I/O ports and slots

· 48 x 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

· 4 x SFP+ fixed 1000/10000 SFP+ ports

Additional ports and slots

1 x RJ-45 serial console port

Power supplies

N/A

Memory and processor

· 1 GB SDRAM

· 512 MB flash

· packet buffer size: 1.5 MB

Reliability

MTBF (years): 48.3

Mounting and enclosure

Mounts in an EIA standard 19-inch telco rack or equipment cabinet (hardware included)

Management

IMC - Intelligent Management Center; command-line interface; Web browser; SNMP Manager

Acoustic

Low-speed fan: 50.6 dB, High-speed fan: 54.6 dB; ISO 7779

Operating temperature

0°C to 45°C (32°F to 113°F)

Operating relative humidity

10% to 90%, noncondensing

Nonoperating/Storage temperature

-40°C to 70°C (-40°F to 158°F)

Nonoperating/Storage relative humidity

5% to 95%, noncondensing

Frequency

50/60 Hz

Maximum heat dissipation

160/1671 BTU/hr (168.8/1762.91 kJ/hr), for AC power. For DC power min heat dissipation is 147BTU/hr and 3037BTU/hr max

AC voltage

100 - 240 V ac

Current

10 A

Maximum power rating

490 W

Idle power

47 W

PoE power

None