Release Notes

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Cisco Systems, Inc. www.cisco.com

Cisco NX-OS Release 11.0(3k) Release

Notes for Cisco Nexus 9000 Series ACI-

Mode Switches

First Published: April 3, 2015

This document describes the features, caveats, and limitations for Cisco NX-OS software that runs on Cisco Nexus 9000

Series Application Centric Infrastructure (ACI) switches. Use this document in combination with the Cisco Application

Policy Infrastructure Controller, Release 1.0(3k), Release Notes. Additional product documentation is listed in the

Release notes are sometimes updated with new information about restrictions and caveats. See the following website for

the most recent version of the Cisco NX-OS Release 11.0(3k) Release Notes for Cisco Nexus 9000 Series ACI-Mode

Switches:

http://www.cisco.com/c/en/us/support/switches/nexus-9000-series-switches/products-release-notes-list.html

Table 1 shows the online change history for this document.

Table 1. Online History Change

Date

Description

March 30, 2015

Created the release notes for Release 11.0(3x).

April 2, 2015

Changed 1.0(3x) to 1.0(3k).

April 3, 2015

Added resolved caveats.

April 22, 2015

Added a note to the Upgrade Instructions section.

May 12, 2015

Modified the Supported FEX Models table.

July 8, 2015

Added B22 FEX models to the Supported FEX Models

table.

December 9, 2015

Fixed incorrect URLs to the documentation on

cisco.com.

March 1, 2016

In the Compatibility Information, fixed an incorrect

reference to a leaf switch.

Summary of content (11 pages)

PAGE 1
Cisco NX-OS Release 11.0(3k) Release Notes for Cisco Nexus 9000 Series ACIMode Switches First Published: April 3, 2015 This document describes the features, caveats, and limitations for Cisco NX-OS software that runs on Cisco Nexus 9000 Series Application Centric Infrastructure (ACI) switches. Use this document in combination with the Cisco Application Policy Infrastructure Controller, Release 1.0(3k), Release Notes.
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Cisco NX-OS Release 11.
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Cisco NX-OS Release 11.
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Cisco NX-OS Release 11.
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Cisco NX-OS Release 11.0(3k) Release Notes for Cisco Nexus 9000 Series ACI-Mode Switches Supported FEX Models Supported FEX Models Table 3 lists the FEX models that the Cisco Nexus 9000 Series ACI Mode switches support. For more information on the FEX models, see Cisco Nexus 2000 Series Fabric Extenders Data Sheet. Note: FEX requires software version 5.x or later to be brought up successfully. Table 3. Supported FEX Models.
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Cisco NX-OS Release 11.0(3k) Release Notes for Cisco Nexus 9000 Series ACI-Mode Switches Compatibility Information 2. After all APICs in the cluster are successfully downgraded, downgrade all the switches in the fabric. Note: Switch models N9K-C9372PX, N9K-C9332PQ, and N9K-C9372TX are not supported for downgrading in the APIC 1.0(2x) or the Cisco Nexus 9000 11.0(2x) releases. If your fabric has those models, do not downgrade. Compatibility Information ■ Cisco NX-OS Release 11.
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Cisco NX-OS Release 11.0(3k) Release Notes for Cisco Nexus 9000 Series ACI-Mode Switches Caveats ■ Open Caveats ■ Resolved Caveats ■ Known Behaviors Open Caveats Table 4 lists the open caveats in in the Cisco NX-OS Release 11.0(3k). Click the bug ID to access the Bug Search tool and see additional information about the bug. Table 4. Open Caveats in Cisco NX-OS Release 11.0(3k) Bug ID Description CSCun35596 FEX logs are missing in the output of the show fex detail command.
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Cisco NX-OS Release 11.0(3k) Release Notes for Cisco Nexus 9000 Series ACI-Mode Switches Caveats Resolved Caveats Table 5 lists the resolved caveats in the Cisco NX-OS Release 11.0(3k). Click a Bug ID to access the Bug Search Tool and see additional information about the bug Table 5. Resolved Caveats in Cisco NX-OS Release 11.0(3k) Bug ID Description CSCut31145 A vPC link flap may cause policy manager to crash on the switch and generate a core dump. CSCut49345 Default route 0.0.0.
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Cisco NX-OS Release 11.0(3k) Release Notes for Cisco Nexus 9000 Series ACI-Mode Switches Caveats Bug ID Description CSCuq92447 When modifying the L2Unknown Unicast parameter on a Bridge Domain (BD), interfaces on externally connected devices may bounce. Additionally, the endpoint cache for the BD is flushed and all endpoints will have to be re-learned. CSCuq93389 If an endpoint has multiple IPs, the endpoint will not be aged until all IPs go silent.
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Cisco NX-OS Release 11.0(3k) Release Notes for Cisco Nexus 9000 Series ACI-Mode Switches Related Documentation iguration steps to recover: — — Related Documentation This section lists the product documentation for the Cisco ACI. Web-Based Documentation ■ Cisco APIC Management Information Model Reference ■ Cisco APIC Online Help Reference ■ Cisco ACI MIB Support List ■ Cisco 10-Gigabit Ethernet Transceiver Modules Compatibility Matrix: http://www.cisco.
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Cisco NX-OS Release 11.