Cisco Nexus 9348Y12C-SE1 Switch
| Series | Cisco Nexus 9000 Series Switches |
|---|---|
| Overview | Product Overview |
| Product Type | Data Center Switches |
| Status | Available Order |
| Release Date | 31-MAR-2025 |
| Visio Stencil (76 MB .zip file) | |
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Recent Security Notices
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- 25-Feb-2026
- 27-Aug-2025
- 27-Aug-2025
- 27-Aug-2025
Document Categories
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Collections
Licensing
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Data Sheets and Product Information
At-a-Glance
- Accelerating 40G Adoption (PDF - 2 MB)
- Build Hierarchical Fabrics with VXLAN EVPN Multi-Site At-a-Glance (PDF - 439 KB)
- Cisco N9000 Series Switches with Nexus One for AI Networking At a Glance
- Cisco Nexus 9000 Series Switches Services (PDF - 219 KB)
- Cisco Nexus 9000 Series Switches Solution Overview
- Cisco Nexus 9000 Series ThousandEyes Integration At-a-Glance
- Cisco Services for Application Centric Infrastructure and Nexus 9000 Series Switches (PDF - 821 KB)
- Creating a global, zero-downtime network environment (PDF - 1 MB)
- Simplifying the DevOps Model - Nexus switches and Puppet automation (PDF - 552 KB)
Data Sheets
Most Recent
- Cisco Nexus 9364E-SP2R Series Switches Data Sheet
- Cisco Nexus 9332D-H2R Switch Data Sheet
- Cisco Nexus 9300-SE1 Series Switches Data Sheet
- Cisco Nexus 9500 Cloud-Scale Line Cards and Fabric Modules Data Sheet
- Cisco Nexus 9800 Series Switches Data Sheet
- Cisco N9164E-NS4-O Switch Data Sheet
- AI Infrastructure with Cisco Nexus 9000 Switches
- AI Infrastructure with Cisco Nexus 9000 Switches
- Cisco Nexus 9300-GX Series Switches Data Sheet
- Cisco Nexus 9300-FX3 Series Switches Data Sheet
- Cisco Nexus 9300-EX, FX, and FX3 24 Port Series Switches Data Sheet
- Cisco Nexus 93400LD-H1 Switch Data Sheet
- Cisco Nexus 9364C-H1 Switch Data Sheet
- Cisco Nexus 9300-FX2 Series Switches Data Sheet
- Cisco Nexus 9200 Platform Switches Data Sheet
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End-of-Life and End-of-Sale Notices
Most Recent
- End-of-Sale and End-of-Life Announcement for the Cisco Nexus N9K-C92348GC-X Fixed Switch
- End-of-Sale and End-of-Life Announcement for the Cisco Nexus 9000 Day 2 Ops Software Licenses
- End-of-Sale and End-of-Life Announcement for the Cisco Nexus 3000/9000 Releases 9.3(x)
- End-of-Sale and End-of-Life Announcement for the Cisco Nexus 9500 100G Line Cards (N9K-X9732C-EX and N9K-X9736C-EX)
- End-of-Sale and End-of-Life Announcement for the Cisco Nexus C9232C Fixed Switch
- End-of-Sale and End-of-Life Announcement for the Cisco Nexus 9332C and 9364C Fixed Spine Switches
- End-of-Sale and End-of-Life Announcement for the Cisco Nexus 9500 16-slot 800Gbps cloud-scale fabric module (50G flows)
- End-of-Sale and End-of-Life Announcement for the Cisco Nexus 9500 48p 1/10G BaseT plus 4p QSFP line card - N9K-X9464TX2
- End-of-Sale and End-of-Life Announcement for the Cisco Nexus 9500 48p 1/10G SFP+ plus 4p QSFP line card - N9K-X9464PX
- End-of-Sale and End-of-Life Announcement for the Cisco Nexus 9500 32p 100G Line Card (N9K-X9732C-EXM)
- End-of-Sale and End-of-Life Announcement for the Cisco Nexus N9K-C9272Q
- End-of-Sale and End-of-Life Announcement for the Cisco N9K-C93120TX, N9K-C92300YC
- End-of-Sale and End-of-Life Announcement for the Cisco N9K-C93180LC-EX
- End-of-Sale and End-of-Life Announcement for the Cisco N9K-C9236C
- End-of-Sale and End-of-Life Announcement for the Cisco Nexus 9500 32p 40G QSFP aggregation line card - N9K-X9432PQ
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Q&A
