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Cisco NX-OS Release Notes

Release 10.4(1)F

Introduction

The Cisco Nexus 9000 Series NX-OS Release Notes document describes the features, issues, and exceptions of Cisco NX-OS Release 10.4(1)F software for use on Cisco Nexus 9000 Series switches.

This documentation set strives to use bias-free language. Exceptions may be present due to hardcoded language in user interfaces, RFP documentation, or third-party products.

Changes to this document:

Date Description
August 18, 2023 Cisco NX-OS Release 10.4(1)F became available.

New and Enhanced Software Features

New Features

Product Impact Feature Description
Security VXLAN EVPN First Hop Security (IPv4) DHCP-snooping and associated security features (DAI, IPSG) are now supported on the entire VXLAN fabric, allowing hosts to move between VTEPs. See Cisco Nexus 9000 Series NX-OS VXLAN Configuration Guide, Release 10.4(x).
Ease of Use Radius over DTLS Support DTLS protocol is used to transport RADIUS datagrams over a secure UDP channel. See Cisco Nexus 9000 NX-OS Security Configuration Guide, Release 10.4(x).
Ease of Use Port-channel load-balance command for MPLS tagged traffic Allows MPLS load-balancing configuration for optimal load-balancing over port channels. See Cisco Nexus 9000 Series NX-OS Interfaces Configuration Guide, Release 10.4(x), and Cisco Nexus 9000 Series NX-OS Label Switching Configuration Guide, Release 10.4(x).
Ease of Use Support to redirect/deny all packets using ePBR policy ePBR Layer 2 provides configuration options to redirect or deny control traffic matching the ePBR policy to service devices or service chains. See Cisco Nexus 9000 Series NX-OS ePBR Configuration Guide, Release 10.4(x), and Cisco Nexus 9000 Series NX-OS Security Configuration Guide, Release 10.4(x).
Ease of Use Split Loopback for VXLAN Multi-Site BGW Deployment The PIP interface now advertises orphan host routes with PIP as the next hop before the hold-down timer expires, avoiding traffic loss and optimizing VPC convergence. See Cisco Nexus 9000 NX-OS VXLAN Configuration Guide, Release 10.4(x).
Feature Set VXLAN QOS Outer Header Policy for Layer 2 Provides the default-vxlan-in-tnl-dscp policy template in QoS policy-map type to match the outer DSCP of the VXLAN packet and rewrite the Class of Service (CoS) in the decapsulated ethernet packet. See Cisco Nexus 9000 Series NX-OS VXLAN Configuration Guide, Release 10.4(x).
Security Support ARP response for out-of-subnet Enables or disables ARP out-of-subnet packet transactions using the ip arp outside-subnet command. See Cisco Nexus 9000 Series NX-OS Unicast Routing Configuration Guide, Release 10.4(x).
Security ePBR out-of-service Provides the ability to temporarily remove an endpoint from service when a user-defined failure threshold is reached, via administrative or auto out-of-service. See Cisco Nexus 9000 Series NX-OS EPBR Configuration Guide, Release 10.4(x).
Security Deduplication Allows removal of duplicate copies of traffic flow when used with Nexus Data Broker (NDB) switches. See Cisco Nexus 9000 Series NX-OS System Management Configuration Guide.
Feature Set Egress NetFlow Identifies packet flows for outgoing IP packets and provides statistics based on these flows, using ingress pipeline and ingress TCAM carving for flow information. See Cisco Nexus 9000 Series NX-OS System Management Configuration Guide.

Enhanced Features (supported on new platforms)

