Partner accounts generally inherit download rights for lab and testing purposes via Not-For-Resale (NFR) software bundles.
To download the correct software image, follow these step-by-step instructions on Cisco's official portal. Navigate to Cisco Software Central. Log in using your entitlement-linked CCO credentials. cucm 12.5 bootable iso download
Cisco does not allow public distribution of its Unified Communications Manager software. Unlike Linux ISOs (Ubuntu, CentOS) or open-source tools, CUCM is commercial, licensed software requiring a valid support contract. Partner accounts generally inherit download rights for lab