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Security Notices
Security Advisories, Responses and Notices
Most Recent
- Cisco NX-OS Software Link Layer Discovery Protocol Denial of Service Vulnerability
- Cisco Nexus 3600 and 9500-R Series Switching Platforms Layer 2 Loop Denial of Service Vulnerability
- Cisco Nexus 3000 and 9000 Series Switches Intermediate System-to-Intermediate System Denial of Service Vulnerability
- Cisco NX-OS Software Sensitive Log Information Disclosure Vulnerability
- Cisco Nexus 3000 and 9000 Series Switches Protocol Independent Multicast Version 6 Denial of Service Vulnerability
- Cisco NX-OS Software Command Injection Vulnerability
- Multiple Cisco Products Switch Integrated Security Features DHCPv6 Denial of Service Vulnerability
- Cisco NX-OS Software Image Verification Bypass Vulnerability
- Cisco Nexus 3000 and 9000 Series Switches Health Monitoring Diagnostics Denial of Service Vulnerability
- Cisco Nexus 3000 and 9000 Series Switches Command Injection Vulnerability
- Cisco NX-OS Software CLI Command Injection Vulnerability
- Cisco NX-OS Software Python Sandbox Escape Vulnerabilities
- Cisco NX-OS Software Bash Arbitrary Code Execution and Privilege Escalation Vulnerabilities
- Cisco NX-OS Software DHCPv6 Relay Agent Denial of Service Vulnerability
- Cisco NX-OS Software Command Injection Vulnerability
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Release and Compatibility
Release Notes
Most Recent
- Cisco Nexus 9000 ACI-Mode Switches Release Notes, Release 16.1(4)
- Cisco Nexus 9000 ACI-Mode Switches Release Notes, Release 16.1(3)
- Cisco Nexus 9000 ACI-Mode Switches Release Notes, Release 16.1(2)
- Cisco Nexus 9000 ACI-Mode Switches Release Notes, Release 16.2(1)
- Cisco Nexus 9000 Series NX-OS Release Notes, Release 10.4(7)M
- Recommended Cisco NX-OS Releases for Cisco Nexus 9000 Series Switches
- Cisco Nexus 9000 ACI-Mode Switches Release Notes, Release 16.1(5)
- Cisco Nexus 9000 Series FPGA/EPLD Upgrade Release Notes, Release 10.6(2)F
- Cisco Nexus 9000 Series NX-OS IP Fabric for Media Release Notes, Release 10.6(2)F
- Cisco Nexus 9000 Series NX-OS Release Notes, Release 10.6(2)F
- Cisco Nexus 9000 Series FPGA/EPLD Upgrade Release Notes, Release 10.5(4)
- Cisco Nexus 9000 Series NX-OS Release Notes, Release 10.5(4)M
- Cisco Nexus 9000 Series NX-OS Release Notes, Release 10.6(1s)F
- Cisco Nexus 9000 Series NX-OS Release Notes, Release 9.3(16)
- Cisco Nexus 9000 Series NX-OS Release Notes, Release 10.4(6)M
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Verified Scalability Guides
Most Recent
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.4(7)M
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.6(2)F
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.5(4)M
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 9.3(16)
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.4(6)M
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.6(1)F
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.3(8)M
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.5(3)F
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 9.3(15)
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.4(5)M
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.2(9)M
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.3(7)M
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.5(2)F
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.4(4)M
- Cisco Nexus 9000 Series NX-OS Verified Scalability Guide, Release 10.3(5)M
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Multimedia
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Reference
