The N3K-C3132Q-40GX is a Nexus 3132Q-X switch, featuring 32 QSFP+ ports in a 1RU form factor. This high-performance switch is designed to meet the needs of modern data centers and offers advanced features such as Layer 2 and Layer 3 switching, virtual extensible LAN (VXLAN), and support for software-defined networking (SDN) technologies.
Quick Spec
Table 1 shows the quick spec of the N3K-C3132Q-40GX.
| Parameter | Value |
|---|---|
| Product ID | N3K-C3132Q-40GX |
| Product Type | Nexus 3132Q-X Switch |
| Ports | 32 QSFP+ ports |
| Form Factor | 1RU |
Product Features
Product Applications
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HKShanhai Group Limited N3K-C3132Q-40GX Specification
N3K-C3132Q-40GX Specifications |
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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
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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)
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Hardware tables and scalability |
Number of MAC addresses |
288,000 |
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Number of VLANS |
4096 |
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Number of spanning-tree instances |
  RSTP: 512
  MSTP: 64
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Number of ACL entries |
  4000 ingress
  1000 egress
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Routing table |
  16,000 prefixes and 16,000 host entriesÂ
  8000 multicast routesÂ
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Number of EtherChannels |
64 (with vPC) |
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Number of ports per EtherChannel |
16 |
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System memory |
4 GB (3132Q and 3132Q-X) |
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8 GB (3132Q-XL) |
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Buffer size |
12 MB shared |
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Boot-flash memory |
4 GB (3132Q and 3132Q-X) |
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16 GB (3132Q-XL) |
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Power |
Frequency |
50 to 60 Hz |
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Power supply types |
  AC (forward and reversed airflow)
  DC (forward and reversed airflow)
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Typical operating power |
  3132Q: 210W
  3132QX and 3132Q-XL: 170W
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Maximum power |
  3132Q: 340W
  3132QX and 3132Q-XL: 290W
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AC PSUs   Input voltage
  Frequency
  Efficiency
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   100 to 240 VAC
  50 to 60 Hz
  89 to 91% at 220V
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DC PSUs   Input voltage
  Maximum current (PSU output ??System input)
  Efficiency
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   ??0 to ??72 VDC
  33A (400W unit)
  85 to 88%
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Power-supply efficiency |
89 to 91% at 220V |
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Typical heat dissipation |
  3132Q: 717 BTU/hr
  3132QX and 3132Q-XL: 580 BTU/hr
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Maximum heat dissipation |
  3132Q: 1160 BTU/hr
  3132QX and 3132Q-XL: 989 BTU/hr
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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)
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Sound |
Measured sound power (maximum) Â Â Fan speed: 40% duty cycle
  Fan speed: 70% duty cycle
  Fan speed: 100% duty cycle
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   66.1 dBA
  70.6 dBA
  76.9 dBA
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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) |
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Weight |
21.5 lb (9.3 kg) |
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Operating temperature |
32 to 104°F (0 to 40°C) |
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Storage temperature |
??0 to 158°F (??0 to 70°C) |
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Operating relative humidity |
  10 to 85% noncondensing
  Up to 5 days at maximum (85%) humidity
  Recommend ASHRAE data center environment
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Storage relative humidity |
5 to 95% noncondensing |
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Altitude |
0 to 10,000ft (0 to 3000m) |

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