This release notes document for ExtremeCloud™ IQ (Classic) version 25.9.3-5 (Patch 3) provides a technical summary of enhancements, resolved defects, known limitations, and supported platforms for the cloud-based network management solution, targeting intermediate to advanced IT administrators. It describes core functionality including device onboarding, centralized monitoring, configuration management, analytics, SSO-based access, and API-driven integration across wired and wireless infrastructures. The document outlines deployment prerequisites such as public cloud IP ranges, supported firmware (IQ Engine, EXOS/Switch Engine, VOSS/Fabric Engine), and browser requirements, along with scalability considerations for large inventories. Patch updates resolve database connection inefficiencies, onboarding inconsistencies, RF statistics processing errors, and UI/API defects. It details configuration considerations for VLANs, Auto-Sense, LAG templates, and firmware management, and highlights interoperability constraints (for example, CDP/LLDP dependencies and GRE limitations). Troubleshooting guidance addresses onboarding inconsistencies, API data gaps, audit logging issues, and performance bottlenecks, with comprehensive device support matrices and known issues aiding diagnostics and operational planning.
