Full English Description for Cisco N9K-C9332PQ

1. Part Number Naming Breakdown

Model: N9K-C9332PQ

N9K: Cisco Nexus 9000 series fixed data center switch family
C93: Nexus 9300 classic generation leaf/spine fixed switch hardware platform
32: Total 32 built-in QSFP+ 40G ports
PQ: QSFP+ 40G port base chassis with dynamic breakout support (split to 4×10G)

2. Short Sales One-Liner (For BOM, Quotation & Datasheet Header)

Cisco Nexus N9K-C9332PQ, 1RU rack-mount fixed spine/leaf data center switch, 32 universal multi-rate QSFP+ 40G optical ports supporting breakout to 4×10G, 2.56 Tbps non-blocking switching capacity, dual hot-swappable redundant power supplies and four variable-speed fan trays, dual-mode operation supporting standalone NX-OS or ACI fabric mode, designed for mid-tier spine interconnection, high-density leaf aggregation and enterprise virtualized data center fabricsCisco.

3. Complete Product Overview Paragraph

The Cisco Nexus N9K-C9332PQ is a compact 1RU fixed-port Layer 2 / Layer 3 Ethernet switch within the Nexus 9300 classic portfolio, purpose-built as spine or high-density leaf nodes for enterprise, service provider and ACI application-centric data center fabricsCisco. Equipped with 32 hot-pluggable universal QSFP+ slots, the platform delivers full non-blocking wire-rate forwarding with a total switching bandwidth of 2.56 Tbps and forwarding throughput of 720 million packets per second (mpps) for minimum 64-byte framesCisco. Ports 1–12 and 15–26 support dynamic breakout via passive cables to split one 40G QSFP+ into four independent 10G SFP+ channels, enabling flexible mixed-speed uplink/downlink deployment for 10G server racks and 40G inter-switch spine links.

The chassis integrates dedicated out-of-band 1G RJ45 management, mini-USB RS232 console and dual USB storage ports for POAP zero-touch provisioning, offline configuration backup and firmware upgrades. Dual redundant hot-swappable power supply modules and four N+1 variable-speed fan trays eliminate single points of hardware failure, with bidirectional airflow options (port-side intake / port-side exhaust) configurable at order time to match diverse rack thermal layoutsCisco. The switch supports dual operating modes: standalone modular NX-OS for traditional routed data center fabrics or ACI fabric mode for intent-based cloud-scale automation, with shared hardware ASIC supporting FCoE storage forwarding, hardware MACsec encryption and full streaming telemetry. Optimized for mid-layer spine aggregation and high-port-density leaf top-of-rack deployments, the N9K-C9332PQ balances 40G port density, breakout flexibility and compact 1RU rack footprint for mature 10G/40G hybrid data center infrastructures.

4. Detailed Hardware Interface Specifications

Main Data Ports (32 × Universal QSFP+ Slots)

Base speed: 1×40GBASE-SR4/LR4/ER4/ZR4
Breakout capability (ports 1–12, 15–26 only): 4×10GBASE-SR/LR via breakout cables
Compatible transceivers: QSFP+ 40G optics, SFP+ 10G optics with breakout assemblies
All ports operate wire-rate simultaneously under full load

Management & Auxiliary Ports

1 × 10/100/1000BASE-T RJ45 out-of-band management port
1 × Mini-USB RS232 console port for local CLI access
Dual USB 2.0 Type-A ports for config backup, firmware upload and POAP deployment

Power & Cooling

Dual hot-swappable power supply options: 650W AC, 930W DC, 1200W HVAC/HVDC (1+1 active redundancy, live hot-swap without outage)Cisco
Four N+1 redundant variable-speed fan trays, airflow options PI (port intake) / PE (port exhaust)
Operating temperature range: 0°C ~ 40°C full load; non-operating storage: -40°C ~ 70°C
Humidity tolerance: 5%–85% non-condensing; max operating altitude: 4000m

Physical Form Factor

Dimensions: 1RU standard 19-inch rack chassis, 4.4cm (H) × 43.9cm (W) × 57.1cm (D)
Weight: 10kg empty (without power supplies and fans)
Compliance: RoHS-6, NEBS Level 3, 80Plus Platinum power efficiency certifiedCisco

Core Hardware Performance Benchmarks

Total switching capacity: 2.56 Tbps full duplex non-blocking
Forwarding rate: 720 mpps (64-byte frame wire-rate)
Shared dynamic packet buffer: 50MB for congestion absorption
MAC address table size: 128,000 MAC entries
IPv4 / IPv6 unicast route table capacity: 128,000 entries
Standard VLAN support: Up to 4094 independent VLANs
Latency: 1–2 microseconds cut-through forwarding for minimum frames

5. Core Software Feature Suite (Dual NX-OS / ACI Mode)

Layer 2 & Layer 3 Routing

Static routing, RIP, OSPFv2/v3, EIGRP, BGP, VRRP, PIM sparse/dense multicast, FCoE Fibre Channel over Ethernet for storage convergence

Cloud Fabric Overlay

Hardware-accelerated VXLAN EVPN, symmetric/asymmetric VXLAN routing, multi-tenant fabric segmentation

Enterprise Security

802.1X port authentication, MAB, DHCP Snooping, Dynamic ARP Inspection, CoPP, hardware MACsec 128/256-bit encryption, TrustSec SGT zero-trust tagging

Monitoring & Telemetry

Sampled/unsampled IPFIX streaming telemetry, ERSPAN, SPAN/VSPAN, real-time buffer and queue visibility

Automation & DevOps

POAP zero-touch provisioning, NX-API REST JSON/XML, native Linux Bash shell, Python scripting, containerized application hosting, in-service ISSU upgrade without traffic interruption

High Availability

Modular fault-isolated process architecture, stateful process restart, redundant control plane, hot-swappable field replaceable units (PSUs/fans)

6. Typical Deployment Use Cases

Mid-tier spine switch for interconnection between ToR leaf layers via 40G uplinks
High-density leaf switch for hybrid 10G server rack aggregation with breakout port flexibility
ACI fabric spine node for intent-based multi-tenant cloud data centers
Converged compute/storage fabric supporting FCoE block storage workloads

7. Datasheet Short Summary Paragraph

The Cisco Nexus N9K-C9332PQ is a 1RU classic-generation data center switch with 32 breakout-capable QSFP+ 40G optical ports, delivering 2.56 Tbps non-blocking switching performance with dual redundant power and cooling. Supporting dual standalone NX-OS and ACI fabric operating modes, it provides hardware VXLAN EVPN, FCoE convergence and enterprise security acceleration, serving as a cost-effective spine or high-density leaf switch for traditional virtualized enterprise and ACI cloud data center fabrics built around 10G/40G Ethernet infrastructure.


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