Product Impact Feature Description
Licensing Licensing support for Cisco N9K-C9804, N9K-C9348GC-FX3, N9K-C9348GC-FX3PH, and N9K-C9332D-H2R Smart Licensing using Policy is now supported on these switches. See Cisco Nexus 9000 and 3000 Series NX-OS Smart Licensing Using Policy User Guide.
Ease of Setup/Deployment Support for default boot mode change to LXC Only the LXC mode is supported on Cisco Nexus 9300-FX and 9300-FX2 switches, enabling enhanced non-disruptive ISSU. See Cisco Nexus 9000 Series NX-OS Software Upgrade and Downgrade Guide, Release 10.4(x).
Ease of Setup/Deployment Support for Enhanced ISSU on N9K-C9408 Enhanced ISSU is now supported on Cisco N9K-C9408 platform switch.
Security Keychain support for OSPFv3 A new option to enable keychain for OSPFv3 encryption and authentication commands. See Cisco Nexus 9000 Series NX-OS Unicast Routing Configuration Guide, Release 10.4(x).
Security Certification based authentication on MACsec Option to use EAP-TLS (certificate-based authentication) for uplink ports where MACsec is required. See Cisco Nexus 9000 Series NX-OS Security Configuration Guide, Release 10.4(x).
Security Secure POAP - CA group bundle Allows the use of Root-CA bundles instead of a single .pem certificate for Secure POAP. See Cisco Nexus 9000 NX-OS Fundamentals Configuration Guide, Release 10.4(x).
Ease of Use User mask position load-balance configuration options Enhancement to the ePBR load balance command with a new option, mask-position, to select bits for load balancing in user-defined ACL for IPv4 or IPv6 matches. See Cisco Nexus 9000 Series NX-OS ePBR Configuration Guide, Release 10.4(x).
Ease of Use Minimal disruptive fail-action for ePBR Layer 2 Optimized to modify only access control entries affected by a node failure. See Cisco Nexus 9000 Series NX-OS ePBR Configuration Guide, Release 10.4(x).
Feature Set Classify and rewrite packets based on outer DSCP at the egress VTEP The match dscp command includes the tunnel keyword to match the outer DSCP value at the egress VTEP. See Cisco Nexus 9000 Series NX-OS VXLAN Configuration Guide, Release 10.4(x).
Feature Set Support for port operators in ACLs ePBR Layer 3 policies, ePBR Layer 2 policies, and ITD services support Layer 4 port operators in match access-lists for filtering traffic. See Cisco Nexus 9000 Series NX-OS ePBR Configuration Guide, Release 10.4(x), and Cisco Nexus 9000 Series NX-OS Intelligent Traffic Director Configuration Guide, Release 10.4(x).
Feature Set Set outer DSCP for VXLAN encapsulated packets at ingress VTEP The match dscp command includes the tunnel keyword to set the outer DSCP fields at the ingress VTEP. See Cisco Nexus 9000 Series NX-OS VXLAN Configuration Guide, Release 10.4(x).
Feature Set VTEP co-existence with single-active ESI Cisco Nexus Cloud Scale devices can coexist with switches supporting ESI multi-homing in both All-active and Single-active modes. See Cisco Nexus 9000 Series NX-OS VXLAN Configuration Guide, Release 10.4(x).
Feature Set BGP isolation mode to withdraw aggregate address routes Allows configuration of isolation on route-map for switches in maintenance mode (partial, complete, or custom isolation). See Cisco Nexus 9000 NX-OS Unicast Configuration Guide, Release 10.4(x).
Feature Set Support for load-balancing/redirection to nodes over tunnels ePBR and ITD support redirection or load-balancing on Layer 3 endpoints reachable over IP-IP and GRE tunnel interfaces. See Cisco Nexus 9000 Series NX-OS ePBR Configuration Guide, Release 10.4(x) and Cisco Nexus 9000 Series NX-OS Intelligent Traffic Director Configuration Guide, Release 10.4(x).
Feature Set Support tunnel interfaces ePBR and ITD support IPv4 and IPv6 policies on tunnel interfaces. See Cisco Nexus 9000 Series NX-OS ePBR Configuration Guide, Release 10.4(x) and Cisco Nexus 9000 Series NX-OS Intelligent Traffic Director Configuration Guide, Release 10.4(x).
Feature Set SNMP OID for EPLD version Enables viewing the EPLD firmware version using SNMP. See Cisco Nexus 9000 NX-OS System Management Configuration Guide, Release 10.4(x).
Feature Set Tunnel enhancements Only IPv4 tunnel is supported on GRE; IPv6 traffic can be encapsulated within GRE IPv4. See Cisco Nexus 9000 Series NX-OS Interfaces Configuration Guide, Release 10.4(x).
Feature Set LACP enhancements NX-OS Release supports LACP Layer 3 port-channel using default timer on Cisco Nexus 9800 Series Switches. See Cisco Nexus 9000 Series NX-OS Interfaces Configuration Guide, Release 10.4(x).
Feature Set Auto-collect enhancements Allows auto-collection of protocol flap events for BGP, OSPF, ISIS, and BFD components. See Cisco Nexus 9000 Series NX-OS System Management Configuration Guide, Release 10.4(x).
Feature Set Logging 2.0 enhancements Default bloggerd auto-collect now supports components like cfs, ethport, feature-mgr, etc. See Cisco Nexus 9000 Series NX-OS System Management Configuration Guide, Release 10.3(x).
Scalability PTP Class C support for G.8275.1 / G.8275.1 Telecom profile PTP Class C support for G.8275.1 Telecom profile is supported on Cisco Nexus C9408 switches and N9K-C9332D-H2R switches. See Cisco Nexus 9000 Series NX-OS System Management Configuration Guide, Release 10.4(x).
Scalability Scale enhancements Details on Scale Enhancements for Cisco NX-OS Release 10.4(1)F. See Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.4(1)F.
Programmability OpenConfig model version upgrades OpenConfig models upgraded to latest versions for various components including QoS, ISIS, BGP, etc. See Cisco Nexus 9000 Series NX-OS Programmability Guide, Release 10.4(x).

