Which hardware platform is Cisco UnifiedCommunications Manager typically deployed on?

Cisco Unified Communications Manager (CUCM) is typically deployed onCisco UCS C-Series servers. These rack-mount servers provide the necessary computing resources to support CUCM's call control and session management functions in enterprise environments. The UCS C-Series servers offer scalability, reliability, and integration capabilities essential for unified communications deployments.​

Options A (Cisco ASR routers), B (Cisco Catalyst switches), and C (Cisco ISR routers) are networking devices designed for routing and switching functions and are not intended as platforms for deploying CUCM.​