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Introduction to C9800-L-universalk9_wlc.17.09.03.CSCwe01579.SPA.bin This Software Maintenance Update (SMU) addresses critical operational and security requirements for Cisco Catalyst 9800-L Wireless Controllers running IOS XE 17.9.x. Released as a targeted patch under Cisco’s TAC-recommended remediation program, it resolves specific defects identified in...

Introduction to pp-adv-cat9k-173.1a-40-53.0.0.pack Software The ​​pp-adv-cat9k-173.1a-40-53.0.0.pack​​ is a specialized software package for Cisco Catalyst 9000 Series switches, designed to enhance advanced network services capabilities in enterprise environments. This package integrates critical security patches and performance optimizations tailored for IOS XE...

Introduction to pp-adv-cat3k-1612.1a-37-49.0.0.pack Software The pp-adv-cat3k-1612.1a-37-49.0.0.pack provides Cisco IOS XE Gibraltar 16.12.1a software for Catalyst 3850 Series switches, delivering enhanced Layer 3 routing capabilities and security services. This software bundle specifically targets deployments requiring advanced BGP/OSPF routing, IPv6 multicast, and...

​​Introduction to nxos64-msll.10.5.2.F.bin​​ The ​​nxos64-msll.10.5.2.F.bin​​ is a core software image for Cisco Nexus 9000-R2 Series modular switches, specifically optimized for spine-leaf architectures in hyperscale data centers. Released under the NX-OS 10.5(2)F software train, this version introduces enhanced VXLAN/EVPN performance and...

Introduction to nxos64-msll.10.3.5.M.bin Software The nxos64-msll.10.3.5.M.bin file delivers Cisco NX-OS 10.3(5)M software for Nexus 9500-R Series modular switches, including N9K-X97160YC-EX and N9K-X9736C-FX2-E line cards. This maintenance release addresses 19 critical vulnerabilities identified in CVE-2025 advisories, including BGP session hijacking risks...

​​Introduction to nxos64-msll.10.3.6.M.bin​​ This NX-OS maintenance release targets Cisco Nexus 9300/9500 series switches requiring enhanced multicast routing stability and hardware abstraction layer optimizations. Officially released on March 15, 2025, it resolves 8 CVEs identified in Cisco PSIRT advisories while introducing...

​​Introduction to nxos64-msll.10.4.4.M.bin​​ The ​​nxos64-msll.10.4.4.M.bin​​ is a core software image for Cisco Nexus 9000-R/R2 Series modular switches and Nexus 3000 Series fixed switches, delivering advanced data center networking capabilities under the NX-OS 10.4(4)M release train. This 64-bit image specifically targets...

Introduction to nxos64-cs.10.5.2.F.bin Software The ​​nxos64-cs.10.5.2.F.bin​​ represents Cisco’s latest enterprise-grade NX-OS release for Nexus 9000 Series switches, specifically optimized for platforms with -FX3 and -GX ASIC architectures. This 64-bit software image addresses 18 documented defects from previous 10.5.x releases while...

Introduction to nxos64-cs.10.4.3.F.bin Software The nxos64-cs.10.4.3.F.bin firmware represents Cisco NX-OS Software Release 10.4(3)F for Nexus 9000 series data center switches, delivering critical infrastructure stability for high-density VXLAN/EVPN deployments. Officially released in Q2 2025, this maintenance update resolves 14 documented defects...

​​Introduction to nxos64-cs.10.3.99x.F.bin​​ This critical NX-OS software update targets Cisco Nexus 9300/9500 series switches requiring enhanced Fibre Channel over Ethernet (FCoE) performance and security hardening. Released under Cisco’s Extended Maintenance (F) train on May 9, 2025, it addresses 7 CVEs...