Hardware Features

New Hardware Features

The following new hardware features are introduced in Cisco NX-OS Release 10.4(1)F.

N9K-C9804

The Cisco Nexus 9804 (N9K-C9804) is a 10-RU switch supporting distributed forwarding across multiple field replaceable units (FRUs). It supports line cards N9K-X9836DM-A and N9K-X98900CD-A. See Cisco Nexus 9804 NX-OS Mode Switch Hardware Installation Guide.

N9K-X98900CD-A Line Card

A 48-port combo 100GE/400GE line card with 14x 400GE QSFP-DD, 18x 100GE QSFP-28, and 16x 100GE QSFP-28 MACSEC (future release). Does not support Breakout options; only Native 40G, 100G, and 400G Transceivers are supported. See Cisco Nexus 9808 NX-OS Mode Switch Hardware Installation Guide and Cisco Nexus 9804 NX-OS Mode Switch Hardware Installation Guide.

N9K-C9348GC-FX3

A 1-RU fixed-port, L2/L3 switch with 48 10/100/1000M copper RJ45 downlink ports, 4 10-/25G SFP28 uplink ports, and 2 40-/100G QSFP28 uplink ports. Includes user-replaceable fan modules and power supply modules. See Cisco Nexus 9348GC-FX3 NX-OS Mode Switch Hardware Installation Guide.

N9K-C9348GC-FX3PH

A 1-RU fixed-port, L2/L3 switch with 40 10M/100M/1G copper RJ45 downlink ports (supporting PoE/PoE+/PoE++), 8 10M/100M half-duplex copper RJ45 downlink ports (supporting PoE/PoE+/PoE++), 4 10-/25G SFP28 uplink ports, and 2 40-/100G QSFP28 uplink ports. Includes user-replaceable fan modules and power supply modules. See Cisco Nexus 9348GC-FX3PH NX-OS Mode Switch Hardware Installation Guide.

N9K-C9332D-H2R

A 1-RU, fixed-port switch with 32 400-Gigabit QSFP-DD ports, 2 10-Gigabit SFP+ ports, management ports, console port, and USB port. Includes user-replaceable fan modules and power supply modules. See Cisco Nexus 9332D-H2R NX-OS Mode Switch Hardware Installation Guide.

QDD-400G-ZR-S and QDD-400G-ZRP-S

Pluggable Digital Coherent Optic (DCO) transceivers offering high performance and longer reach for 400G port bandwidth. See Cisco Nexus 9000 Series NX-OS Interfaces Configuration Guide, Release 10.4(x).

Enhanced Hardware Features

N9K-C9332D-GX2B

Supports port-side exhaust with user-replaceable fan and power supply modules. See Cisco Nexus C9332D-GX2B NX-OS Mode Switch Hardware Installation Guide. For transceiver and cable support, see the Transceiver Module (TMG) Compatibility Matrix.

Unsupported Hardware

The following hardware is not supported in Cisco NX-OS Release 10.4(1)F:

Unsupported Features on N9K-C92348GC

Beginning with Cisco NX-OS Release 10.1(1), the following features are not supported on N9K-C92348GC:

Note: NXAPI CLI and XML Agent (NETCONF over SSH) are supported on this platform.

Release Image

The following two 64-bit images are supported in Cisco NX-OS Release 10.4(1)F:

The 32-bit image is no longer supported.

