Overview
NX-OS Release 9.3(2) provides software updates for Nexus 9000 Series switches operating in NX-OS mode.
This release focuses on feature enhancements, platform stability improvements, and expanded hardware support across fixed and modular systems.
Supported Hardware
Nexus 9000 Series Platforms
| Product ID | Description |
|---|---|
| N9K-C31128PQ | 32-port 40G QSFP+ fixed switch |
| N9K-C3164Q | 64-port 40G QSFP+ fixed switch |
| N9K-C3232C | 32-port 100G QSFP28 fixed switch |
| N9K-C3264C-E | 64-port 100G QSFP28 enhanced fixed switch |
| N9K-C3264Q | 64-port 40G QSFP+ fixed switch |
| N9K-C93180YC-EX | 48×1/10/25G SFP28 with 6×40/100G QSFP28 |
| N9K-C93180YC-FX | High-performance 25G/100G fixed switch |
| N9K-C93240YC-FX2 | Enhanced 25G/100G low-latency switch |
| N9K-C93360YC-FX2 | High-density 25G/100G fixed switch |
| N9K-C9364C | 64-port 100G QSFP28 fixed switch |
| N9K-C9504 | Modular chassis supporting up to 4 line cards |
| N9K-C9508 | Modular chassis supporting up to 8 line cards |
| N9K-C9516 | Modular chassis supporting up to 16 line cards |
| N9K-SUP-A | Supervisor module |
| N9K-SUP-A+ | Enhanced supervisor module |
| N9K-SUP-B | High-performance supervisor module |
| N9K-SUP-B+ | Premium supervisor module |
New and Changed Features
NX-OS Release 9.3(2) includes the following enhancements:
- Expanded VXLAN EVPN scalability and operational stability
- Improvements to BGP, including route handling optimizations and convergence behavior
- Enhanced Segment Routing functionality across supported platforms
- Updates to Quality of Service (QoS) policies and queue management
- Improved NetFlow and telemetry visibility for traffic monitoring
- Enhancements to NX-API and programmability interfaces
- Stability and resiliency improvements for ISSU and system upgrade operations
- Hardware compatibility updates for high-speed optics and transceivers
Open Issues
The following limitations are present in this release:
- Certain 100G and 400G interfaces may require manual configuration following upgrade
- Auto-negotiation is not supported on some optical modules
- PTP functionality is limited on specific platform and interface combinations
- MACsec is not supported on all interface speeds and hardware types
- Some telemetry features are not available when running in legacy monitoring modes
Resolved Issues
NX-OS Release 9.3(2) resolves multiple issues from previous releases, including:
- Improved system stability during reload and upgrade scenarios
- Fixes for control-plane process restarts under specific traffic conditions
- Corrections to forwarding behavior in large-scale routing deployments
- Enhancements to hardware health monitoring and fault reporting
- Improvements in multicast, unicast routing, and interface state handling
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