| Model |
J9783A |
| I/O ports and slots |
8 RJ-45 autosensing 10/100 ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE-TX); Media Type: Auto-MDIX; Duplex: half or full |
| 2 dual-personality ports; each port can be used as either an RJ-45 10/100/1000 port (IEEE 802.3 Type 10Base-T; IEEE 802.3u Type 100Base-Tx; IEEE 802.3ab 1000Base-T Gigabit Ethernet) or as a SFP slot (for use with SFP transceivers) ports |
| Additional ports and slots |
1 dual-personality (RJ-45 or USB micro-B) serial console port |
| Physical characteristics |
Dimensions: 10.00(w) x 6.28(d) x 1.75(h) in (25.4 x 15.95 x 4.45 cm) (1U height) |
| Weight: 1.8 lb (0.82 kg) |
| Memory and processor |
ARM9E @ 800 MHz, 128 MB flash; Packet buffer size: 1.5 MB dynamically allocated, 256 MB DDR3 DIMM |
| Mounting and enclosure |
Mounts in an EIA-standard 19-inch telco rack or equipment cabinet (rack-mounting kit available); Horizontal surface mounting; Wall mounting |
| Performance |
100 Mb Latency < 1.3 µs (LIFO 64-byte packets) |
| 1000 Mb Latency < 1.3 µs (LIFO 64-byte packets) |
| Throughut up to 4.1 Mpps (64-byte packets) |
| Switching capacity: 5.6 Gbps |
| MAC address table size: 16000 entries |
| Environment |
Operating temperature: 32°F to 113°F (0°C to 45°C) |
| Operating relative humidity: 5% to 95%, noncondensing |
| Nonoperating/Storage temperature:-40°F to 158°F (-40°C to 70°C) |
| Nonoperating/Storage relative humidity:15% to 95% @ 149°F (65°C), noncondensing |
| Altitude: up to 10,000 ft (3 km) |
| Acoustic: Power: 0 dB, Pressure: 0 dB |
| Electrical characteristics |
Frequency: 50/60 Hz |
| Maximum heat dissipation: 25 BTU/hr (26.38 kJ/hr) |
| Voltage: 100 - 240 VAC, rated |
| Maximum power rating: 7.2 W |
| Idle power: 4.5 W |
| Notes: Maximum power rating and maximum heat dissipation are the worst-case theoretical : maximum numbers provided for planning the infrastructure with fully loaded PoE (if equipped), 100% traffic, all ports plugged in, and all modules populated |
| Safety |
UL 60950-1; CAN/CSA 22.2 No. 60950-1; EN 60825; IEC 60950-1; EN 60950-1 |
| Emissions |
FCC Class A; EN 55022/CISPR-22 Class A; VCCI Class A |
| Management |
IMC - Intelligent Management Center; command-line interface; Web browser; configuration menu; out-of-band management (serial RS-232C or Micro USB); IEEE 802.3 Ethernet MIB; Repeater MIB; Ethernet Interface MIB |
| 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 = 4.3 Bel |
| Sound Pressure, LpAm (Bystander) = 29.8 dB |
| Primary Airflow |
Side-to-side |
| Electrical Characteristics |
| Frequency |
50 / 60 Hz |
| AC Voltage |
100-127 VAC / 200-240 VAC |
| Current |
4.9 A / 2.4 A |
| Power Consumption (230 VAC) |
Idle: 30.6W |
| Max Power (w/o PoE): 45W |
| Max Power (w/ PoE): 480W |
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