/mcp
cucm/v15/hardware-compat/index.md
cucm::v15::hardware-compat::index::Where-to-find-current-CUCM-15-hardware-compatibility::2
The canonical reference is now Cisco's UC Virtualization Supported Hardware page (HTML, not xls), which lists supported UCS / BE-series hardware, ESXi/HyperFlex compatibility, and VM specs.