°F to 113°F (0°C to 45°C) up to 5000 ft (1.5 km) derate -1°C for every 1000 ft (305 m) from 5000 ft (1.5 km) to 10000 ft (3.0 km) |
| Operating Relative Humidity | 15% to 95% at 104°F (40°C) non-condensing |
| Non-Operating | -40°F to 158°F (-40°C to 70°C) up to 15000 ft (4.6 km) |
| Non-Operating Storage Relative Humidity | 15% to 90% @ 149°F (65°C) non-condensing |
| Max Operating Altitude | 10000 feet (3 km) Max |
| Max Non-Operating Altitude | 15000 feet (4.6 km) Max |
| Acoustic | Sound Power, LWAd = 0 Bel Sound Pressure, LpAm (Bystander) = 0 dB |
| Electrical Characteristics | |
| Frequency | 50 / 60 Hz |
| AC Voltage | 100-127 VAC / 200-240 VAC |
| Current | 1.8 A / 0.9 A |
| Power Consumption (230 VAC) | Idle: 16W Max Power (w/o PoE): 21.9W Max Power (w/ PoE): 170W |
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