Cisco Nexus 3000 Series NX-OS Release Notes, Release 7.0(3)I7(10)
This document describes the features, issues, and exceptions of Cisco NX-OS Release 7.0(3)I7(10) software for use on Cisco Nexus 3000, 3100, 3200 and 3500 switches. For more information, see Related Content.
Note: The Cisco Nexus 3400-S and 3600 platform switches are not supported in Cisco NX-OS Release 7.0(3)I7(10). Starting with Cisco NX-OS Release 7.0(3)I2(1), the Cisco NX-OS image filename has changed to start with "nxos" instead of "n3000."
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.
The following table lists the changes to this document.
Table 1 Online History Change
Date |
Description |
August 23, 2021 |
Cisco NX-OS Release 7.0(3)I7(10) became available. |
There are no new software features in this release.
There are no new hardware features in this release.
The following tables lists the Open Issues in Cisco Nexus 3000 Series switches in Cisco NX-OS Release 7.0(3)I7(10). Click the Bug ID to search the Cisco Bug Search Tool for additional information about the bug.
Table 2: Open Issues in Cisco Nexus 3000 Series Switches
Bug ID |
Description |
Headline: Multicast UDP NAT support is not available on Cisco Nexus 3500 Switches Symptom: Multicast NAT UDP based translation won't happen. Only Multicast NAT based on source IP & destination IP is current supported but not based on UDP port. Workaround: Multicast NAT with only source IP or destination group must be used in translation. |
The following tables list the Resolved Issues in Cisco Nexus 3000 Series switches in Cisco NX-OS Release 7.0(3)I7(10). Click the Bug ID to search the Cisco Bug Search Tool for additional information about the bug.
Table 3: Resolved Issues in Cisco Nexus 3000, 3100, 3200 Series Switches
Bug ID |
Description |
Headline: N3064: High rate of SMBus failed kernel messages causing all ports to shutdown |
|
Headline: N3k switch crash due to "monitor" hap failure during ERSPAN config push |
|
Headline: Nexus 3500 | "show openflow switch 1 flows" shows "Packets: 0, Bytes: 0" for a "Flow" entry Symptoms: "show openflow switch 1 flows" shows Packets: 0, Bytes: 0"for a "Flow"entry Workarounds: None |
The following tables list the Cisco Nexus 3000 Series hardware that Cisco NX-OS Release 7.0(3)I7(10) supports. For additional information about the supported hardware, see the Hardware Installation Guide for your Cisco Nexus 3000 Series devices.
Table 5: Cisco Nexus 3000 and 3100 Series Switches
Product ID |
Description |
N3K-C3048TP-1GE |
Cisco Nexus 3048 switch |
N3K-C3064PQ |
Cisco Nexus 3064 switch |
N3K-C3064PQ-10GE |
Cisco Nexus 3064-E switch |
N3K-C3064PQ-10GX |
Cisco Nexus 3064-X switch |
N3K-C3064TQ-10GT |
Cisco Nexus 3064-TQ switch |
N3K-C31108PC-V |
Cisco Nexus 31108PC-V switch |
N3K-C31108TC-V |
Cisco Nexus 31108TC-V |
N3K-C31128PQ-10GE |
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-40GE |
Cisco Nexus 3132Q switch |
N3K-C3132Q-40GX |
Cisco Nexus 3132Q-X 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 6: Cisco Nexus 3000 and 3100 Series Fans, Fan Trays and Power Supplies
Product ID |
Description |
N2200-PAC-400W |
Cisco Nexus 2000 or Nexus 3000 400W AC power supply, forward airflow (port side exhaust) |
N2200-PAC-400W-B |
Cisco Nexus 2000 or 3000 400W AC power supply with reverse airflow (port-side intake). |
N2200-PDC-400W |
Cisco Nexus 2000 or Nexus 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-C3064-X-BA-L3 |
Cisco Nexus 3064-X reversed airflow (port-side intake) AC power supply |
N3K-C3064-X-BD-L3 |
Cisco Nexus 3064-X forward airflow (port-side intake) DC power supply |
N3K-C3064-X-FA-L3 |
Cisco Nexus 3064-X forward airflow (port-side exhaust) AC power supply |
N3K-C3064-X-FD-L3 |
Cisco Nexus 3064-X forward airflow (port-side exhaust) DC power supply |
N3K-PDC-350W-B |
