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Introduction to C9800-AP-universalk9.17.12.05.zip This software bundle provides unified firmware for Cisco Catalyst 9100/4800/3800 series access points managed by Catalyst 9800 Wireless Controllers running IOS XE Dublin 17.12.x. Released in Q2 2025, it addresses critical security vulnerabilities while introducing enhanced IoT...

Introduction to CW9800H-wlc-universalk9.17.17.01.SPA.bin This firmware package delivers Cisco IOS XE 17.17.01 for Catalyst 9800H series wireless controllers, designed to address enterprise-grade wireless network management requirements with enhanced multi-cloud capabilities. Released in May 2025, it introduces critical security patches for CAPWAP...

Introduction to CW9800H-wlc-universalk9.17.16.01.SPA.bin This software package delivers Cisco IOS XE 17.16.01 for Catalyst 9800H Series Wireless Controllers, designed for hyperscale Wi-Fi 6E/7 deployments in enterprise and service provider environments. Released in Q2 2025 per Cisco’s lifecycle milestones, it introduces critical...

Introduction to C9800-L-universalk9_wlc.17.03.06.CSCwd03847.SPA.bin This software package delivers critical security enhancements for Cisco Catalyst 9800-L Series Wireless Controllers running IOS XE Amsterdam 17.3.x. Released on March 6, 2025, the update specifically addresses persistent code execution vulnerabilities (CVE-2024-20485) identified in FN74222 field...

Introduction to CW9800H-wlc-universalk9.17.15.02.SPA.bin This firmware delivers Cisco IOS XE 17.15.02 for Catalyst 9800H series wireless controllers, addressing critical security vulnerabilities while introducing multi-cloud management enhancements. Designed for enterprise campus deployments, it resolves CSCwe79126 – a certificate validation flaw in AP...

Introduction to C9800-L-universalk9_wlc.17.17.01.SPA.bin This software package delivers Cisco IOS XE 17.17.01 for Catalyst 9800-L Wireless Controllers, designed for enterprise-grade Wi-Fi 6E/7 deployments. Released in Q2 2025 per Cisco’s release lifecycle milestones, it introduces enhanced security protocols and improved hardware compatibility...

Introduction to C9800-L-universalk9_wlc.17.12.02.SPA.bin The ​​C9800-L-universalk9_wlc.17.12.02.SPA.bin​​ is the primary software image for Cisco Catalyst 9800-L Series Wireless Controllers running IOS XE Amsterdam 17.12.x. Released in Q4 2024 as a maintenance update, this version targets enterprise networks requiring enhanced High Availability (HA)...

Introduction to C9800-L-universalk9_wlc.17.06.06a.SPA.bin This software package delivers Cisco IOS XE 17.06.06a for Catalyst 9800-L Wireless Controllers, designed for enterprise-scale Wi-Fi 6/6E deployments. Released in Q2 2024 per Cisco’s release notes, it introduces critical security patches and enhanced radio resource management...

Introduction to C9800-CL-universalk9.17.03.07.SPA.bin The ​​C9800-CL-universalk9.17.03.07.SPA.bin​​ is the software image for Cisco Catalyst 9800-CL Cloud Wireless Controllers running IOS XE Amsterdam 17.3.x. Designed for cloud-native deployments, this version enhances operational resilience for hybrid work environments while maintaining compatibility with Cisco’s intent-based...

Introduction to pp-adv-c9800-1612.1a-37-52.0.0.pack This protocol pack provides critical security and functional updates for Cisco Catalyst 9800 Series Wireless Controllers running IOS XE Gibraltar 16.12.1a. Designed as a supplemental package, it addresses vulnerabilities in advanced networking protocols while maintaining backward compatibility...