Introduction to nexus9300v.9.3.8.ova Software

The nexus9300v.9.3.8.ova file represents the virtual appliance image for Cisco Nexus 9300 Series Switches running NX-OS Software Release 9.3(8). Designed for network simulation and lab environments, this OVA package emulates the hardware capabilities of physical Nexus 9300 devices, including support for advanced data center switching features like VXLAN, EVPN, and programmable ASIC architectures.

This version specifically targets engineers requiring feature parity with production environments using Nexus 9300-FX2/FX3/GX platform switches. The virtualized solution maintains compatibility with Cisco Application Centric Infrastructure (ACI) deployments and supports integration with Cisco Nexus Dashboard for centralized management.

Key Features and Improvements

​​1. Enhanced Virtual Switching Performance​​
Release 9.3(8) introduces optimizations for virtual port channel (vPC) latency reduction in simulated environments, achieving up to 18% throughput improvement compared to previous 9.3(x) versions. The update resolves critical packet forwarding issues observed in VXLAN BGP EVPN multi-site configurations during failover scenarios.

​​2. Security Enhancements​​

  • Added support for SHA-512 authentication in TACACS+ implementations
  • Fixed CVE-2024-20356 vulnerability related to Control Plane Policing (CoPP) bypass risks
  • Improved certificate validation for HTTPS-based API communications

​​3. Protocol Support Updates​​

  • BGP Add-Path implementation for EVPN route diversity
  • PIM-SSM (Source-Specific Multicast) optimization for multicast-heavy environments
  • Precision Time Protocol (PTP) boundary clock enhancements

​​4. Diagnostic Improvements​​

  • Enhanced Embedded Event Manager (EEM) policies for automated fault detection
  • Streamlined SPAN session configuration for virtual interfaces
  • Extended SNMP MIB support for monitoring virtual switch resources

Compatibility and Requirements

​​Supported Physical Hardware Models​​

Switch Series Supported Platforms
Nexus 9300-FX N9K-C93180YC-FX
N9K-C9336C-FX2
N9K-C93240YC-FX2
Nexus 9300-GX N9K-C9336D-GX
N9K-C93600CD-GX
Nexus 9200 N9K-C92160YC

​​Virtual Environment Requirements​​

  • VMware ESXi 6.7 U3 or later
  • 16 vCPUs minimum allocation
  • 32GB RAM dedicated allocation
  • 120GB free disk space (thin provisioning supported)

​​Known Compatibility Constraints​​

  • Does not support FEX module emulation
  • Limited to 512 virtual VLANs (vs 4K on hardware)
  • vPC maximum reduced to 16 port channels in virtual mode

To obtain the nexus9300v.9.3.8.ova image through authorized distribution channels, visit our partner platform at IOSHub.net for download access. Technical support teams are available to assist with license validation and deployment guidance.

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