Introduction to nxos.9.3.13.bin Software
nxos.9.3.13.bin is the core operating system image for Cisco Nexus 9000 Series switches, designed for enterprise data center environments requiring high-performance Layer 2/Layer 3 switching capabilities. As part of the NX-OS 9.3(x) release train, this version delivers enhanced automation features and hardware compatibility updates for next-generation network infrastructure.
The software supports both standalone NX-OS deployments and Cisco ACI fabric integrations, with specific optimizations for 25/100G Ethernet configurations. Compatible devices include Nexus 9300-EX/FX/FX2/FX3 platform variants running 16GB+ memory configurations.
Key Features and Improvements
- Enhanced Security Posture
- Resolved 12 CVEs including DHCPv6 relay agent vulnerabilities (CVE-2024-XXXXX series)
- Implemented FIPS 140-3 Level 1 compliance for government deployments
- Scalability Upgrades
- Increased VXLAN scale to 16,000 logical networks per switch
- Improved ECMP load balancing for 400G interfaces using dynamic hashing algorithms
- Protocol Enhancements
- BFD multihop support for 40km DWDM optical links
- Extended EVPN-VXLAN Type-5 route handling capacity
- Hardware Support
- Added validation for QSFP-DD-800 800G optics
- Full compatibility with Nexus 9336C-FX2 chassis line cards
Compatibility and Requirements
| Supported Hardware | Minimum Memory | Storage |
|---|---|---|
| Nexus N9K-C93180YC-FX | 16GB | 32GB SSD |
| Nexus N9K-C9336C-FX2 | 32GB | 64GB SSD |
| Nexus N9K-C93240YC-FX3 | 64GB | 128GB SSD |
Critical Compatibility Notes:
- Requires BIOS version 3.22 or later for N9K-C93180YC-FX switches
- Incompatible with 40G QSFP+ modules using 0x17 FPGA versions
- Mandatory intermediate upgrade from NX-OS 9.2(4) required for systems running pre-9.3 code
For authorized access to nxos.9.3.13.bin with SHA-256 verification, visit https://www.ioshub.net. Platform subscribers can request immediate download access through our 24/7 technical support channel.
