Cisco Nexus 3132Q DATA CENTER Switch

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 Buffer size 12 MB shared Boot flash memory 2 GB

Power

Frequency
50 to 60 Hz
Power supply types 
● AC (forward and reversed airflow)
● DC (forward and reversed airflow)

Typical operating power 
210W with Twinax at 100% load; 2 PSUs
● 3132Q: 210W
● 3132QX: 170W 240W with SR4 optics at 100% load; 2 PSUs)
● 3132Q: 240W
● 3132QX: 200W Maximum power 340W

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%

Power-supply efficiency 
89 to 91% at 220V

Typical heat dissipation
● 717 BTU/hr (with Twinax at 100% load)
● 819 BTU/hr (with SR4 optics at 100% load) Maximum heat dissipation 1160 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)