Command References
Most Recent
- Cisco Nexus 9000 Series NX-OS Command Reference (Configuration Commands), Release 10.5(x)
- Cisco Nexus 9000 Series NX-OS Command Reference (Show Commands), Release 10.5(x)
- Cisco Nexus 9000 Series NX-OS Command Reference (Configuration Commands), Release 10.4(x)
- Cisco Nexus 9000 Series NX-OS Command Reference (Show Commands), Release 10.4(x)
- Cisco Nexus 9000 Series NX-OS Command Reference (Configuration Commands), Release 10.3(x)
- Cisco Nexus 9000 Series NX-OS Command Reference (Configuration Commands), Release 10.2(x)
- Cisco Nexus 9000 Series NX-OS Command Reference (Show Commands), Release 10.3(x)
- Cisco Nexus 9000 Series NX-OS Command Reference (Configuration Commands), Release 9.3(x)
- Cisco Nexus 9000 Series NX-OS Command Reference (Show Commands), Release 9.3(x)
- Cisco Nexus 9000 Series NX-OS Command Reference (Show Commands), Release 10.2(x)
- Cisco Nexus 9000 Series NX-OS Command Reference (Configuration Commands), Release 10.1(x)
- Cisco Nexus 9000 Series NX-OS Command Reference (Show Commands), Release 10.1(x)
- Cisco Nexus 9000 Series NX-OS Command Reference (Configuration Commands), Release 7.0(3)I6(1)
- Cisco Nexus 9000 Series NX-OS Command Reference (Configuration Commands), Release 7.0(3)I3(1)
- Cisco Nexus 9000 Series NX-OS Command Reference (Configuration Commands), Release 7.0(3)I4(1)
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Licensing Information
Technical References
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- Cisco Nexus 9000 ACI-Mode Switch Supported Standards
Cisco Nexus 9000 ACI Mode Technical References
Design
Design Guides
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- Cisco Nexus 9364E-SG2 READ ME FIRST
Cisco Nexus 9364E-SG2 Switches
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- Cisco Nexus 9336C-SE1 READ ME FIRST
Cisco Nexus 9336C-SE1 Switches
- Cisco NX-OS Calico Network Design White Paper
- Cisco NX-OS: The Advanced Network Operating System Designed for the Future
- Cisco Nexus 9396Y(/T)-SE1 READ ME FIRST
- Microsoft Azure Local Connectivity to Cisco Nexus 9000 Series Switches in Cisco NX-OS and Cisco® Application Centric Infrastructure (Cisco ACI™) Mode
- Migrating Cisco FabricPath Environments to VXLAN BGP EVPN White Paper
- Migrating Classic Ethernet Environments to VXLAN BGP EVPN
Install and Upgrade
Install and Upgrade Guides
Most Recent
- Cisco Nexus 9808 NX-OS Mode Switch Hardware Installation Guide
- Cisco N9396T12C-SE1 NX-OS Mode Switch Hardware Installation Guide
- Cisco Nexus 9508 NX-OS Mode Switch Hardware Installation Guide
- Cisco Nexus 93108TC-FX3 NX-OS Mode Switch Hardware Installation Guide
- Cisco Nexus 93108TC-FX3P NX-OS Mode Switch Hardware Installation Guide
- Cisco Nexus 9000 Series NX-OS Software Upgrade and Downgrade Guide, Release 10.4(x)
- Cisco Nexus 93180YC-FX3 NX-OS Mode Switch Hardware Installation Guide
- Cisco Nexus 9000 Series NX-OS Software Upgrade and Downgrade Guide, Release 10.6(x)
- Cisco Nexus 93600CD-GX ACI-Mode Switch Hardware Installation Guide
- Cisco Nexus 9364C-H1 NX-OS Mode Switch Hardware Installation Guide
- Cisco Nexus 93600CD-GX NX-OS Mode Switch Hardware Installation Guide
- Cisco Nexus 93180YC-FX NX-OS Mode Switch Hardware Installation Guide
- Cisco Nexus 9804 NX-OS Mode Switch Hardware Installation Guide
- Cisco N9396Y12C-SE1 NX-OS Mode Switch Hardware Installation Guide
- Cisco Nexus 9000 Series NX-OS Software Upgrade and Downgrade Guide, Release 10.5(x)
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Install and Upgrade TechNotes
Configuration
Configuration Examples and TechNotes
Most Recent