Open Issues

Bug ID Description
CSCvw16064 Headline: NX-OS to be conformed with RFC 5424 (NILVALUE for STRUCTURED-DATA and MSGID fields)
Symptoms: Syslog implementation does not follow RFC 5424, leading to issues with STRUCTURED-DATA and MSGID fields.
Workarounds: None.
CSCwf51439 Headline: VXLAN: BUM Traffic Loop when PIM BiDir and Fabric Peering are used together.
Symptoms: BUM packets loop between switches in vPC Fabric Peering, causing connectivity loss.
Workarounds: Remove PIM BiDir and use PIM ASM or Ingress replication.
CSCwh17302 Headline: HMM /32 vrf leaking is not working with maximum-paths mixed.
Symptoms: /32 prefix leaking from source VRF-A to target VRF-B fails; only less specific routes are leaked.
Workarounds: Clear less specific prefix on target VRF or remove <maximum-paths mixed> from source VRF.
CSCwh22483 Headline: Cisco Nexus 9000 is not encapsulating properly MACsec traffic into VXLAN.
Symptoms: MACsec packet encapsulation in VXLAN fabric has incorrect Total Length field in IP header and UDP datagram header.
Workarounds: None.
CSCwh01493 Headline: Cisco Nexus 9300-FX3/GX random-detect threshold burst-optimized is causing packet drop.
Symptoms: The random-detect threshold burst-optimized command causes drops on interfaces where the service policy is applied.
Workarounds: Remove the random-detect threshold burst-optimized configuration.
CSCwh02830 Headline: The random-detect threshold burst-optimized ecn configuration causes the same issue.
Workarounds: Remove the random-detect threshold burst-optimized configuration.
CSCwh19743 Headline: Manual power cycle required while upgrading NX-OS N9K-C9500 switch with SUP A+ HW rev 1.0.
Symptoms: Active SUP module fails to boot up after upgrade, resulting in a continuously blinking amber STS LED.
Workarounds: Physically re-seat the module or remove all power to the chassis.
CSCwh19743 Headline: Nexus 9000 - flowcontrol send on configured on Port-channel after removing FEX HIF member ports.
Symptoms: flowcontrol send configuration is automatically added to Port-channel and cannot be modified.
Workarounds: Use no interface port-channel X to remove and recreate the port-channel.

Resolved Issues

Bug ID Description
CSCwe06759 Headline: Memory leak at FEX unit.
Symptoms: LACP port-channels between servers and FEX ports cause memory leaks, leading to FEX reloads and ingress traffic loss.
Workarounds: None.
CSCwe20605 Headline: Encrypted tunnel (VXLAN Cloudsec) traffic is getting dropped on Cisco Nexus 9300-FX3 switch.
Symptoms: Encrypted tunnel traffic is dropped after upgrading to Cisco NX-OS Release 10.3(2)F. VXLAN Cloudsec or tunnel encryption statistics do not update.
Workarounds: Remove tunnel-encryption from DCI uplinks, copy running-config to startup-config, reload the switch, and then reconfigure tunnel-encryption.
CSCwe43450 Headline: Kernel panic due to Fatal Module Error after ND ISSU on N9K-C9348GC-FXP switch.
Symptoms: Unexpected reload due to kernel panic after ND-ISSU, verified by reset-reason commands.
Workarounds: Use disruptive or normal upgrade procedure.
CSCwe50502 Headline: Cisco Nexus 9000 Unexpected Reload due to Watchdog with High ktah_nl_asic_isr Interrupts.
Symptoms: Unexpected reloads due to high ktah_nl_asic_isr hardware interrupt events.
Workarounds: None.
CSCwf11514 Headline: Cisco Nexus 9000-R - Inner DSCP rewritten to Outer DSCP on DECAP for MPLS Traffic.
Symptoms: Last three bits of DSCP field are set to zero for MPLS traffic.
Workarounds: Remove mpls ip from the ingress interface.
CSCwf20782 Headline: Nexus 9000 - N2K HIF interface configurations erased while upgrading to Cisco NX-OS Release 10.2(4).
Symptoms: HIF interface configurations are partially erased during disruptive upgrades, leading to inactive interfaces.
Workarounds: Default and reconfigure affected interfaces.
CSCwf21754 Headline: After the reload ascii command, VRF ID always points to default when traffic flow is through the SVI interface.
Symptoms: After reload, ingress VRF-id defaults to VRF-id(1) for traffic through SVI interfaces.
Workarounds: Reload the switch.
CSCwf24420 Headline: Need to disable PIE feature and command from Cisco Nexus 9808 switches.
Symptoms: PIE commands do not show correct output for fan, power supply, and optics.
Workarounds: None.
CSCwf32021 Headline: PTP process crash.
Symptoms: PTP process crashes when PTP profile mode is 8275.1 on Cisco 9300-FX3 platform.
Workarounds: Disable PTP using no feature ptp command.
CSCwf42887 Headline: On Cisco Nexus 9300-FX3 switches, VXLAN storm-control policer fabric bandwidth does not update after fabric link flap.
Symptoms: VXLAN multisite storm-control fabric bandwidth does not update after fabric link flap.
Workarounds: Reset the policer using shut/no-shut multi-site loopback command, then disable evpn storm-control.
CSCwf57648 Headline: Nexus 9500 -R modules incorrect outer DMAC after initialization.
Symptoms: Nexus 9500 -R line cards add incorrect outer DMAC to VXLAN header, causing packet drops.
Workarounds: A reload ascii command will fix the mis-programming.
CSCwf67373 Headline: The copy r s command is aborted after ND-ISSU from older releases to Cisco NX-OS Release 10.2(1)F and beyond with FEX.
Symptoms: The copy r s command aborts due to Layer 3 configuration mismatch in FEX ports.
Workarounds: To recover the switch, configure switchport/no switchport on all affected interfaces.
CSCwf69556 Headline: Nexus 9000: Interface description includes string "%n" or "%In" crashes Service port-profile.
Symptoms: An error occurs when the string %n or %In is used as an interface description.
Workarounds: Do not use %n or %In string in interface description.
CSCwf75862 Headline: Bi-dir traffic received on DF winner interface is dropped towards the RPF (RP).
Symptoms: Bi-dir traffic received on DF winner interface is dropped towards the RPF.
Workarounds: None.
CSCwf79132 Headline: After ISSU upgrade performed with maintenance mode SVIs stay down.
Symptoms: On Cisco Nexus 9000, all SVIs remain down after exiting maintenance mode post ISSU upgrade.
Workarounds: To restore the SVIs, reboot the switch.
CSCwf84373 Headline: Admin shut the mgmt0 interface, other end port remains up/flapping.
Symptoms: When interface mgmt0 is connected via SFP, shutting down mgmt0 causes the other end port to flap or remain up.
Workarounds: None.

