Introduction to nxos64-cs.10.5.1.F.bin Software
The nxos64-cs.10.5.1.F.bin represents Cisco’s latest feature-enriched NX-OS release for Nexus 9000 Series switches, including the C9336C-FX2 and C9348GC-FXP models. This March 2025 release focuses on enhancing data center network programmability while maintaining backward compatibility with previous 10.x versions. Designed for high-density 25/100/400G environments, it introduces automated telemetry collection and real-time ASIC monitoring capabilities critical for AI/ML workload optimization.
Key Features and Improvements
This release delivers three critical advancements:
- Enhanced VXLAN EVPN Scalability – Supports 50% more virtual networks compared to 10.3(2)F through optimized BGP route handling
- TLS 1.3 Implementation – Replaces older TLS versions for secure REST API communications
- Container Runtime Upgrades – Docker integration now supports Kubernetes 1.28 orchestration for DevOps workflows
- Critical Security Patches – Resolves CVE-2024-20351 vulnerability affecting TCP/IP traffic handling
The update reduces CLI response latency by 22% through kernel-level optimizations in the Linux 5.10 base system. Protocol support extends to segment routing over IPv6 (SRv6) with 200μs path failover guarantees.
Compatibility and Requirements
| Supported Hardware | Minimum Memory | Required Bootloader |
|---|---|---|
| Nexus 9336C-FX2 | 32GB RAM | 10.3(1) or newer |
| Nexus 9348GC-FXP | 64GB RAM | 10.4(2) or newer |
| Nexus 9364C-GX | 64GB RAM | 10.2(5)M or newer |
This release requires 2.5GB of free bootflash space and shows incompatibility with legacy 40G QSFP adapters using the CISCO-QSFP-40G-SR4 optic module.
For secure access to nxos64-cs.10.5.1.F.bin, visit https://www.ioshub.net to obtain verified download links. Enterprise customers with active service contracts can contact Cisco’s Technical Assistance Center for direct deployment support.
