Processor Speed    500 MHz
Memory    32 MB Flash memory
128 MB SDRAM
Packet Buffer Size    4.1 MB
Latency    100/1000 MB Latency: < 5µs
Throughput    41.7 Mp/s (64-byte packets)
Switching Capacity    56 Gb/s
Routing Table Size    32 entries (IPv4) 
32 entries (IPv6)
MAC Address Table Size    8192
MTBF    120.48 years
I/O and Connectors
Ports    24 x RJ-45 auto-negotiating 10/100/1000 ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u type 100BASE-TX, IEEE 802.3ab type 1000BASE-T) 
4 x SFP 1000 Mb/s ports
Additional Ports    RJ-45 console port to access limited CLI port
Mounting Options
Mounting    Mounts in an EIA standard 19.0" (48.2 cm) telco rack or equipment cabinet,
Operating Environment
Operating Temperature    32 to 104°F (0 to 40°C)
Operating Relative Humidity    10 to 90% (non-condensing)
Storage Temperature    -40 to 158°F (-40 to 70°C)
Storage Relative Humidity    10 to 95% (non-condensing)
Altitude    Up to 16,404' (5000 m)
Electrical Characteristics
Frequency    50/60 Hz
AC Voltage    100 to 240 VAC
Power    19 W (maximum)
General
Safety    UL 60950 
IEC 60950-1 
EN 60950-1 
CAN/CSA-C22.2 No. 60950-1-03
Emissions    FCC part 15 Class A 
VCCI Class A 
EN 55022 Class A 
CISPR 22 Class A 
EN 55024 
EN 61000-3-2 2000, 61000-3-3 
ICES-003 Class A
Management    IMC (Intelligent Management Center) 
Limited command-line interface 
Web browser 
SNMP Manager 
IEEE 802.3 Ethernet MIB
Dimensions (W x H x D)    17.32 x 1.73 x 6.81" (44.00 x 4.40 x 17.30 cm)
Weight    4.96 lb (2.25 kg)
Packaging Info
Package Weight    7.3 lb
Box Dimensions (LxWxH)    19.685 x 10.63 x 3.228"