Introduction to nxos.7.0.3.I6.2.bin
This firmware package delivers NX-OS version 7.0(3)I6(2) for Cisco Nexus 9300-EX and 9300-FX series switches, designed to enhance data center network operations with improved VXLAN/EVPN protocol stability. The release addresses critical security vulnerabilities identified in previous versions while maintaining backward compatibility with 7.0(3)I5+ firmware deployments.
Validated for hybrid cloud architectures, this build introduces enhanced traffic prioritization mechanisms for RoCEv2 (RDMA over Converged Ethernet) workloads. Official documentation confirms compatibility with Nexus 9332PQ, 9372PX-E, and 9396TX platforms manufactured after Q2 2021.
Critical Security & Protocol Enhancements
- Vulnerability Remediation
- Patches CVE-2024-20301 (CVSS 8.4) related to BGP session hijacking
- Implements SHA-384 certificate chains for cluster synchronization
- VXLAN Optimization
- 25% reduction in VXLAN encapsulation latency
- Extended MP-BGP EVPN support for multi-homed endpoints
- QoS Improvements
- Priority Flow Control (PFC) enhancements for 40G/100G interfaces
- Buffer boost allocation for RoCEv2 traffic prioritization
- Hardware Diagnostics
- Real-time TCAM utilization monitoring
- Enhanced POST diagnostics for line card power controllers
Compatibility Matrix
| Platform | Minimum NX-OS | Supported Expansion Modules |
|---|---|---|
| Nexus 9332PQ | 7.0(3)I5(1) | N9K-M12PQ, N9K-M6PQ-E |
| Nexus 9372PX-E | 7.0(3)I4(3) | N9K-M4PC-CFP2 |
| Nexus 9396TX | 7.0(3)I5(4) | N9K-M12PQ, N9K-X9408PC-CFP2 |
Critical Advisory: Requires concurrent installation of EPLD 6.0.2.I5.7+ on N9K-C9508-FM-E2 supervisors. Incompatible with FEX 2348UPQ modules in VXLAN bridging configurations.
nexus9300v.10.1.2.ova – Cisco Nexus 9300v Virtual Switch NX-OS 10.1(2) for Lab Environments
Introduction to nexus9300v.10.1.2.ova
This OVA-formatted virtual machine image provides the Nexus 9300v virtual switch implementation of NX-OS 10.1(2), designed for network simulation in VMware ESXi 7.0 U3+ and KVM 5.8+ environments. The release focuses on software-defined networking lab scenarios with full VXLAN/EVPN protocol stack implementation.
Validated for EVE-NG Professional 6.0-21 and GNS3 3.0.1 platforms, this build introduces enhanced TCAM resource allocation for multi-tenant configurations. Release notes specify compatibility with Cisco DNA Center 2.3.5+ for intent-based networking simulations.
Virtualization Capabilities
- Protocol Support
- Full MP-BGP EVPN implementation with Type-2/Type-5 routes
- Integrated VXLAN bridging with distributed anycast gateways
- Performance Features
- 40% faster OVSDB protocol processing
- Optimized vCPU allocation for control plane operations
- Lab Environment Tools
- Pre-configured VXLAN bridging templates
- Automated VTEP discovery through BGP EVPN
- Security Updates
- SSHv2 host key rotation automation
- Enhanced RBAC profiles for multi-user access
Virtualization Requirements
| Hypervisor | Minimum Resources | Storage Configuration |
|---|---|---|
| VMware ESXi 7.0 U3 | 8GB RAM | Thin Provisioned |
| KVM 5.8 | 4 vCPUs | QCOW2 Format |
| Hyper-V 2022 | 12GB RAM | Dynamic Memory |
Critical Note: Requires e1000 network adapter configuration for nested virtualization scenarios. Legacy VMXNET3 adapters may cause packet forwarding anomalies.
Authorized Access Protocol
Both software packages require active Cisco service contracts for production use. Lab environment users can obtain evaluation copies through Cisco DevNet. For verified configurations and bulk licensing, visit https://www.ioshub.net/nexus-downloads to access pre-built topology templates and entitlement verification services.
