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Introduction to C9800-80-universalk9_wlc.17.09.04a.SPA.bin Software This maintenance release (C9800-80-universalk9_wlc.17.09.04a.SPA.bin) addresses critical stability and security vulnerabilities for Cisco Catalyst 9800 Series Wireless Controllers running IOS XE Cupertino 17.9.x. Designed for enterprise-grade wireless deployments, it resolves 15 field-reported defects while enhancing AP management...

Introduction to C9800-80-universalk9_wlc.17.09.04.SPA.bin Software This maintenance release (C9800-80-universalk9_wlc.17.09.04.SPA.bin) delivers critical stability and security updates for Cisco Catalyst 9800 Series Wireless Controllers running IOS XE Cupertino 17.9.x. Designed for enterprise wireless deployments, it addresses 18 field-reported defects while enhancing AP management...

Introduction to C9800-80-universalk9_wlc.17.06.04.SPA.bin Software This firmware release (C9800-80-universalk9_wlc.17.06.04.SPA.bin) provides critical updates for Cisco Catalyst 9800 Series Wireless Controllers running IOS XE Amsterdam 17.6.x. Designed as a maintenance release, it resolves 23 field-reported defects while introducing optimizations for high-density Wi-Fi 6/6E...

Introduction to C9800-CL-universalk9.16.12.07.SPA.bin This firmware package delivers critical updates for Cisco Catalyst 9800-CL cloud wireless controllers operating in public/private cloud environments. Released in Q4 2024 under Cisco’s Extended Maintenance program, the 16.12.07 build enhances controller stability for Azure and AWS...

Introduction to C9800-80_fpga_prog.16.0.0.xe.bin This FPGA firmware package (version 16.0.0) provides critical hardware-level updates for Cisco Catalyst 9800 Series Wireless Controllers, specifically designed to enhance system stability and secure boot capabilities. Released in Q2 2025, it addresses hardware compatibility issues with...

Introduction to C9800-80-universalk9_wlc.17.14.01.SPA.bin This maintenance release for Cisco Catalyst 9800 Series Wireless Controllers delivers critical updates for enterprise WiFi 6E/7 deployments, addressing high-priority defects impacting AP management and controller redundancy. Released in Q2 2025 under Cisco’s Software Maintenance Upgrade (SMU)...

Introduction to C9800-80-universalk9_wlc.17.11.01.SPA.bin This software package delivers Cisco IOS XE Amsterdam 17.11.1 for Catalyst 9800 Series Wireless Controllers, specifically designed to address enterprise wireless network stability and advanced IoT management requirements. Released in Q2 2025, this version introduces HTTPS-based AP...

Introduction to C9800-80-universalk9_wlc.17.09.04.SPA.bin This firmware update for Cisco Catalyst 9800 Series Wireless Controllers addresses critical stability and security requirements in enterprise WiFi 6/6E deployments. Released in Q2 2025 under Cisco’s Extended Maintenance program, the 17.09.04 build resolves CAPWAP session management...

Introduction to C9800-80-universalk9_wlc.17.09.03.SPA.bin This software package delivers Cisco IOS XE Amsterdam 17.9.3 for Catalyst 9800 Series Wireless Controllers, addressing critical network stability and security requirements for enterprise wireless deployments. Released in Q1 2025, the version enhances controller failover reliability and...

Introduction to C9800-80-universalk9_wlc.17.03.07.SPA.bin This software package delivers Cisco IOS XE Amsterdam 17.3.7 for Catalyst 9800 Series Wireless Controllers, specifically engineered for enterprise-grade wireless network management. Released in Q3 2024, this version focuses on operational continuity with enhanced AP upgrade reliability...