Cisco NX-OS Software

Data Sheets and Product Information

At-a-Glance

• Cisco NX-OS - Networking Software 17-Jul-2012 (PDF - 43 KB)

Data Sheets

• Cisco NX-OS Software Data Sheet 06-Feb-2021

Security Notices

Bulletins

• Cisco Nexus Software Release 5.0 for Cisco Nexus 7000 Series Switches 05-Feb-2010

Field Notices

• Field Notice: FN - 72015 - Specific Releases of Data Center Network Manager Release 7.X Affected by Adobe Flash End-of-Life - Software Upgrade Recommended 19-Jan-2021

Security Advisories, Responses and Notices

• Cisco Nexus 9000 Series Fabric Switches ACI Mode Link Layer Discovery Protocol Port Denial of Service Vulnerability 24-Feb-2021
• Cisco NX-OS Software ICMP Version 6 Memory Leak Denial of Service Vulnerability 24-Feb-2021
• Cisco FXOS and NX-OS Software Unidirectional Link Detection Denial of Service and Arbitrary Code Execution Vulnerability 24-Feb-2021
• Cisco NX-OS Software Protocol Independent Multicast Denial of Service Vulnerability 24-Feb-2021
• Cisco Nexus 9000 Series Fabric Switches ACI Mode Fabric Infrastructure VLAN Unauthorized Access Vulnerability 24-Feb-2021
• Cisco Nexus 9000 Series Fabric Switches ACI Mode BGP Route Installation Denial of Service Vulnerability 24-Feb-2021
• Cisco NX-OS Software IPv6 Netstack Denial of Service Vulnerability 24-Feb-2021
• Cisco NX-OS Software NX-API Cross-Site Request Forgery Vulnerability 24-Feb-2021
• Cisco NX-OS Software Unauthenticated Arbitrary File Actions Vulnerability 24-Feb-2021
• Cisco IOS XR and Cisco NX-OS Software IPv6 Access Control List Bypass Vulnerability 03-Feb-2021
• Cisco NX-OS Software Call Home Command Injection Vulnerability 26-Aug-2020
• Cisco NX-OS Software Data Management Engine Remote Code Execution Vulnerability 26-Aug-2020
• Cisco FXOS and NX-OS Software Cisco Fabric Services Denial of Service Vulnerability 26-Aug-2020
• Cisco Nexus 3000 and 9000 Series Switches Privilege Escalation Vulnerability 26-Aug-2020
• Cisco NX-OS Software Border Gateway Protocol Multicast VPN Session Denial of Service Vulnerability 26-Aug-2020

Reference

Online Learning Modules

• b_1525e_consolidated_3560cx_2960cx_cg_cisco 05-Jan-2020

Technical References

• Cisco NX-OS MIB Quick Reference 04-Aug-2013

Install and Upgrade

Install and Upgrade TechNotes

• Nexus 3000, 3100, and 3500 NX-OS Compact Image Procedure 10-Mar-2021
• Upgrade Nexus 3524 and 3548 NX-OS Software 28-Jan-2021
• Upgrade Nexus 3000 and 3100 NX-OS Software 28-Jan-2021
• Upgrade Nexus 3048 NX-OS Software 28-Jan-2021

Configuration

Configuration Examples and TechNotes

• Configure VRF Route Leak on Cisco Nexus Switches 10-Feb-2021
• Configure User RBAC for the Oxidized or RANCID Network Device Configuration Backup Tools on Cisco Nexus Devices 31-Oct-2019
• Nexus 9000 Cisco Intelligent Traffic Director 13-Sep-2019
• Configure disable-peer-as-check in BGP on Cisco Nexus Switches 30-Jul-2019
• Configure dampen-igp-metric in BGP on Cisco Nexus Switches 23-Jul-2019
• Nexus Monitor Memory and CPU using Python Cli 22-Mar-2019
• Configure BGP to advertise a Default Route on Cisco Nexus Switches 06-Dec-2018
• Nexus 9000 Mac move troubleshooting and preventive methods 16-Nov-2018
• Configure LISP Multihop Mobility on Nexus 07-Jun-2018
• Configure VXLAN Flood and Learn with Multicast Core 06-Jun-2018
• Configure and Troubleshoot LISP 27-Oct-2015
• Configure Redistribution of iBGP Routes Into OSPF 12-Oct-2015
• OSPF Routing Loop/Sub-Optimal Routing between Cisco IOS and NXOS for External Routes Configuration Example 02-Jul-2014

Configuration Guides

• Cisco NX-OS Licensing Guide 25-Mar-2020

Maintain and Operate

Maintain and Operate TechNotes

• NXOS - Securely Erase the Contents of the Disk 11-Jan-2021
• Overview of NX-OS 6.2 Minor Release End of Software Maintenance (EoSWM) and Last Day of Support (LDoS) Dates for Nexus 7000 & 7700 Series Switches 29-Sep-2020
• Nexus 7000 ACL Capture/ VACL Support & Limitations FAQ 12-Jun-2013

Troubleshooting

Password Recovery

• Configure and troubleshoot Nexus Switch using SNMP 12-Jun-2019

Support FAQ

• Nexus 7000 FAQ: What is the recommended action to take when the SpineControlBus test fails? 19-Jul-2013
• Nexus 7000 ACL Capture/ VACL Support & Limitations FAQ 12-Jun-2013

Troubleshooting TechNotes

• Nexus License Troubleshooting Guide 27-Feb-2020
• Troubleshoot Nexus 7000: F3 Input Discards and LACP PDU drops 10-Jun-2019
• Quick Reference Guide to collect TAC requested outputs from Nexus switches 08-Feb-2019
• Understanding ICMP Redirect Messages 17-Oct-2018
• Develop, Debug and Deploy NX-SDK Python Application in Nexus 3000/9000 Switches 08-Jun-2018
• Understanding vPC Election Process 10-May-2018
• Smart Zoning 07-Sep-2017
• Understand NX-OS OSPF NSSA Type-7 LSA Forwarding Address Selection 15-Feb-2017
• BFD for BGP in AdminDown State on Nexus7000 29-Nov-2016
• Nexus (NX-OS) tips and tricks 11-Oct-2016
• Troubleshoot the Corrupted Ethernet Packet on Cisco Nexus 9000 06-Oct-2016
• OTV Site VLANs and AED Election Scenario 22-Apr-2015
• Troubleshoot Uni-Directional Link Detection Errors on Nexus Switches 22-Apr-2015
• FEX Power Supply Failure Messages and Troubleshooting 03-May-2013