Once you have legally obtained the file, here is how to deploy it.
show version
You should see:
Cisco Nexus Operating System (NX-OS) Software Version: 7.0(3)I7(4) ...
Hardware: Cisco Nexus 9000v Virtual ChassisNxosv-final.7.0.3.i7.4.qcow2 Download
In the world of network engineering, few names carry as much weight as Cisco’s NX-OS. The operating system that powers the data-center-centric Nexus switch series is the gold standard for high-performance, low-latency, and highly available networking. However, physical Nexus switches can cost tens of thousands of dollars, creating a significant barrier to learning and labbing. Once you have legally obtained the file, here
Enter NXOSv (Nexus OS Virtual). This is Cisco’s virtualized version of the NX-OS software, designed to run on hypervisors like KVM (Kernel-based Virtual Machine), VMware ESXi, and Proxmox. One of the most stable and widely sought-after builds in the community and enterprise lab environments is the file named:
nxosv-final.7.0.3.i7.4.qcow2
This article will serve as your definitive guide to understanding what this file is, why version 7.0.3.I7.4 is significant, where to legally obtain it, and how to deploy the .qcow2 image successfully.
The nxosv-final.7.0.3.i7.4.qcow2 image is an invaluable tool for anyone needing a virtual Cisco Nexus switch for learning, testing, or automation. While not suitable for production traffic forwarding, it provides an authentic NX-OS environment that behaves almost identically to physical hardware for control plane operations. You should see: Cisco Nexus Operating System (NX-OS)
Best Practice: Always download directly from Cisco, keep your lab isolated from production, and regularly back up your VM state.
Last updated: 2026-04-13
Write-up based on Cisco NX-OS 7.0(3)I7(4) documentation and community experience.