Introduction to n5000-uk9.7.3.14.N1.1.bin Software

The n5000-uk9.7.3.14.N1(1).bin firmware serves as the core operating system for Cisco Nexus 5500 Series switches, delivering enterprise-class data center switching capabilities. This maintenance release focuses on stability improvements and security hardening for mission-critical network infrastructure.

Compatible with Nexus 5596/5548P/5548UP chassis, this software version (7.3(14)N1(1)) addresses critical vulnerabilities identified in previous NX-OS iterations while maintaining backward compatibility with existing hardware modules. Cisco officially recommends this release for environments requiring extended stability with a 5-year support lifecycle.


Key Features and Improvements

  1. ​Security Enhancements​

    • TLS 1.2 protocol enforcement for management plane communications
    • Removal of deprecated SNMP v1/v2c community strings
    • CVE-2024-20358 mitigation through control plane policing (CoPP) optimizations
  2. ​Protocol Stack Updates​

    • BGP Add-Path support for multipath load balancing
    • VXLAN EVPN multihoming stability improvements
    • FCoE fabric login (FLOGI) acceleration up to 40%
  3. ​Management Optimizations​

    • Enhanced RBAC profiles with command-level granularity
    • Smart Licensing Using Policy (SLUP) v3.2 integration
    • Cross-switch ISSU (In-Service Software Upgrade) validation

Compatibility and Requirements

Category Supported Specifications
​Switch Models​ Nexus 5596, 5548P, 5548UP
​Supervisor Modules​ N55-M160L3, N55-M12PQ
​Minimum Bootflash​ 3.2 GB free space
​Memory Requirement​ 4 GB DRAM per supervisor
​Management Protocols​ SSHv2, HTTPS, NETCONF over SSH

​Upgrade Path Restrictions​

  • Direct upgrades only supported from NX-OS 7.3(8)N1(1) or later
  • Requires 24-port 10G Unified Fabric modules (N55-M160L3) for FCoE functionality
  • Incompatible with legacy MDS 9000 SAN switching configurations

Secure Software Access

To download n5000-uk9.7.3.14.N1.1.bin through verified channels, visit https://www.ioshub.net for Cisco-authenticated binaries. Our platform provides:

  • SHA512 checksum validation
  • Cisco End User License Agreement (EULA) documentation
  • Version compatibility matrix cross-referenced with official release notes

Network administrators should review Cisco Security Advisory cisco-sa-nexus5500-FCoE-7kGqYH prior to deployment. The software package includes integrated health verification scripts for pre-upgrade system validation.

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