Physical
|
- 1RU fixed form factor
◦ 48 RJ-45 ports support 100 Mbps and 1 and 10 Gigabit Ethernet
◦ 4 QSFP ports support 4 x 10 Gigabit Ethernet or 40 Gigabit Ethernet each
- 2 redundant power supplies
- 1fan tray with redundant fans
- 1 I/O module with management, console, and USB flash memory ports
|
Performance
|
- 1.28-Tbps switching capacity
- Forwarding rate of 950 mpps
- Line-rate traffic throughput (both Layer 2 and 3) on all ports
- Configurable maximum transmission units (MTUs) of up to 9216 bytes (jumbo frames)
|
Hardware tables and scalability
|
MAC addresses
|
128,000
|
Number of VLANS
|
4096
|
Spanning-tree instances
|
- Rapid Spanning Tree Protocol (RSTP): 512
- Multiple Spanning Tree (MST) Protocol: 64
|
ACL entries
|
- 2000 ingress
- 1000 egress
|
Routing table
|
- 16,000 prefixes and 16,000 host entries*
- 8000 multicast routes*
|
Number of EtherChannels
|
64 (with vPC)
|
Number of ports per EtherChannel
|
32
|
Buffers
|
9 MB shared
|
Boot flash memory
|
2 GB
|
Power
|
Number of power supplies
|
Redundant for AC power
|
Power supply types
|
- AC (forward and reversed airflow)
- DC (forward and reversed airflow)
|
Typical operating power
|
362W (48p with 3m cables; 4 SR4 at 100% load)
|
AC PSUs
- Input voltage
- Frequency
- Efficiency
|
- 100 to 240 VAC
- 50 to 60 Hz
- 89 to 91% at 220V
|
DC PSUs
- Input voltage
- Maximum current
- Efficiency
|
- -40 to -72 VDC
- 33A
- 85 to 88%
|
Typical heat dissipation
|
1235 BTU/hr (48p with 3m cables; 4 SR4 at 100% load)
|
Maximum heat dissipation
|
1553 BTU/hr
|
Cooling
|
Forward and reversed airflow schemes:
- Forward airflow: Port-side exhaust (air enters through fan-tray and power supplies and exits through ports)
- Reversed airflow: Port-side intake (air enters through ports and exits through fan-tray and power supplies)
Single fan tray with redundant fans
Hot swappable (must swap within 1 min)
|
Sound
|
Measured sound power (maximum)
- Fan speed: 40% duty cycle
- Fan speed: 60% duty cycle
- Fan speed: 100% duty cycle
|
- 59.7 dBA
- 66.4 dBA
- 71.0 dBA
|
Environment
|
Dimensions (height x width x depth)
|
1.72 x 17.3 x 22.45 in.(4.4 x 43.9 x 57.0 cm)
|
Weight
|
20.8 lb (9.5 kg)
|
Operating temperature
|
32 to 104°F (0 to 40°C)
|
Storage temperature
|
-40 to 158°F (-40 to 70°C)
|
Operating relative humidity
|
- 10 to 85% noncondensing
- Up to 5 days at maximum (85%) humidity
- Recommend ASHRAE data center environment
|
Storage relative humidity
|
5 to 95% noncondensing
|
Altitude
|
0 to 10,000 ft (0 to 3000m)
|
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