| Specification | Value |
|---|---|
| Model | N3K-C3132Q-40GE |
| Brand | Cisco |
| Physical | 1RU fixed form-factor switch 32 QSFP+ ports (supporting native 40 Gigabit Ethernet and 4 x 10 Gigabit Ethernet) 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 on all ports Configurable MTUs up to 9216 bytes (jumbo frames) |
| 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 |
| Boot Flash Memory | 4 GB |
| Frequency | 50 to 60 Hz |
| Power Supply Types | AC (forward and reversed airflow) DC (forward and reversed airflow) |
| Typical Operating Power | 210W |
| Maximum Power | 340W |
| AC PSUs | 100 to 240 VAC 50 to 60 Hz 89 to 91% efficiency at 220V |
| DC PSUs | –40 to –72 VDC 33A (400W unit) 85 to 88% efficiency |
| Power-Supply Efficiency | 89 to 91% at 220V |
| Typical Heat Dissipation | 717 BTU/hr |
| 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) Reversed airflow: Port-side intake (air enters through ports and exits through fan tray and power supplies) Redundant fans Hot swappable (must swap within 1 minute) |
| Sound | Max measured sound power: Fan speed: 40% duty cycle: 66.1 dBA Fan speed: 70% duty cycle: 70.6 dBA Fan speed: 100% duty cycle: 76.9 dBA |
| Dimensions (Height x Width x Depth) | 1.72 x 17.3 x 19.7 in. (4.4 x 43.9 x 50.5 cm) |
| 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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