N9K-C92304QC Nexus 9200 56p 40G QSFP+, 8p 100G QSFP28

Cisco N9K-C92304QC – Nexus 92304QC 56xQSFP+ + 8xQSFP28 fixed switch (NX-OS)

The Cisco Nexus N9K-C92304QC is a high‑density 2RU fixed switch with 56x 40G QSFP+ and 8x 40/100G QSFP28 ports, delivering 6.1 Tbps switching capacity and over 4.8 bpps forwarding. Up to 16 QSFP+ ports can break out to 64x 10G, providing flexible aggregation and spine connectivity in modern VXLAN EVPN fabrics.

🔧 Key specifications

• Ports:
  • 56x 40G QSFP+ downlinks
  • 8x 40/100G QSFP28 uplinks
  • Breakout: up to 16 QSFP+ ports to 64x 10G
• Switching capacity: 6.1 Tbps
• Forwarding rate: >4.8 bpps
• CPU: 4 cores
• Shared buffer: 30 MB
• System memory: 16 GB
• Storage: 64 GB SSD
• Management: 3 RJ‑45 ports
• Fans: 2 hot‑swappable; Airflow: port‑side intake/exhaust
• Power supplies: 650W AC, 930W DC, or 1200W AC/HVDC
• Typical power: 305W (AC)
• Max power: 720W (AC)
• Form factor: 2RU
• Dimensions: 3.5 x 17.5 x 22.5 in
• Weight: 25.4 lb (without PSUs/fans)
• MTBF: ~401,060 hours

🧩 Ideal use cases

• Data center spine: dense 40/100G aggregation with breakout to 10G leafs
• Large enterprise/HPC: predictable 40G backbones with selective 100G uplinks
• VXLAN EVPN fabrics: scalable L2/L3 overlays with flexible port configurations

⚙️ Licensing & expansion

• Operating mode: NX‑OS
• Programmability: NX‑API, Python, POAP; model‑driven telemetry
• Overlay support: native line‑rate VXLAN routing (Nexus 9200 platform)
• Optics: QSFP+ for 40G with 10G breakout; QSFP28 for 40/100G