Device Hardware

The following tables list the Cisco Nexus 9000 Series hardware supported by Cisco NX-OS Release 10.4(1)F. For additional information, see the Hardware Installation Guide for your Cisco Nexus 9000 Series device.

Table 1. Cisco Nexus 9800 Switches

Product ID Description
N9K-C9808 16-RU modular switch with slots for up to 8 Line Cards, 2 supervisors, 8 fabric modules, 4 fan trays, and 3 power trays.
N9K-C9804 4-RU modular switch with slots for up to 4 Line Cards, 2 supervisors, 8 fabric modules, 4 fan trays, and 2 power trays.

Table 2. Cisco Nexus 9800 Series Line Cards

Product ID Description Maximum Quantity
Cisco Nexus 9504 Cisco Nexus 9508 Cisco Nexus 9516
N9K-X9836DM-A Cisco Nexus 9800 36-port 400G QSFP-DD Line Card with MACsec. 4 8 N/A
N9K-X98900CD-A Cisco Nexus 9800 14-port 400G QSFP-DD + 34-port 100G QSFP28 Line Card. 4 8 16

Table 3. Cisco Nexus 9800 Series Fabric Modules

Product ID Description
N9K-C9808-FM-A Cisco Nexus 9800 Fabric Module for 8-slot Chassis
N9K-C9804-FM-A Cisco Nexus 9800 Fabric Module for 4-slot Chassis

Table 4. Cisco Nexus 9800 Supervisor Module

Product ID Description
N9K-C9800-SUP-A Cisco Nexus 9800 Platform Supervisor Module

Table 5. Cisco Nexus 9800 Fans and Fan Trays

Product ID Description
N9K-C9808-FAN-A Cisco Nexus 9800 8-slot chassis fan tray (1st Generation)
N9K-C9804-FAN-A Cisco Nexus 9800 4-slot chassis fan tray (1st Generation)

Table 6. Cisco Nexus 9800 Power Supplies

Product ID Description
NXK-HV6.3KW20A-A Cisco Nexus 9800 6,300W 20A AC and HV Power Supply

Table 7. Cisco Nexus 9500 Switches

Product ID Description
N9K-C9504 7.1-RU modular switch with slots for up to 4 Line Cards, 2 supervisors, 2 system controllers, 3 to 6 fabric modules, 3 fan trays, and up to 4 power supplies.
N9K-C9508 13-RU modular switch with slots for up to 8 Line Cards, 2 supervisors, 2 system controllers, 3 to 6 fabric modules, 3 fan trays, and up to 8 power supplies.
N9K-C9516 21-RU modular switch with slots for up to 16 Line Cards, 2 supervisors, 2 system controllers, 3 to 6 fabric modules, 3 fan trays, and up to 10 power supplies.

