This release notes document for ExtremeCloud™ IQ (Classic) version 25.9.1‑27 (Patch 1) provides a technical overview of enhancements, fixes, known issues, and supported platforms for cloud‑managed wired and wireless networking environments. It describes core functionality for device onboarding, monitoring, configuration, topology visibility, licensing, and firmware lifecycle management across access points, controllers, switches, and integration components such as Site Engine, CoPilot, and ExtremeCloud A3. The release addresses AP5010 device disconnection issues and OWE SSID configuration push issues. The document provides operational guidance on public IP and firewall requirements, browser compatibility, stacking constraints, and supplemental CLI usage. Addressed issues span account management, SSO, inventory scale, firmware upgrades, analytics, and UI stability, while known issues document configuration exceptions, regulatory limitations, GRE failover constraints, and troubleshooting considerations. The content targets intermediate to advanced network administrators planning upgrades or operating large‑scale enterprise and campus networks.