- Configure Custom TACACS Role for Nexus 9K Using ISE 3.2
- Hardware Refresh: Replacing Nexus Switches (VXLAN Technology)
- Configure Nexus EVPN-VXLAN Multi-Site with Route Server
- Understand and Configure Nexus 9000 vPC with Best Practices
- Set Up VXLAN Data Plane Learning Lab (Flood and Learn Mechanism)
- Configure Network Time Protocol on Nexus as Server and Client
- Configure Policy Based Redirect and IPSLA for Redundant ISP Links
- Configure Route Redistribution on Nexus Switches
- Configure Smart Licensing Using Policy on the Nexus Platform
- Configure and Verify DHCP in a VxLAN Fabric for Nexus 9000 with NX-OS and Windows Server 2022
- Configure and Verify BFD on Nexus 9000 Switches
- Configure QoS over Tunnel GRE
- Replace Additional Memory Card on N9K-C93180YC-FX3S
- Configure Third Party Repository on Cisco Open NX-OS
- Configure and Troubleshoot Selective Q-in-Q on Nexus 9000
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Configuration Guides
Most Recent
- Cisco Nexus 9000 Series NX-OS Security Configuration Guide, Release 10.4(x)
- Cisco Nexus 9000 Series NX-OS SRv6 Configuration Guide, Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS Unicast Routing Configuration Guide, Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS iCAM Configuration Guide, Release 10.6(x)
- Cisco Nexus 2000 Series NX-OS Fabric Extender Configuration Guide for Cisco Nexus 9000 Series Switches, Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS FC-NPV and FCoE-NPV Configuration Guide, Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS High Availability and Redundancy Guide, Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS Interfaces Configuration Guide, Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS IP SLAs Configuration Guide, Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS Label Switching Configuration Guide Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS Multicast Routing Configuration Guide, Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS Quality of Service Configuration Guide, Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS SAN Switching Configuration Guide, Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS Security Configuration Guide, Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS System Management Configuration Guide, Release 10.6(x)
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Programming Guides
- Cisco Nexus 9000 Series NX-OS Programmability Guide, Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS Programmability Guide, Release 10.5(x)
- Cisco Nexus 9000 Series NX-OS Programmability Guide, Release 10.4(x)
- Cisco Nexus 9000 Series NX-OS Programmability Guide, Release 10.3(x)
- Cisco Nexus 9000 Series NX-OS Programmability Guide, Release 10.2(x)
- Cisco Nexus 9000 Series NX-OS Programmability Guide, Release 10.1(x)
- Cisco Nexus 9000 Series NX-OS Programmability Guide, Release 9.3(x)
- Cisco Nexus 9000 Series NX-OS Programmability Guide, Release 9.2(x)
- Cisco Nexus 9000 Series NX-OS Programmability Guide, Release 7.x
- Cisco Nexus 9000 Series NX-OS Programmability Guide, Release 6.x
- Programmability and Automation with Cisco Open NX-OS (PDF - 5 MB)
Maintain and Operate
End-User Guides
Troubleshooting
Error and System Messages
Most Recent
- Cisco Nexus 9000 Series NX-OS System Routing Messages Reference, Release 10.6(1)F
- Cisco Nexus 9000 Series NX-OS System Messages Reference, Release 10.6(1)F
- Cisco Nexus 9000 Series NX-OS System Messages Reference, Release 10.5(3)F
- Cisco Nexus 9000 Series NX-OS System Routing Messages Reference, Release 10.5(3)F
- Cisco Nexus 9000 Series NX-OS System Routing Messages Reference, Release 10.4(4)M
