Cisco NX-OS 9.3.9 is a maintenance release that follows the 9.3(x) stable train. Unlike later 10.x versions (which introduced Smart Licensing mandatory enforcement), 9.3.9 offers a balance of modern features and lab-friendly behavior.
Remember: Always download from Cisco.com or authorized resellers. Once you have the .qcow2 file, EVE-NG makes deployment trivial. Use the performance tuning tips above to keep your lab responsive, and you will have a production-grade virtual switch running in under 10 minutes. Nexus9300v.9.3.9.qcow2 Download
After installing 9.3.9, try configuring a VXLAN tunnel to another N9Kv instance. The official Cisco "NX-OS Verified Scalability Guide for 9.3.9" is your next reading stop. Have a specific error with the Nexus9300v.9.3.9.qcow2 download? Leave a comment below (or check our forum for SHA256 checksums). Cisco NX-OS 9