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Cisco Catalyst 9400 Series Switches: Release Notes for Cisco IOS XE Fuji 16.9.x

First Published: 2018-07-18 | Last Modified: 2021-09-01

Introduction

The Cisco Catalyst 9400 Series Switches represent Cisco's premier modular enterprise switching access platform, engineered to address the evolving demands of Security, IoT, Mobility, and Cloud. These switches feature a Unified Access Data Plane (UADP) 2.0, ensuring complete convergence with other Cisco Catalyst 9000 Series Switches. The platform supports an open Cisco IOS XE, enabling model-driven programmability, container hosting, and native execution of third-party applications and scripts. This series serves as the foundational element for SD-Access, Cisco's leading enterprise architecture. Designed for enterprise environments, the Cisco Catalyst 9400 Series Switches boast a dual-serviceable fan tray, side-to-side airflow, and a compact 16-inch depth for closet-friendly deployment.

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Key Features and Updates

This release focuses on software and hardware features for the Cisco Catalyst 9400 Series Switches with Cisco IOS XE Fuji 16.9.x. Key highlights include:

  • Software Maintenance Upgrade (SMU): Now available with the Network Advantage license.
  • In Service Software Upgrade (ISSU) with Cisco StackWise Virtual: Supported in single supervisor module configurations for specific models (C9404R and C9407R).
  • Hardware Features: Includes details on the Catalyst 9404R Switch chassis, Supervisor XL25 Module with 25G uplink support, and the 3200W DC Power Supply.
  • Transceiver Modules: Information on 10GBASE SFP+, 25-Gigabit Ethernet, and 40-Gigabit Ethernet transceiver modules.
  • Software Features: Covers enhancements such as Cisco StackWise Virtual, Generic Online Diagnostics (GOLD), Graceful Insertion and Removal (GIR), Hot Patching Support, MACsec support, Multicast scale increase, MPLS features (EIGRP MPLS VPN PE-CE SoO, Route Target Rewrite, eBGP and iBGP, 6PE, 6VPE), NBAR/NBAR2, OSPFv3 Authentication Trailer, Programmability features (Candidate Configuration, OpenFlow 1.3, YANG Data Models, Zero Touch Provisioning), Resilient Ethernet Protocol (REP), SDM Templates, Security Group Tag (SGT) Caching, Smart Licensing, and VXLAN BGP EVPN.
  • New on the Web UI: Introduces improvements for Multicast, OSPF, Quality of Service (QoS), Site Profile, Smart Licensing, and Switched Port Analyzer (SPAN).

Important Notes

  • Information on Cisco StackWise Virtual - Supported and Unsupported Features.
  • Details on Unsupported Features, including Audio Video Bridging, Bluetooth, Cisco TrustSec NDAC on Uplinks, and more.
  • Guidance on accessing hidden commands for troubleshooting.

For a comprehensive list of supported features, consult the Cisco Feature Navigator.

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