Table 8. Cisco Nexus 9500 Cloud Scale Line Cards

Product ID Description Maximum Quantity
Cisco Nexus 9504 Cisco Nexus 9508 Cisco Nexus 9516
N9K-X9716D-GX Cisco Nexus 9500 16-port 400G QSFP-DD Line Card 4 8 N/A
N9K-X9736C-FX Cisco Nexus 9500 36-port 40/100 Gigabit Ethernet QSFP28 Line Card 4 8 16
N9K-X9788TC-FX Cisco Nexus 9500 48-port 1/10-G BASE-T Ethernet and 4-port 40/100 Gigabit Ethernet QSFP28 Line Card 4 8 16
N9K-X97160YC-EX Cisco Nexus 9500 48-port 10/25-Gigabit Ethernet SFP28 and 4-port 40/100 Gigabit Ethernet QSFP28 Line Card 4 8 16
N9K-X9732C-FX Cisco Nexus 9500 32-port 40/100 Gigabit Ethernet QSFP28 Line Card 4 8 16
N9K-X9732C-EX Cisco Nexus 9500 32-port 40/100 Gigabit Ethernet QSFP28 Line Card 4 8 16
N9K-X9736C-EX Cisco Nexus 9500 36-port 40/100 Gigabit Ethernet QSFP28 Line Card 4 8 16
N9K-X9732C-FX Cisco Nexus 9500 32-port 40/100 Gigabit Ethernet QSFP28 Line Card 5 (n+1 redundancy) 5 (n+1 redundancy) 5 (n+1 redundancy)

Table 9. Cisco Nexus 9500 R-Series Line Cards

Product ID Description Maximum Quantity
Cisco Nexus 9504 Cisco Nexus 9508 Cisco Nexus 9508
N9K-X9636C-R Cisco Nexus 9500 36-port 40/100 Gigabit Ethernet QSFP28 Line Card 4 8 N/A
N9K-X9636C-RX Cisco Nexus 9500 36-port 40/100 Gigabit Ethernet QSFP28 Line Card 4 8 N/A
N9K-X9636Q-R Cisco Nexus 9500 36-port 40 Gigabit Ethernet QSFP Line Card 4 8 N/A
N9K-X96136YC-R Cisco Nexus 9500 16-port 1/10 Gigabit, 32-port 10/25 Gigabit, and 4-port 40/100 Gigabit Ethernet Line Card 4 8 16
N9K-X9624D-R2 Cisco Nexus 9500 24-port 400 Gigabit QDD Line Card Not supported 8 N/A

Table 10. Cisco Nexus 9500 Cloud Scale Fabric Modules

Product ID Description Minimum Maximum
N9K-C9504-FM-E Cisco Nexus 9504 100-Gigabit cloud scale fabric module 4 5
N9K-C9504-FM-G Cisco Nexus 9500 4-slot 1.6Tbps cloud scale fabric module 4 5
N9K-C9508-FM-E Cisco Nexus 9508 100-Gigabit cloud scale fabric module 4 5
N9K-C9508-FM-E2 Cisco Nexus 9508 100-Gigabit cloud scale fabric module 4 5
N9K-C9508-FM-G Cisco Nexus 9500 8-slot 1.6Tbps cloud-scale fabric module 4 5
N9K-C9516-FM-E2 Cisco Nexus 9516 100-Gigabit cloud scale fabric module 4 5

Table 11. Cisco Nexus 9500 R-Series Fabric Modules

Product ID Description Minimum Maximum
N9K-C9504-FM-R Cisco Nexus 9504 100-Gigabit R-Series fabric module 4 6
N9K-C9508-FM-R Cisco Nexus 9508 100-Gigabit R-Series fabric module 4 6
N9K-C9508-FM-R2 Cisco Nexus 9508 400-Gigabit R-Series fabric module 4 6

Table 12. Cisco Nexus 9500 Supervisor Modules

Product ID Description Quantity
N9K-SUP-A 1.8-GHz supervisor module with 4 cores, 4 threads, and 16 GB of memory 2
N9K-SUP-A+ 1.8-GHz supervisor module with 4 cores, 8 threads, and 16 GB of memory 2
N9K-SUP-B 2.2-GHz supervisor module with 6 cores, 12 threads, and 24 GB of memory 2
N9K-SUP-B+ 1.9-GHz supervisor module with 6 cores, 12 threads, and 32 GB of memory 2

Note: N9K-SUP-A and N9K-SUP-A+ are not supported on Cisco Nexus 9504 and 9508 switches with -R Line Cards.

