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Introduction to C9800-CL-universalk9.17.09.04.CSCwh28727.SPA.apsp.bin This software package serves as an Application-Specific Patch (APSP) for Cisco Catalyst 9800-CL cloud-based wireless controllers running IOS XE 17.9.x releases. Designed to address critical operational stability issues identified in Cisco Field Notice FN74222, it specifically resolves...

Introduction to C9800-CL-universalk9.17.11.01.ova Software The C9800-CL-universalk9.17.11.01.ova is the official virtual appliance image for Cisco’s Catalyst 9800-CL Cloud Wireless Controller running IOS XE Amsterdam 17.11.x. Designed for cloud-native deployments, this software enables centralized management of Cisco wireless access points (APs) across...

Introduction to C9800-L-universalk9_wlc.17.09.03.SPA.bin This software package delivers Cisco IOS XE Cupertino 17.9.3 for Catalyst 9800-L wireless controllers, specifically addressing critical vulnerabilities in RADIUS packet handling (CSCwh77482) while enhancing AP image predownload validation processes. Released through Cisco’s Security Maintenance Upgrade (SMU)...

Introduction to C9800-L-universalk9_wlc.17.06.05.SPA.bin This software package delivers Cisco IOS XE Gibraltar 17.6.5 code for Catalyst 9800-L hardware wireless controllers, designed to address critical network stability requirements in enterprise wireless deployments. Released under Cisco’s Extended Maintenance (EM) program in Q3 2025,...

​​Introduction to C9800-L-universalk9_wlc.17.06.04.SPA.bin Software​​ The C9800-L-universalk9_wlc.17.06.04.SPA.bin firmware delivers Cisco IOS XE 17.06.04 for Catalyst 9800-L series wireless controllers, designed for enterprise-grade wireless network management with enhanced cloud integration capabilities. This release focuses on operational stability improvements for high-density environments supporting...

Introduction to C9800-L-universalk9_wlc.17.03.08a.SPA.bin This software package delivers Cisco IOS XE Cupertino 17.3.8a for Catalyst 9800-L wireless controllers, specifically addressing critical vulnerabilities in high-availability (HA) configurations while optimizing AP image predownload operations. Released in Q2 2024 through Cisco’s Security Maintenance Upgrade...

Introduction to C9800-L-rommon.1612-3r_2.pkg This ROM monitor (ROMMON) firmware package provides critical bootloader-level maintenance capabilities for Cisco Catalyst 9800-L hardware wireless controllers, specifically designed for system recovery and boot management in emergency scenarios. Released as part of IOS XE Dublin 16.12.3...

​​Introduction to C9800-L-rommon.1612-3r.pkg Software​​ The C9800-L-rommon.1612-3r.pkg package provides ROM monitor (ROMMON) firmware version 16.12(3r) for Cisco Catalyst 9800-L series wireless controllers. This critical bootloader update addresses vulnerabilities in device initialization processes while enhancing recovery capabilities for hardware deployed in enterprise...

Introduction to C9800-L-hw-programmables.17.03.01.SPA.pkg This specialized software package provides hardware-level programmability components for Cisco Catalyst 9800-L wireless controllers running IOS XE Cupertino 17.3.x releases. Officially released in Q2 2024 through Cisco’s security advisory CSCwh77482, it addresses FPGA firmware vulnerabilities in the...

Introduction to C9800-CL-universalk9.17.15.03.SPA.bin This software package delivers Cisco IOS XE Cupertino 17.15.3 code for Catalyst 9800-CL cloud-based wireless controllers, addressing critical enterprise requirements for hyperscale wireless management in multi-cloud environments. Released under Cisco’s Extended Maintenance (EM) program in April 2025,...