- Cisco Nexus 9000 Series NX-OS System Messages Reference, Release 10.4(4)M
- Cisco Nexus 9000 Series NX-OS System Messages Reference, Release 10.5(2)F
- Cisco Nexus 9000 Series NX-OS System Routing Messages Reference, Release 10.5(2)F
- Cisco Nexus 9000 Series NX-OS System Routing Messages Reference, Release 10.5(1)F
- Cisco Nexus 9000 Series NX-OS System Messages Reference, Release 10.5(1)F
- Cisco Nexus 9000 Series NX-OS System Routing Messages Reference, Release 10.3(5)M
- Cisco Nexus 9000 Series NX-OS System Messages Reference, Release 10.3(5)M
- Cisco Nexus 9000 Series NX-OS System Messages Reference, Release 10.4(3)F
- Cisco Nexus 9000 Series NX-OS System Routing Messages Reference, Release 10.4(3)F
- Cisco Nexus 9000 Series NX-OS System Messages Reference, Release 10.2(7)M
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Troubleshooting Guides
- Cisco Nexus 9000 Series NX-OS Troubleshooting Guide, Release 10.6(x)
- Cisco Nexus 9000 Series NX-OS Troubleshooting Guide, Release 10.5(x)
- Cisco Nexus 9000 Series NX-OS Troubleshooting Guide, Release 10.4(x)
- Cisco Nexus 9000 Series NX-OS Troubleshooting Guide, Release 10.3(x)
- Cisco Nexus 9000 Series NX-OS Troubleshooting Guide, Release 10.2(x)
- Cisco Nexus 9000 Series NX-OS Troubleshooting Guide, Release 10.1(x)
- Cisco Nexus 9000 Series NX-OS Troubleshooting Guide, Release 9.3(x)
- Cisco Nexus 9000 Series NX-OS Troubleshooting Guide, Release 9.2(x)
- Cisco Nexus 9000 Series NX-OS Troubleshooting Guide, Release 7.x
- Cisco Nexus 9000 Series NX-OS Troubleshooting Guide, Release 6.x
- Password Recovery Procedure for Cisco NX-OS
Troubleshooting TechNotes
Most Recent
- Resolve Incorrect Nexus 9000 SSD Partitioning
- Troubleshoot Packet Drops with Interface Counters on Nexus Platform
- Troubleshoot Licensing Failures on Nexus 9000
- Understand Virtual Port Channel (vPC) Enhancements
- Troubleshoot Nexus Cheat Sheet for Beginners
- Understand how to Carve Nexus 9000 TCAM Space
- Understand NAT on Nexus 9300
- Verify Latency when You Ping 'From' or 'To' Nexus Switch
- Troubleshoot Multisite VXLAN with CloudSec in Square Topology
- Use of ACI Operation with L2 Switches and Spanning Tree Link Types
- Verify Nexus 9000 Series ARP and MAC Table Sync Behavior
- Configure Anycast RP Using MSDP for NX-OS
- Understand Basic BGP Troubleshoot
- Troubleshoot Unexpected Reloads or Crash on Nexus 9000
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Literature
Brochures
- Cisco Nexus 9000 and NX-OS: Open, Secure and Extensible (PDF - 360 KB)
Sales Resources
Solution Overviews
White Papers
Most Recent
- Securing Network Infrastructure in VXLAN BGP EVPN Data Centers
- Cisco Validated Design with Panasonic - A blueprint for IP Media Success
- Q-in-VNI over VXLAN Fabric Deployment Guide
- Cisco Data Center Networking Solutions: Addressing the Challenges of AI/ML Infrastructure
- Cisco Nexus 9500 Cloud Scale Line Cards and Fabric Modules White Paper
- Securing Data Centers with Microsegmentation using VXLAN GPO
- Cisco Nexus (NX-OS) High Availability
- Why Cisco Nexus 9000 with Nexus Dashboard for AI Networking White Paper
- Cisco Nexus 9000 VXLAN BGP EVPN Data Center Fabrics Fundamental Design and Implementation Guide
- Cisco Nexus 9000 Series Switches for AI Clusters White Paper
- Cisco Massively Scalable Data Center Network Fabric Design and Operation White Paper
- Cisco Nexus 9000 Clock Management
- Energy Optimized and Scalable Breakout Architecture for your Data Centers
- Cisco IP Fabric for Media Design Guide
- Cisco Data Center Networking Blueprint for AI/ML Applications
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