Cisco Nexus 3000 Series NX-OS Release Notes, Release 9.3(16)
Available Languages
Bias-Free Language
The documentation set for this product strives to use bias-free language. For the purposes of this documentation set, bias-free is defined as language that does not imply discrimination based on age, disability, gender, racial identity, ethnic identity, sexual orientation, socioeconomic status, and intersectionality. Exceptions may be present in the documentation due to language that is hardcoded in the user interfaces of the product software, language used based on RFP documentation, or language that is used by a referenced third-party product. Learn more about how Cisco is using Inclusive Language.
- US/Canada 800-553-2447
- Worldwide Support Phone Numbers
- All Tools
Feedback
Feedback
Introduction
Note: The documentation set for this product strives to use bias-free language. For the purposes of this documentation set, bias-free is defined as language that does not imply discrimination based on age, disability, gender, racial identity, ethnic identity, sexual orientation, socioeconomic status, and intersectionality. Exceptions may be present in the documentation due to language that is hardcoded in the user interfaces of the product software, language used based on RFP documentation, or language that is used by a referenced third-party product.
| Date |
Description |
| September 4, 2025 |
New and Enhanced Software/Hardware Features
There are no new or enhanced software and hardware features introduced in Cisco NX-OS Release 9.3(16).
Unsupported Hardware
Beginning with Cisco NX-OS Release 9.3(16) the following PIDs are not supported.
· N3K-C36180YC-R
· N3K-C3636C-R
The following tables list the Cisco Nexus 3000 Series hardware that Cisco NX-OS Release 9.3(16) supports. For additional information about the supported hardware, see the Hardware Installation Guide for your Cisco Nexus 3000 Series device.
Table 1. Cisco Nexus 3000 and 3100 Series Switches
| Product ID |
Description |
| N3K-C3048TP-1GE |
Cisco Nexus 3048 switch |
| N3K-C31108PC-V |
Cisco Nexus 31108PC-V switch |
| N3K-C31108TC-V |
Cisco Nexus 31108TC-V switch |
| N3K-C31128PQ-10GE |
Cisco Nexus 31128PQ, 96 x 10 Gb-SFP+, 8 x 10-Gb QSFP+, 2-RU switch |
| N3K-C3132C-Z |
Cisco Nexus 3132C-Z switch |
| N3k-C3132Q-V |
Cisco Nexus 3132Q-V switch |
| N3K-C3132Q-XL |
Cisco Nexus C3132Q-XL switch |
| N3K-C3164Q-40GE |
Cisco Nexus 3164Q, 64 x 40-Gb SFP+, 2-RU switch |
| N3K-C3172PQ-10GE |
Cisco Nexus 3172PQ switch |
| N3K-C3172PQ-XL |
Cisco Nexus C3172PQ-XL switch |
| N3K-C3172TQ-10GT |
Cisco Nexus 3172TQ switch |
| N3K-C3172TQ-XL |
Cisco Nexus C3172TQ-XL switch |
Table 2. Cisco Nexus 3000 and 3100 Series Fans, Fan Trays and Power Supplies
| Product ID |
Description |
| N2200-PAC-400W |
Cisco Nexus 2000 or 3000 400W AC power supply, forward airflow (port side exhaust) |
| N2200-PAC-400W-B |
Cisco Nexus 2000 or 3000 400W AC power supply, reverse airflow (port-side intake) |
| N2200-PDC-400W |
Cisco Nexus 2000 or 3000 400W DC power supply, forward airflow (port side exhaust) |
| N3K-C3048-FAN |
Cisco Nexus 3048 fan module with forward airflow (port-side exhaust) |
| N3K-C3048-FAN-B |
Cisco Nexus 3048 fan module with reverse airflow (port-side intake) |
| N3K-PDC-350W-B |
Cisco Nexus 2000 DC power supply with reverse airflow (port-side intake) |
| N3K-PDC-350W-B |
Cisco Nexus 2000 or 3000 350W DC power supply, reverse airflow (port side intake) |
| NXA-FAN-30CFM-B |
Cisco Nexus 2000 or 3000 individual fan, reversed airflow (port-side intake) |
| NXA-FAN-30CFM-F |
Cisco Nexus 2000 or 3000 individual fan, forward airflow (port-side exhaust) |
Table 3. Cisco Nexus 3200 Series Switches
| Product ID |
Description |
| N3K-C3232C |
Cisco Nexus 3232C switch |
| N3K-C3264C-E |
Cisco Nexus 3264C-E switch |
| N3K-C3264Q |
Cisco Nexus 3264Q switch |
Table 4. Cisco Nexus 3400-S Series Switches