Table 13. Cisco Nexus 9500 System Controller

Product ID Description Quantity
N9K-SC-A Cisco Nexus 9500 Platform System Controller Module 2

Table 14. Cisco Nexus 9500 Fans and Fan Trays

Product ID Description Quantity Cisco Nexus Switches
N9K-C9504-FAN Fan tray for 4-slot modular chassis 3
N9K-C9504-FAN2 Fan tray that supports the Cisco N9K-C9504-FM-G fabric module 3
N9K-C9508-FAN Fan tray for 8-slot modular chassis 3
N9K-C9508-FAN2 Fan tray that supports the Cisco N9K-C9508-FM-G fabric module 3
N9K-C9516-FAN Fan tray for 16-slot modular chassis 3

Table 15. Cisco Nexus 9500 Fabric Module Blanks with Power Connector

Product ID Description Minimum Maximum
N9K-C9504-FAN-PWR Nexus 9500 4-slot chassis 400G cloud scale fan tray power connector 1 2
N9K-C9508-FAN-PWR Nexus 9500 4-slot chassis 400G cloud scale fan tray power connector 1 2

Table 16. Cisco Nexus 9500 Power Supplies

Product ID Description Quantity Cisco Nexus Switches
N9K-PAC-3000W-B 3 KW AC power supply Up to 4 Cisco Nexus 9504
Up to 8 Cisco Nexus 9508
Up to 10 Cisco Nexus 9516
N9K-PDC-3000W-B 3 KW DC power supply Up to 4 Cisco Nexus 9504
Up to 8 Cisco Nexus 9508
Up to 10 Cisco Nexus 9516
N9K-PUV-3000W-B 3 KW Universal AC/DC power supply Up to 4 Cisco Nexus 9504
Up to 8 Cisco Nexus 9508
Up to 10 Cisco Nexus 9516
N9K-PUV2-3000W-B 3.15-KW Dual Input Universal AC/DC Power Supply Up to 4 Cisco Nexus 9504
Up to 8 Cisco Nexus 9508
Up to 10 Cisco Nexus 9516

Table 17. Cisco Nexus 9400 Switches

Product ID Description
N9K-C9408 4-rack unit (RU) 8-slot LEM-based modular chassis switch, configurable with up to 128 200-Gigabit QSFP56 (256 100-Gigabit by breakout) ports or 64 400-Gigabit ports.
N9K-C9400-SUP-A Cisco Nexus 9400 Supervisor Card
N9K-C9400-SW-GX2A Cisco Nexus 9400 25.6Tbps Switch Card
N9K-X9400-8D Cisco Nexus 9400 8p 400G QSFP-DD LEM
N9K-X9400-16W Cisco Nexus 9400 16p 200G QSFP56 LEM

Note: N9K-C9400-SW-GX2A Sup card ports 2xSFP Eth10/1-2 are not supported in Cisco NX-OS Release 10.3(2)F, 10.3(3)F, and 10.4(1)F.

Table 18. Cisco Nexus 9200 and 9300 Switches

Cisco Nexus Switch Description
N9K-C9332D-H2R 1-RU fixed-port switch with 400-Gigabit QSFP-DD ports (32), 10-Gigabit SFP+ ports (2), Management ports (one 10/100/1000BASE-T port and one SFP port), Console port (RS-232), and USB port.
N9K-C9348GC-FX3 1-RU fixed-port switch 48 10/100/1000M copper RJ45 downlink ports, 4 10-/25G SFP28 uplink ports, and 2 40-/100G QSFP28 uplink ports.
N9K-C9348GC-FX3PH 1-RU fixed-port switch 40 10M/100M/1G copper RJ45 downlink ports that support PoE/PoE+/PoE++ and 8 10M/100M copper RJ45 downlink ports that support PoE/PoE+/PoE++, 4 10-/25G SFP28 uplink ports, and 2 40-/100G QSFP28 uplink ports.
N9K-C93180YC-FX3H 1-RU fixed-port switch with 24 100M/1/10/25-Gigabit Ethernet SFP28 ports (ports 1-24), 6 10/25/40/50/100-Gigabit QSFP28 ports (ports 49-54), One management port (one 10/100/1000BASE-T port), and One console port (RS-232)
N9K-C9316D-GX 1-RU switch with 16x400/100/40-Gbps ports.
N9K-C9364C-GX 2-RU fixed-port switch with 64 100-Gigabit SFP28 ports.
N9K-C93600CD-GX 1-RU fixed-port switch with 28 10/40/100-Gigabit QSFP28 ports (ports 1-28), 8

Compatibility Information

Fabric Module and Line Card compatibility details are listed below:

