N9K-C9236C Nexus 9200 36p 100G QSFP28

Cisco N9K-C9236C – Nexus 9236C 36xQSFP28 fixed switch (NX-OS)

The Cisco Nexus N9K-C9236C is a compact 1RU fixed switch with 36x 40/100G QSFP28 ports, delivering 7.2 Tbps switching capacity and 5.3 bpps forwarding. Built on Cisco Cloud Scale technology, it supports line‑rate VXLAN routing, MACsec encryption (on select ports), and comprehensive telemetry, making it ideal for spine and aggregation layers in modern data center fabrics.

🔧 Key Specifications

• Ports:
  • 36x 40/100G QSFP28 ports (8 with MACsec encryption)
• Switching capacity: 7.2 Tbps
• Forwarding rate: 5.3 bpps
• CPU: 4 cores
• Buffer: 30 MB shared system buffer
• System memory: 16 GB
• Storage: 64 GB SSD
• Management: 1 RJ‑45 + 1 SFP
• Fans: 5 hot‑swappable; Airflow: port‑side intake/exhaust
• Power supplies: 650W AC, 930W DC, or 1200W HVAC/HVDC
• Typical Power: 275W
• Max Power: 640W
• Form Factor: 1RU
• Dimensions: 1.7 x 17.3 x 22.5 in
• Weight: 18.2 lb (without power supplies or fans)
• MTBF: 399,300 hours

🧩 Ideal Use Cases

• Data center spine: ultra‑dense 100G aggregation for leaf‑spine architectures
• High‑performance computing: scalable 100G interconnect for clustered workloads
• Cloud fabrics: secure, automated VXLAN EVPN overlays with MACsec protection

⚙️ Licensing & Expansion

• Operating mode: NX‑OS
• Programmability: NX‑API, Python scripting, Puppet, Chef, Ansible
• Telemetry: model‑driven telemetry export for real‑time visibility
• Security: IEEE 802.1ae MACsec encryption across select QSFP28 ports