| Physical |
– 1RU fixed form-factor switch
– 32 QSFP+ ports; each supports native 40 Gigabit Ethernet and 4 x 10 Gigabit Ethernet modes
– 4 SFP+ ports
– 2 redundant power supplies
– 4 redundant (3+1) fans
– Management, console, and USB flash-memory ports |
| Performance |
– 2.5-Tbps switching capacity
– Forwarding rate up to 1.4 bpps
– 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* |
Number of MAC addresses |
288,000 |
| Number of VLANS |
4096 |
| Number of spanning-tree instances |
– RSTP: 512
– MSTP: 64 |
| Number of ACL entries |
– 4000 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 |
16 |
| System memory |
4 GB |
| Buffer size |
12 MB shared |
| Log Flash |
2GB |
| Boot-flash memory |
4 GB |
| Power |
Frequency |
 50 to 60 Hz |
| Power supply types |
– AC (forward and reversed airflow)
– DC (forward and reversed airflow) |
| Typical operating power |
170W |
| Maximum power |
290W |
| 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 (PSU output – System input)
– Efficiency |
– –40 to –-72 VDC
– 33A (400W unit)
– 85 to 88% |
| Power-supply efficiency |
89 to 91% at 220V |
| Typical heat dissipation |
580 BTU/hr |
| Maximum heat dissipation |
989 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); supported with AC and DC power supplies
◦ Reversed airflow: Port-side intake (air enters through ports and exits through fan tray and power supplies); supported with AC power supply only
– Redundant fans
– Hot swappable (must swap within 1 minute) |
| Sound |
Measured sound power (maximum)
– Fan speed: 40% duty cycle
– Fan speed: 70% duty cycle
– Fan speed: 100% duty cycle |
– 66.1 dBA
– 70.6 dBA
– 76.9 dBA |
| Environment |
Dimensions (height x width x depth) |
1.72 x 17.3 x 19.7 in. (4.4 x 43.9 x 50.5 cm) |
| Weight |
21.5 lb (9.3 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) |