Table 21. Cisco Nexus 9500 Cloud Scale Line Cards

Product ID Description N9K-C9504-FM-E N9K-C9504-FM-G N9K-C9508-FM-E N9K-C9508-FM-E2 N9K-C9508-FM-G N9K-C9516-FM-E2
N9K-X9716D-GX 4 4 No No No No
N9K-X9736C-FX 5 5 5 5 5 5
N9K-X97160YC-EX 4 4 4 4 4 4
N9K-X9788TC-FX 4 4 4 4 4 4
N9K-X9732C-EX 4 4 4 4 4 4
N9K-X9736C-EX 4 4 4 4 4 4
N9K-X9732C-FX 4 4 4 4 4 4
5 (n+1 redundancy) 5 (n+1 redundancy) 5 (n+1 redundancy) 5 (n+1 redundancy) 5 (n+1 redundancy) 5 (n+1 redundancy)

Table 22. Cisco Nexus 9500 R-Series Line Cards

Product ID Description N9K-C9504-FM-R N9K-C9508-FM-R N9K-C9508-FM-R2
N9K-X9636C-R 6 6 6
N9K-X9636C-RX 6 (n+2 redundancy) 6 (n+2 redundancy) 6 (n+2 redundancy)
N9K-X9636Q-R 6 (n+1 redundancy) 6 (n+1 redundancy) 6 (n+1 redundancy)
N9K-X96136YC-R 6 6 6

Table 23. Cisco Nexus 9500 R2-Series Line Cards

Product ID Description N9K-C9508-FM-R2
N9K-X9624D-R2 6

Optics

For information about transceivers and cables supported on a switch, see the Transceiver Module (TMG) Compatibility Matrix. For transceiver specifications and installation information, see the Install and Upgrade Guides.

Cisco Nexus Dashboard Insights for Data Center

Cisco NX-OS Release 10.4(1)F supports Nexus Dashboard Insights on various Cisco Nexus 9300, 9400, and 9800 platform switches. See the Cisco Nexus Insights documentation.

Upgrade and Downgrade

For software upgrade or downgrade instructions, refer to the Cisco Nexus 9000 Series NX-OS Software Upgrade and Downgrade Guide, Release 10.4(x). For In Service Software Upgrade (ISSU) information, see the Cisco NX-OS ISSU Support Matrix.

Related Content

Document Title Description
Cisco Nexus 9000 Series Switches Cisco Nexus 9000 Series Switches documentation
Cisco NX-OS Software Strategy and Lifecycle Guide Cisco NX-OS Software Release and Image-naming Convention
Cisco Nexus 3000 and 9000 Series NXAPI REST SDK User Guide and API Reference Cisco Nexus 3000 and 9000 Series NX-API REST SDK User Guide and API Reference
Cisco NX-OS Licensing Guide Licensing Information
Cisco Nexus 9000 and 3000 Series NX-OS Switch License Navigator Note: When downgrading from Cisco NX-OS Release 10.4(1)F, features using ACI+NX-OS Essentials, Advantage, and Hardware Streaming Telemetry licenses continue to work in honor mode. The show license usage command output includes entries for these unsupported licenses.
Cisco Nexus Smart Licensing Using Policy User Guide
Cisco Nexus 9000 Series NX-OS Software Upgrade and Downgrade Guide Cisco Nexus 9000 Series Software Upgrade and Downgrade Guide, Release 10.4(x)
Cisco Nexus 9000 Series FPGA/EPLD Upgrade Release Notes Cisco Nexus 9000 Series FPGA/EPLD Upgrade Release Notes, Release 10.4(1)
ftp://ftp.cisco.com/pub/mibs/supportlists/nexus9000/Nexus9000MIBSupportList.html Cisco NX-OS Supported MIBs
Cisco Nexus 9000 Series Switch FEX Support Matrix Supported FEX modules
Cisco Nexus 9000 Series Hardware Installation Guides Cisco Nexus 9000 Series Hardware Installation Guides

Documentation Feedback

To provide technical feedback or report an error/omission, please send comments to nexus9k-docfeedback@cisco.com. Your feedback is appreciated.

Legal Information

Cisco and the Cisco logo are trademarks or registered trademarks of Cisco and/or its affiliates. To view a list of Cisco trademarks, go to www.cisco.com/go/trademarks. Third-party trademarks are the property of their respective owners. The use of the word "partner" does not imply a partnership relationship.

Internet Protocol (IP) addresses and phone numbers used in this document are for illustrative purposes only and are not intended to be actual.

© 2023 Cisco Systems, Inc. All rights reserved.

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