| Product ID |
Description |
| N3K-C3408-S |
Cisco Nexus 3408-S switch with 32 ports of QSFP-DD |
| N3K-C3408-S |
Cisco Nexus 3408-S switch with 400G QSFP-DD Transceiver, 400G-FR4, Duplex LC, 2km Duplex SMF |
| N3K-C3432D-S |
Cisco Nexus 3432D-S switch with 32 ports of QSFP-DD |
Table 5. Cisco Nexus 3500 Series Switches
| Product ID |
Description |
| Cisco Nexus 3524 switch, 24 SFP+ |
|
| N3K-C3524P-XL |
Cisco Nexus 3524-XL switch |
| Cisco Nexus 3548X switch, 48 SFP+ |
|
| N3K-C3548P-XL |
Cisco Nexus 3548-XL switch |
Table 6. Cisco Nexus 3500 Series Fans, Fan Trays and Power Supplies
| Product ID |
Description |
| N2200-PAC-400W |
Cisco Nexus 2000 or 3000 400W AC power supply, forward airflow (port side exhaust) |
| N2200-PAC-400W-B |
Cisco Nexus 2000 or 3000 400W AC power supply, reverse airflow (port side intake) |
| N2200-PDC-400W |
Cisco Nexus 2000 or 3000 400W DC power supply, forward airflow (port side exhaust) |
| N3K-PDC-350W-B |
Cisco Nexus 2000 or 3000 350W DC power supply, reverse airflow (port side intake) |
| NXA-FAN-30CFM-B |
Cisco Nexus 2000 or 3000 individual fan, reverse airflow (port side intake) |
| NXA-FAN-30CFM-F |
Cisco Nexus 2000 or 3000 individual fan, forward airflow (port side exhaust |
The Cisco Management Information Base (MIB) list includes Cisco proprietary MIBs and many other Internet Engineering Task Force (IETF) standard MIBs. These standard MIBs are defined in Requests for Comments (RFCs). To find specific MIB information, you must examine the Cisco proprietary MIB structure and related IETF-standard MIBs supported by the Cisco Nexus 3000 Series switch. The MIB Support List is available at the following FTP sites:
ftp://ftp.cisco.com/pub/mibs/supportlists/nexus3000/Nexus3000MIBSupportList.html
To determine which transceivers and cables are supported by Cisco Nexus 3000 Series switches, see the Transceiver Module (TMG) Compatibility Matrix.
To see the transceiver specifications and installation information, see https://www.cisco.com/c/en/us/support/interfaces-modules/transceiver-modules/products-installation-guides-list.html.
Upgrade Path to Cisco NX-OS Release 9.3(16)
For the list of platforms and releases that support a non-disruptive In-Service Software Upgrade (ISSU) to Cisco NX-OS Release 9.3(16), see the Cisco NX-OS ISSU Support Matrix.
Note: Graceful Insertion and Removal (GIR) Maintenance mode is not supported on Cisco Nexus 3500 Platform Switches.
Cisco Nexus 3000 Series documentation: Cisco Nexus 3000 Series switch documentation
Cisco Nexus 3000 and 9000 Series NX-API REST SDK User Guide and API Reference: Cisco Nexus 3000 and 9000 Series NX-API REST SDK User Guide and API Reference
Cisco Nexus OpenConfig YANG Reference, Release 9.3(x): Cisco Nexus OpenConfig YANG, Release 9.3(x)
Licensing Information: Cisco NX-OS Licensing
To provide technical feedback on this document, or to report an error or omission, please send your comments to nexus3k-docfeedback@cisco.com. We appreciate your feedback.
Legal Information
Cisco and the Cisco logo are trademarks or registered trademarks of Cisco and/or its affiliates in the U.S. and other countries. To view a list of Cisco trademarks, go to this URL: https://www.cisco.com/c/en/us/about/legal/trademarks.html. Third-party trademarks mentioned are the property of their respective owners. The use of the word partner does not imply a partnership relationship between Cisco and any other company. (1721R)
Any Internet Protocol (IP) addresses and phone numbers used in this document are not intended to be actual addresses and phone numbers. Any examples, command display output, network topology diagrams, and other figures included in the document are shown for illustrative purposes only. Any use of actual IP addresses or phone numbers in illustrative content is unintentional and coincidental.
© 2025 Cisco Systems, Inc. All rights reserved.