Nx-os And Cisco Nexus Switching- Next-generation Data Center Architectures -repost- Jun 2026

| Series | Ideal Use Case | Key Feature Powered by NX-OS | | :--- | :--- | :--- | | | Ultra-low latency (HFT, AI) | Wire-rate VXLAN routing, sub-microsecond latency | | Nexus 7000 | Classic core/aggregation (End-of-Sale but legacy) | VDC (Virtual Device Contexts) – one chassis, multiple virtual switches | | Nexus 9000 | Spine-leaf, Cloud-scale data centers | Cloud-scale ASIC; supports both NX-OS standalone mode and ACI mode | | Nexus 9300-GX | 100/400GbE leaf | Hardware-accelerated encryption (MACsec) and streaming telemetry |

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