Cisco Nexus 2000 DC power supply with reverse airflow (port-side intake) |
N3K-PDC-350W-B |
Cisco Nexus 2000 or Nexus 3000 350W DC power supply, reversed airflow (port side intake) |
NXA-FAN-30CFM-B |
Cisco Nexus 2000 or Nexus 3000 individual fan, reversed airflow (port side intake) |
NXA-FAN-30CFM-F |
Cisco Nexus 2000 or Nexus 3000 individual fan, forward airflow (port side exhaust |
NXA-PAC-500W |
Cisco Nexus 3064-T 500W forward airflow (port-side exhaust) AC power supply |
NXA-PAC-500W-B |
Cisco Nexus 3064-T 500W reverse airflow (port-side intake) AC power supply |
Table 7: Cisco Nexus 3200 Series Switches
Product ID |
Description |
C1-N3K-C3232C |
Cisco Nexus 3232C switch. |
N3K-C3264C-E |
Cisco Nexus 3264C-E switch. |
N3K-C3264Q |
Cisco Nexus 3264Q switch. |
Table 8: Cisco Nexus 3500 Series Switches
Product ID |
Description |
N3K-C3524P-10G |
Cisco Nexus 3524 switch |
N3K-C3524P-10GX |
Cisco Nexus 3524 switch, 24 SFP+ |
N3K-C3524P-XL |
Cisco Nexus 3524-XL switch |
N3K-C3548P-10G |
Cisco Nexus 3548 switch |
N3K-C3548P-10GX |
Cisco Nexus 3548x switch, 48 SFP+ |
N3K-C3548P-XL |
Cisco Nexus 3548-XL switch |
Table 9: Cisco Nexus 3500 Series Fans, Fan Trays and Power Supplies
Product ID |
Description |
N2200-PAC-400W |
Cisco Nexus 2000 or Nexus 3000 400W AC power supply, forward airflow (port side exhaust) |
N2200-PAC-400W-B |
Cisco Nexus 2000 or Nexus 3000 400W AC power supply, reversed airflow (port side intake) |
N2200-PDC-400W |
Cisco Nexus 2000 or Nexus 3000 400W DC power supply, forward airflow (port side exhaust) |
N3K-PDC-350W-B |
Cisco Nexus 2000 or Nexus 3000 350W DC power supply, reversed airflow (port side intake) |
NXA-FAN-30CFM-B |
Cisco Nexus 2000 or Nexus 3000 individual fan, reversed airflow (port side intake) |
NXA-FAN-30CFM-F |
Cisco Nexus 2000 or Nexus 3000 individual fan, forward airflow (port side exhaust |
To perform a software upgrade for Cisco Nexus 3000 and 3100 Series switches that run in N3K mode, follow the instructions in the Cisco Nexus 3000 Series NX-OS Software Upgrade and Downgrade Guide, Release 7.x.
To perform a software upgrade for Cisco Nexus 3100 Series switches that run in N9K mode, follow the instructions in the Cisco Nexus 9000 Series NX-OS Software Upgrade and Downgrade Guide, Release 7.x.
For the list of platforms and releases that support a non-disruptive In-Service Software Upgrade (ISSU) to Cisco NX-OS Release 7.0(3)I7(10), see the Cisco NX-OS ISSU Support Matrix.
The following features are not supported for the Cisco Nexus 3232C and 3264Q switches:
■ 3264Q and 3232C platforms do not support the PXE boot of the NX-OS image from the loader.
■ Automatic negotiation support for 25-Gb and 50-Gb ports on the Cisco Nexus 3232C switch.
■ Cisco Nexus 2000 Series Fabric Extenders (FEX)
■ Cisco NX-OS to ACI conversion (The Cisco Nexus 3232C and 3264Q switches operate only in Cisco NX-OS mode.)
■ DCBXP
■ Designated router delay
■ DHCP subnet broadcast is not supported
■ Due to a Poodle vulnerability, SSLv3 is no longer supported
■ FCoE NPV
■ Intelligent Traffic Director (ITD)
■ Enhanced ISSU. NOTE: Check the appropriate guide to determine which platforms support Enhanced ISSU.
■ MLD
■ NetFlow
■ PIM6
■ Policy-based routing (PBR)
■ Port loopback tests
■ Resilient hashing
■ SPAN on CPU as destination
■ Virtual port channel (vPC) peering between Cisco Nexus 3232C or 3264Q switches and Cisco Nexus 9300 platform switches or between Cisco Nexus 3232C or 3264Q switches and Cisco Nexus 3100 Series switches
■ VXLAN IGMP snooping
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.
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
Licensing information:
Cisco Nexus 9000 and 3000 Series NX-OS Switch License Navigator
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.
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