N9K-C9348D-GX2A Nexus 9300 48p 400G QSFP-DD, 2p 10 SFP+

Cisco N9K-C9348D-GX2A – Nexus 9348D-GX2A 48x400G Spine Switch (NX-OS)

The Cisco Nexus N9K-C9348D-GX2A is a next-generation 400G spine switch designed for high-performance data centers, cloud-scale fabrics, and AI/ML workloads. With 48 QSFP-DD ports in a compact 2RU form factor, it delivers massive throughput, breakout flexibility, and advanced telemetry for secure, resilient, and scalable deployments.

🔧 Key Specifications

• Ports:
  • 48x 400G QSFP-DD ports supporting flexible breakouts to 10G/25G/50G/100G/200G speeds
  • 2x 1/10G SFP+ ports
• Switching Capacity: 38.4 Tbps aggregate throughput
• Forwarding Rate: 8.35 bpps (billion packets per second)
• Encryption: Wire-rate MACsec supported on all 48 ports
• Memory: 32 GB DRAM, 128 GB SSD
• Tables: Up to 1M IPv4 LPM entries, 500K MAC address entries
• Reliability: Hot-swappable redundant power supplies and fans
• Software: Cisco NX-OS with advanced Layer 3, automation, segmentation, and telemetry
• Form Factor: 2RU rack-mountable fixed switch

🧩 Ideal Use Cases

• High-performance data centers requiring ultra-high bandwidth spine connectivity
• Cloud-scale fabrics with secure encryption and advanced routing protocols
• AI/ML clusters leveraging RDMA over Converged Ethernet (RoCE)
• Enterprises needing scalable spine architecture with breakout flexibility

⚙️ Licensing & Expansion

• Runs Cisco NX-OS, enabling advanced routing, segmentation, automation, and telemetry features.
• Breakout capability supports flexible port utilization across multiple speeds (10G–400G).
• Designed for seamless integration into Cisco ACI or standalone NX-OS deployments.